diff options
205 files changed, 3146 insertions, 2523 deletions
diff --git a/Documentation/block/index.rst b/Documentation/block/index.rst index 102953166429..9fea696f9daa 100644 --- a/Documentation/block/index.rst +++ b/Documentation/block/index.rst @@ -18,7 +18,6 @@ Block kyber-iosched null_blk pr - request stat switching-sched writeback_cache_control diff --git a/Documentation/block/request.rst b/Documentation/block/request.rst deleted file mode 100644 index 747021e1ffdb..000000000000 --- a/Documentation/block/request.rst +++ /dev/null @@ -1,99 +0,0 @@ -============================ -struct request documentation -============================ - -Jens Axboe <jens.axboe@oracle.com> 27/05/02 - - -.. FIXME: - No idea about what does mean - seems just some noise, so comment it - - 1.0 - Index - - 2.0 Struct request members classification - - 2.1 struct request members explanation - - 3.0 - - - 2.0 - - - -Short explanation of request members -==================================== - -Classification flags: - - = ==================== - D driver member - B block layer member - I I/O scheduler member - = ==================== - -Unless an entry contains a D classification, a device driver must not access -this member. Some members may contain D classifications, but should only be -access through certain macros or functions (eg ->flags). - -<linux/blkdev.h> - -=============================== ======= ======================================= -Member Flag Comment -=============================== ======= ======================================= -struct list_head queuelist BI Organization on various internal - queues - -``void *elevator_private`` I I/O scheduler private data - -unsigned char cmd[16] D Driver can use this for setting up - a cdb before execution, see - blk_queue_prep_rq - -unsigned long flags DBI Contains info about data direction, - request type, etc. - -int rq_status D Request status bits - -kdev_t rq_dev DBI Target device - -int errors DB Error counts - -sector_t sector DBI Target location - -unsigned long hard_nr_sectors B Used to keep sector sane - -unsigned long nr_sectors DBI Total number of sectors in request - -unsigned long hard_nr_sectors B Used to keep nr_sectors sane - -unsigned short nr_phys_segments DB Number of physical scatter gather - segments in a request - -unsigned short nr_hw_segments DB Number of hardware scatter gather - segments in a request - -unsigned int current_nr_sectors DB Number of sectors in first segment - of request - -unsigned int hard_cur_sectors B Used to keep current_nr_sectors sane - -int tag DB TCQ tag, if assigned - -``void *special`` D Free to be used by driver - -``char *buffer`` D Map of first segment, also see - section on bouncing SECTION - -``struct completion *waiting`` D Can be used by driver to get signalled - on request completion - -``struct bio *bio`` DBI First bio in request - -``struct bio *biotail`` DBI Last bio in request - -``struct request_queue *q`` DB Request queue this request belongs to - -``struct request_list *rl`` B Request list this request came from -=============================== ======= ======================================= diff --git a/Documentation/devicetree/bindings/media/i2c/ovti,ov2685.yaml b/Documentation/devicetree/bindings/media/i2c/ovti,ov2685.yaml index 8b389314c352..e2ffe0a9c26b 100644 --- a/Documentation/devicetree/bindings/media/i2c/ovti,ov2685.yaml +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov2685.yaml @@ -49,6 +49,7 @@ properties: properties: data-lanes: + minItems: 1 maxItems: 2 required: diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-common.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-common.yaml index 9bff8ecb653c..d91b639ae7ae 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-common.yaml +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-common.yaml @@ -17,20 +17,11 @@ description: properties: clocks: minItems: 3 - items: - - description: PCIe bridge clock. - - description: PCIe bus clock. - - description: PCIe PHY clock. - - description: Additional required clock entry for imx6sx-pcie, - imx6sx-pcie-ep, imx8mq-pcie, imx8mq-pcie-ep. + maxItems: 4 clock-names: minItems: 3 - items: - - const: pcie - - const: pcie_bus - - enum: [ pcie_phy, pcie_aux ] - - enum: [ pcie_inbound_axi, pcie_aux ] + maxItems: 4 num-lanes: const: 1 diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml index f4a328ec1daa..ee155ed5f181 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml @@ -31,6 +31,19 @@ properties: - const: dbi - const: addr_space + clocks: + minItems: 3 + items: + - description: PCIe bridge clock. + - description: PCIe bus clock. + - description: PCIe PHY clock. + - description: Additional required clock entry for imx6sx-pcie, + imx6sx-pcie-ep, imx8mq-pcie, imx8mq-pcie-ep. + + clock-names: + minItems: 3 + maxItems: 4 + interrupts: items: - description: builtin eDMA interrupter. @@ -49,6 +62,31 @@ required: allOf: - $ref: /schemas/pci/snps,dw-pcie-ep.yaml# - $ref: /schemas/pci/fsl,imx6q-pcie-common.yaml# + - if: + properties: + compatible: + enum: + - fsl,imx8mq-pcie-ep + then: + properties: + clocks: + minItems: 4 + clock-names: + items: + - const: pcie + - const: pcie_bus + - const: pcie_phy + - const: pcie_aux + else: + properties: + clocks: + maxItems: 3 + clock-names: + items: + - const: pcie + - const: pcie_bus + - const: pcie_aux + unevaluatedProperties: false diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml index 2443641754d3..81bbb8728f0f 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml @@ -40,6 +40,19 @@ properties: - const: dbi - const: config + clocks: + minItems: 3 + items: + - description: PCIe bridge clock. + - description: PCIe bus clock. + - description: PCIe PHY clock. + - description: Additional required clock entry for imx6sx-pcie, + imx6sx-pcie-ep, imx8mq-pcie, imx8mq-pcie-ep. + + clock-names: + minItems: 3 + maxItems: 4 + interrupts: items: - description: builtin MSI controller. @@ -77,6 +90,70 @@ required: allOf: - $ref: /schemas/pci/snps,dw-pcie.yaml# - $ref: /schemas/pci/fsl,imx6q-pcie-common.yaml# + - if: + properties: + compatible: + enum: + - fsl,imx6sx-pcie + then: + properties: + clocks: + minItems: 4 + clock-names: + items: + - const: pcie + - const: pcie_bus + - const: pcie_phy + - const: pcie_inbound_axi + + - if: + properties: + compatible: + enum: + - fsl,imx8mq-pcie + then: + properties: + clocks: + minItems: 4 + clock-names: + items: + - const: pcie + - const: pcie_bus + - const: pcie_phy + - const: pcie_aux + + - if: + properties: + compatible: + enum: + - fsl,imx6q-pcie + - fsl,imx6qp-pcie + - fsl,imx7d-pcie + then: + properties: + clocks: + maxItems: 3 + clock-names: + items: + - const: pcie + - const: pcie_bus + - const: pcie_phy + + - if: + properties: + compatible: + enum: + - fsl,imx8mm-pcie + - fsl,imx8mp-pcie + then: + properties: + clocks: + maxItems: 3 + clock-names: + items: + - const: pcie + - const: pcie_bus + - const: pcie_aux unevaluatedProperties: false diff --git a/Documentation/networking/bonding.rst b/Documentation/networking/bonding.rst index adc4bf4f3c50..28925e19622d 100644 --- a/Documentation/networking/bonding.rst +++ b/Documentation/networking/bonding.rst @@ -776,10 +776,11 @@ peer_notif_delay Specify the delay, in milliseconds, between each peer notification (gratuitous ARP and unsolicited IPv6 Neighbor Advertisement) when they are issued after a failover event. - This delay should be a multiple of the link monitor interval - (arp_interval or miimon, whichever is active). The default - value is 0 which means to match the value of the link monitor - interval. + This delay should be a multiple of the MII link monitor interval + (miimon). + + The valid range is 0 - 300000. The default value is 0, which means + to match the value of the MII link monitor interval. prio Slave priority. A higher number means higher priority. diff --git a/Documentation/networking/index.rst b/Documentation/networking/index.rst index a164ff074356..5b75c3f7a137 100644 --- a/Documentation/networking/index.rst +++ b/Documentation/networking/index.rst @@ -116,8 +116,8 @@ Contents: udplite vrf vxlan - x25-iface x25 + x25-iface xfrm_device xfrm_proc xfrm_sync diff --git a/Documentation/networking/x25-iface.rst b/Documentation/networking/x25-iface.rst index f34e9ec64937..285cefcfce87 100644 --- a/Documentation/networking/x25-iface.rst +++ b/Documentation/networking/x25-iface.rst @@ -1,8 +1,7 @@ .. SPDX-License-Identifier: GPL-2.0 -============================- X.25 Device Driver Interface -============================- +============================ Version 1.1 diff --git a/MAINTAINERS b/MAINTAINERS index 7e0b87d5aa2e..e0ad886d3163 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -273,8 +273,8 @@ ABI/API L: linux-api@vger.kernel.org F: include/linux/syscalls.h F: kernel/sys_ni.c -X: include/uapi/ X: arch/*/include/uapi/ +X: include/uapi/ ABIT UGURU 1,2 HARDWARE MONITOR DRIVER M: Hans de Goede <hdegoede@redhat.com> @@ -406,12 +406,6 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained F: drivers/acpi/arm64 -ACPI SERIAL MULTI INSTANTIATE DRIVER -M: Hans de Goede <hdegoede@redhat.com> -L: platform-driver-x86@vger.kernel.org -S: Maintained -F: drivers/platform/x86/serial-multi-instantiate.c - ACPI PCC(Platform Communication Channel) MAILBOX DRIVER M: Sudeep Holla <sudeep.holla@arm.com> L: linux-acpi@vger.kernel.org @@ -430,6 +424,12 @@ B: https://bugzilla.kernel.org T: git git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm F: drivers/acpi/pmic/ +ACPI SERIAL MULTI INSTANTIATE DRIVER +M: Hans de Goede <hdegoede@redhat.com> +L: platform-driver-x86@vger.kernel.org +S: Maintained +F: drivers/platform/x86/serial-multi-instantiate.c + ACPI THERMAL DRIVER M: Rafael J. Wysocki <rafael@kernel.org> R: Zhang Rui <rui.zhang@intel.com> @@ -823,6 +823,13 @@ L: linux-crypto@vger.kernel.org S: Maintained F: drivers/crypto/allwinner/ +ALLWINNER DMIC DRIVERS +M: Ban Tao <fengzheng923@gmail.com> +L: alsa-devel@alsa-project.org (moderated for non-subscribers) +S: Maintained +F: Documentation/devicetree/bindings/sound/allwinner,sun50i-h6-dmic.yaml +F: sound/soc/sunxi/sun50i-dmic.c + ALLWINNER HARDWARE SPINLOCK SUPPORT M: Wilken Gottwalt <wilken.gottwalt@posteo.net> S: Maintained @@ -844,13 +851,6 @@ L: linux-media@vger.kernel.org S: Maintained F: drivers/staging/media/sunxi/cedrus/ -ALLWINNER DMIC DRIVERS -M: Ban Tao <fengzheng923@gmail.com> -L: alsa-devel@alsa-project.org (moderated for non-subscribers) -S: Maintained -F: Documentation/devicetree/bindings/sound/allwinner,sun50i-h6-dmic.yaml -F: sound/soc/sunxi/sun50i-dmic.c - ALPHA PORT M: Richard Henderson <richard.henderson@linaro.org> M: Ivan Kokshaysky <ink@jurassic.park.msu.ru> @@ -1026,6 +1026,16 @@ F: drivers/char/hw_random/geode-rng.c F: drivers/crypto/geode* F: drivers/video/fbdev/geode/ +AMD HSMP DRIVER +M: Naveen Krishna Chatradhi <naveenkrishna.chatradhi@amd.com> +R: Carlos Bilbao <carlos.bilbao@amd.com> +L: platform-driver-x86@vger.kernel.org +S: Maintained +F: Documentation/arch/x86/amd_hsmp.rst +F: arch/x86/include/asm/amd_hsmp.h +F: arch/x86/include/uapi/asm/amd_hsmp.h +F: drivers/platform/x86/amd/hsmp.c + AMD IOMMU (AMD-VI) M: Joerg Roedel <joro@8bytes.org> R: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> @@ -1049,6 +1059,13 @@ F: drivers/gpu/drm/amd/include/vi_structs.h F: include/uapi/linux/kfd_ioctl.h F: include/uapi/linux/kfd_sysfs.h +AMD MP2 I2C DRIVER +M: Elie Morisse <syniurge@gmail.com> +M: Shyam Sundar S K <shyam-sundar.s-k@amd.com> +L: linux-i2c@vger.kernel.org +S: Maintained +F: drivers/i2c/busses/i2c-amd-mp2* + AMD PDS CORE DRIVER M: Shannon Nelson <shannon.nelson@amd.com> M: Brett Creeley <brett.creeley@amd.com> @@ -1058,18 +1075,6 @@ F: Documentation/networking/device_drivers/ethernet/amd/pds_core.rst F: drivers/net/ethernet/amd/pds_core/ F: include/linux/pds/ -AMD SPI DRIVER -M: Sanjay R Mehta <sanju.mehta@amd.com> -S: Maintained -F: drivers/spi/spi-amd.c - -AMD MP2 I2C DRIVER -M: Elie Morisse <syniurge@gmail.com> -M: Shyam Sundar S K <shyam-sundar.s-k@amd.com> -L: linux-i2c@vger.kernel.org -S: Maintained -F: drivers/i2c/busses/i2c-amd-mp2* - AMD PMC DRIVER M: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> L: platform-driver-x86@vger.kernel.org @@ -1083,16 +1088,6 @@ S: Maintained F: Documentation/ABI/testing/sysfs-amd-pmf F: drivers/platform/x86/amd/pmf/ -AMD HSMP DRIVER -M: Naveen Krishna Chatradhi <naveenkrishna.chatradhi@amd.com> -R: Carlos Bilbao <carlos.bilbao@amd.com> -L: platform-driver-x86@vger.kernel.org -S: Maintained -F: Documentation/arch/x86/amd_hsmp.rst -F: arch/x86/include/asm/amd_hsmp.h -F: arch/x86/include/uapi/asm/amd_hsmp.h -F: drivers/platform/x86/amd/hsmp.c - AMD POWERPLAY AND SWSMU M: Evan Quan <evan.quan@amd.com> L: amd-gfx@lists.freedesktop.org @@ -1121,13 +1116,6 @@ M: Tom Lendacky <thomas.lendacky@amd.com> S: Supported F: arch/arm64/boot/dts/amd/ -AMD XGBE DRIVER -M: "Shyam Sundar S K" <Shyam-sundar.S-k@amd.com> -L: netdev@vger.kernel.org -S: Supported -F: arch/arm64/boot/dts/amd/amd-seattle-xgbe*.dtsi -F: drivers/net/ethernet/amd/xgbe/ - AMD SENSOR FUSION HUB DRIVER M: Basavaraj Natikar <basavaraj.natikar@amd.com> L: linux-input@vger.kernel.org @@ -1135,6 +1123,18 @@ S: Maintained F: Documentation/hid/amd-sfh* F: drivers/hid/amd-sfh-hid/ +AMD SPI DRIVER +M: Sanjay R Mehta <sanju.mehta@amd.com> +S: Maintained +F: drivers/spi/spi-amd.c + +AMD XGBE DRIVER +M: "Shyam Sundar S K" <Shyam-sundar.S-k@amd.com> +L: netdev@vger.kernel.org +S: Supported +F: arch/arm64/boot/dts/amd/amd-seattle-xgbe*.dtsi +F: drivers/net/ethernet/amd/xgbe/ + AMLOGIC DDR PMU DRIVER M: Jiucheng Xu <jiucheng.xu@amlogic.com> L: linux-amlogic@lists.infradead.org @@ -1169,6 +1169,14 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git F: drivers/net/amt.c +ANALOG DEVICES INC AD3552R DRIVER +M: Nuno Sá <nuno.sa@analog.com> +L: linux-iio@vger.kernel.org +S: Supported +W: https://ez.analog.com/linux-software-drivers +F: Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml +F: drivers/iio/dac/ad3552r.c + ANALOG DEVICES INC AD4130 DRIVER M: Cosmin Tanislav <cosmin.tanislav@analog.com> L: linux-iio@vger.kernel.org @@ -1194,14 +1202,6 @@ W: https://ez.analog.com/linux-software-drivers F: Documentation/devicetree/bindings/iio/adc/adi,ad7292.yaml F: drivers/iio/adc/ad7292.c -ANALOG DEVICES INC AD3552R DRIVER -M: Nuno Sá <nuno.sa@analog.com> -L: linux-iio@vger.kernel.org -S: Supported -W: https://ez.analog.com/linux-software-drivers -F: Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml -F: drivers/iio/dac/ad3552r.c - ANALOG DEVICES INC AD7293 DRIVER M: Antoniu Miclaus <antoniu.miclaus@analog.com> L: linux-iio@vger.kernel.org @@ -1210,23 +1210,6 @@ W: https://ez.analog.com/linux-software-drivers F: Documentation/devicetree/bindings/iio/dac/adi,ad7293.yaml F: drivers/iio/dac/ad7293.c -ANALOG DEVICES INC AD7768-1 DRIVER -M: Michael Hennerich <Michael.Hennerich@analog.com> -L: linux-iio@vger.kernel.org -S: Supported -W: https://ez.analog.com/linux-software-drivers -F: Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml -F: drivers/iio/adc/ad7768-1.c - -ANALOG DEVICES INC AD7780 DRIVER -M: Michael Hennerich <Michael.Hennerich@analog.com> -M: Renato Lui Geh <renatogeh@gmail.com> -L: linux-iio@vger.kernel.org -S: Supported -W: https://ez.analog.com/linux-software-drivers -F: Documentation/devicetree/bindings/iio/adc/adi,ad7780.yaml -F: drivers/iio/adc/ad7780.c - ANALOG DEVICES INC AD74115 DRIVER M: Cosmin Tanislav <cosmin.tanislav@analog.com> L: linux-iio@vger.kernel.org @@ -1244,6 +1227,23 @@ F: Documentation/devicetree/bindings/iio/addac/adi,ad74413r.yaml F: drivers/iio/addac/ad74413r.c F: include/dt-bindings/iio/addac/adi,ad74413r.h +ANALOG DEVICES INC AD7768-1 DRIVER +M: Michael Hennerich <Michael.Hennerich@analog.com> +L: linux-iio@vger.kernel.org +S: Supported +W: https://ez.analog.com/linux-software-drivers +F: Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml +F: drivers/iio/adc/ad7768-1.c + +ANALOG DEVICES INC AD7780 DRIVER +M: Michael Hennerich <Michael.Hennerich@analog.com> +M: Renato Lui Geh <renatogeh@gmail.com> +L: linux-iio@vger.kernel.org +S: Supported +W: https://ez.analog.com/linux-software-drivers +F: Documentation/devicetree/bindings/iio/adc/adi,ad7780.yaml +F: drivers/iio/adc/ad7780.c + ANALOG DEVICES INC ADA4250 DRIVER M: Antoniu Miclaus <antoniu.miclaus@analog.com> L: linux-iio@vger.kernel.org @@ -1294,10 +1294,10 @@ F: drivers/iio/imu/adis16460.c ANALOG DEVICES INC ADIS16475 DRIVER M: Nuno Sa <nuno.sa@analog.com> L: linux-iio@vger.kernel.org -W: https://ez.analog.com/linux-software-drivers S: Supported -F: drivers/iio/imu/adis16475.c +W: https://ez.analog.com/linux-software-drivers F: Documentation/devicetree/bindings/iio/imu/adi,adis16475.yaml +F: drivers/iio/imu/adis16475.c ANALOG DEVICES INC ADM1177 DRIVER M: Michael Hennerich <Michael.Hennerich@analog.com> @@ -1315,21 +1315,21 @@ W: https://ez.analog.com/linux-software-drivers F: Documentation/devicetree/bindings/iio/frequency/adi,admv1013.yaml F: drivers/iio/frequency/admv1013.c -ANALOG DEVICES INC ADMV8818 DRIVER +ANALOG DEVICES INC ADMV1014 DRIVER M: Antoniu Miclaus <antoniu.miclaus@analog.com> L: linux-iio@vger.kernel.org S: Supported W: https://ez.analog.com/linux-software-drivers -F: Documentation/devicetree/bindings/iio/filter/adi,admv8818.yaml -F: drivers/iio/filter/admv8818.c +F: Documentation/devicetree/bindings/iio/frequency/adi,admv1014.yaml +F: drivers/iio/frequency/admv1014.c -ANALOG DEVICES INC ADMV1014 DRIVER +ANALOG DEVICES INC ADMV8818 DRIVER M: Antoniu Miclaus <antoniu.miclaus@analog.com> L: linux-iio@vger.kernel.org S: Supported W: https://ez.analog.com/linux-software-drivers -F: Documentation/devicetree/bindings/iio/frequency/adi,admv1014.yaml -F: drivers/iio/frequency/admv1014.c +F: Documentation/devicetree/bindings/iio/filter/adi,admv8818.yaml +F: drivers/iio/filter/admv8818.c ANALOG DEVICES INC ADP5061 DRIVER M: Michael Hennerich <Michael.Hennerich@analog.com> @@ -1351,8 +1351,8 @@ M: Lars-Peter Clausen <lars@metafoo.de> L: linux-media@vger.kernel.org S: Supported W: https://ez.analog.com/linux-software-drivers -F: drivers/media/i2c/adv7180.c F: Documentation/devicetree/bindings/media/i2c/adv7180.yaml +F: drivers/media/i2c/adv7180.c ANALOG DEVICES INC ADV748X DRIVER M: Kieran Bingham <kieran.bingham@ideasonboard.com> @@ -1371,8 +1371,8 @@ ANALOG DEVICES INC ADV7604 DRIVER M: Hans Verkuil <hverkuil-cisco@xs4all.nl> L: linux-media@vger.kernel.org S: Maintained -F: drivers/media/i2c/adv7604* F: Documentation/devicetree/bindings/media/i2c/adv7604.yaml +F: drivers/media/i2c/adv7604* ANALOG DEVICES INC ADV7842 DRIVER M: Hans Verkuil <hverkuil-cisco@xs4all.nl> @@ -1384,8 +1384,8 @@ ANALOG DEVICES INC ADXRS290 DRIVER M: Nishant Malpani <nish.malpani25@gmail.com> L: linux-iio@vger.kernel.org S: Supported -F: drivers/iio/gyro/adxrs290.c F: Documentation/devicetree/bindings/iio/gyroscope/adi,adxrs290.yaml +F: drivers/iio/gyro/adxrs290.c ANALOG DEVICES INC ASOC CODEC DRIVERS M: Lars-Peter Clausen <lars@metafoo.de> @@ -1625,6 +1625,17 @@ S: Maintained F: drivers/net/arcnet/ F: include/uapi/linux/if_arcnet.h +ARM AND ARM64 SoC SUB-ARCHITECTURES (COMMON PARTS) +M: Arnd Bergmann <arnd@arndb.de> +M: Olof Johansson <olof@lixom.net> +M: soc@kernel.org +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +S: Maintained +C: irc://irc.libera.chat/armlinux +T: git git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git +F: arch/arm/boot/dts/Makefile +F: arch/arm64/boot/dts/Makefile + ARM ARCHITECTED TIMER DRIVER M: Mark Rutland <mark.rutland@arm.com> M: Marc Zyngier <maz@kernel.org> @@ -1738,22 +1749,6 @@ S: Odd Fixes F: drivers/amba/ F: include/linux/amba/bus.h -ARM PRIMECELL PL35X NAND CONTROLLER DRIVER -M: Miquel Raynal <miquel.raynal@bootlin.com> -M: Naga Sureshkumar Relli <nagasure@xilinx.com> -L: linux-mtd@lists.infradead.org -S: Maintained -F: Documentation/devicetree/bindings/mtd/arm,pl353-nand-r2p1.yaml -F: drivers/mtd/nand/raw/pl35x-nand-controller.c - -ARM PRIMECELL PL35X SMC DRIVER -M: Miquel Raynal <miquel.raynal@bootlin.com> -M: Naga Sureshkumar Relli <nagasure@xilinx.com> -L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) -S: Maintained -F: Documentation/devicetree/bindings/memory-controllers/arm,pl35x-smc.yaml -F: drivers/memory/pl353-smc.c - ARM PRIMECELL CLCD PL110 DRIVER M: Russell King <linux@armlinux.org.uk> S: Odd Fixes @@ -1771,6 +1766,22 @@ S: Odd Fixes F: drivers/mmc/host/mmci.* F: include/linux/amba/mmci.h +ARM PRIMECELL PL35X NAND CONTROLLER DRIVER +M: Miquel Raynal <miquel.raynal@bootlin.com> +M: Naga Sureshkumar Relli <nagasure@xilinx.com> +L: linux-mtd@lists.infradead.org +S: Maintained +F: Documentation/devicetree/bindings/mtd/arm,pl353-nand-r2p1.yaml +F: drivers/mtd/nand/raw/pl35x-nand-controller.c + +ARM PRIMECELL PL35X SMC DRIVER +M: Miquel Raynal <miquel.raynal@bootlin.com> +M: Naga Sureshkumar Relli <nagasure@xilinx.com> +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +S: Maintained +F: Documentation/devicetree/bindings/memory-controllers/arm,pl35x-smc.yaml +F: drivers/memory/pl353-smc.c + ARM PRIMECELL SSP PL022 SPI DRIVER M: Linus Walleij <linus.walleij@linaro.org> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) @@ -1807,17 +1818,6 @@ F: Documentation/devicetree/bindings/iommu/arm,smmu* F: drivers/iommu/arm/ F: drivers/iommu/io-pgtable-arm* -ARM AND ARM64 SoC SUB-ARCHITECTURES (COMMON PARTS) -M: Arnd Bergmann <arnd@arndb.de> -M: Olof Johansson <olof@lixom.net> -M: soc@kernel.org -L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) -S: Maintained -C: irc://irc.libera.chat/armlinux -T: git git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git -F: arch/arm/boot/dts/Makefile -F: arch/arm64/boot/dts/Makefile - ARM SUB-ARCHITECTURES L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained @@ -1869,9 +1869,9 @@ M: Chen-Yu Tsai <wens@csie.org> M: Jernej Skrabec <jernej.skrabec@gmail.com> M: Samuel Holland <samuel@sholland.org> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +L: linux-sunxi@lists.linux.dev S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux.git -L: linux-sunxi@lists.linux.dev F: arch/arm/mach-sunxi/ F: arch/arm64/boot/dts/allwinner/ F: drivers/clk/sunxi-ng/ @@ -1934,6 +1934,15 @@ F: arch/arm/mach-alpine/ F: arch/arm64/boot/dts/amazon/ F: drivers/*/*alpine* +ARM/APPLE MACHINE SOUND DRIVERS +M: Martin PoviÅ¡er <povik+lin@cutebit.org> +L: asahi@lists.linux.dev +L: alsa-devel@alsa-project.org (moderated for non-subscribers) +S: Maintained +F: Documentation/devicetree/bindings/sound/apple,* +F: sound/soc/apple/* +F: sound/soc/codecs/cs42l83-i2c.c + ARM/APPLE MACHINE SUPPORT M: Hector Martin <marcan@marcan.st> M: Sven Peter <sven@svenpeter.dev> @@ -1961,7 +1970,7 @@ F: Documentation/devicetree/bindings/nvmem/apple,efuses.yaml F: Documentation/devicetree/bindings/pci/apple,pcie.yaml F: Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml F: Documentation/devicetree/bindings/power/apple* -F: Documentation/devicetree/bindings/pwm/pwm-apple.yaml +F: Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml F: Documentation/devicetree/bindings/watchdog/apple,wdt.yaml F: arch/arm64/boot/dts/apple/ F: drivers/bluetooth/hci_bcm4377.c @@ -1985,15 +1994,6 @@ F: include/dt-bindings/pinctrl/apple.h F: include/linux/apple-mailbox.h F: include/linux/soc/apple/* -ARM/APPLE MACHINE SOUND DRIVERS -M: Martin PoviÅ¡er <povik+lin@cutebit.org> -L: asahi@lists.linux.dev -L: alsa-devel@alsa-project.org (moderated for non-subscribers) -S: Maintained -F: Documentation/devicetree/bindings/sound/apple,* -F: sound/soc/apple/* -F: sound/soc/codecs/cs42l83-i2c.c - ARM/ARTPEC MACHINE SUPPORT M: Jesper Nilsson <jesper.nilsson@axis.com> M: Lars Persson <lars.persson@axis.com> @@ -2109,19 +2109,19 @@ S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/coresight/linux.git F: Documentation/ABI/testing/sysfs-bus-coresight-devices-* F: Documentation/devicetree/bindings/arm/arm,coresight-*.yaml -F: Documentation/devicetree/bindings/arm/qcom,coresight-*.yaml F: Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml F: Documentation/devicetree/bindings/arm/arm,trace-buffer-extension.yaml +F: Documentation/devicetree/bindings/arm/qcom,coresight-*.yaml F: Documentation/trace/coresight/* F: drivers/hwtracing/coresight/* F: include/dt-bindings/arm/coresight-cti-dt.h F: include/linux/coresight* F: samples/coresight/* -F: tools/perf/tests/shell/coresight/* F: tools/perf/arch/arm/util/auxtrace.c F: tools/perf/arch/arm/util/cs-etm.c F: tools/perf/arch/arm/util/cs-etm.h F: tools/perf/arch/arm/util/pmu.c +F: tools/perf/tests/shell/coresight/* F: tools/perf/util/cs-etm-decoder/* F: tools/perf/util/cs-etm.* @@ -2156,9 +2156,9 @@ F: Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml F: Documentation/devicetree/bindings/watchdog/armada-37xx-wdt.txt F: drivers/bus/moxtet.c F: drivers/firmware/turris-mox-rwtm.c +F: drivers/gpio/gpio-moxtet.c F: drivers/leds/leds-turris-omnia.c F: drivers/mailbox/armada-37xx-rwtm-mailbox.c -F: drivers/gpio/gpio-moxtet.c F: drivers/watchdog/armada_37xx_wdt.c F: include/dt-bindings/bus/moxtet.h F: include/linux/armada-37xx-rwtm-mailbox.h @@ -2188,10 +2188,10 @@ R: NXP Linux Team <linux-imx@nxp.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git -X: drivers/media/i2c/ F: arch/arm64/boot/dts/freescale/ X: arch/arm64/boot/dts/freescale/fsl-* X: arch/arm64/boot/dts/freescale/qoriq-* +X: drivers/media/i2c/ N: imx N: mxs @@ -2245,12 +2245,12 @@ ARM/HPE GXP ARCHITECTURE M: Jean-Marie Verdun <verdun@hpe.com> M: Nick Hawkins <nick.hawkins@hpe.com> S: Maintained -F: Documentation/hwmon/gxp-fan-ctrl.rst F: Documentation/devicetree/bindings/arm/hpe,gxp.yaml F: Documentation/devicetree/bindings/hwmon/hpe,gxp-fan-ctrl.yaml F: Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml F: Documentation/devicetree/bindings/spi/hpe,gxp-spifi.yaml F: Documentation/devicetree/bindings/timer/hpe,gxp-timer.yaml +F: Documentation/hwmon/gxp-fan-ctrl.rst F: arch/arm/boot/dts/hpe-bmc* F: arch/arm/boot/dts/hpe-gxp* F: arch/arm/mach-hpe/ @@ -2275,9 +2275,9 @@ M: Krzysztof Halasa <khalasa@piap.pl> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained F: Documentation/devicetree/bindings/arm/intel-ixp4xx.yaml -F: Documentation/devicetree/bindings/memory-controllers/intel,ixp4xx-expansion* F: Documentation/devicetree/bindings/gpio/intel,ixp4xx-gpio.txt F: Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.yaml +F: Documentation/devicetree/bindings/memory-controllers/intel,ixp4xx-expansion* F: Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml F: arch/arm/boot/dts/intel-ixp* F: arch/arm/mach-ixp4xx/ @@ -2447,13 +2447,6 @@ F: drivers/net/ethernet/microchip/vcap/ F: drivers/pinctrl/pinctrl-microchip-sgpio.c N: sparx5 -Microchip Timer Counter Block (TCB) Capture Driver -M: Kamel Bouhara <kamel.bouhara@bootlin.com> -L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) -L: linux-iio@vger.kernel.org -S: Maintained -F: drivers/counter/microchip-tcb-capture.c - ARM/MILBEAUT ARCHITECTURE M: Taichi Sugaya <sugaya.taichi@socionext.com> M: Takao Orito <orito.takao@socionext.com> @@ -2525,8 +2518,8 @@ F: Documentation/devicetree/bindings/rtc/nuvoton,nct3018y.yaml F: arch/arm/boot/dts/nuvoton-npcm* F: arch/arm/mach-npcm/ F: arch/arm64/boot/dts/nuvoton/ -F: drivers/*/*npcm* F: drivers/*/*/*npcm* +F: drivers/*/*npcm* F: drivers/rtc/rtc-nct3018y.c F: include/dt-bindings/clock/nuvoton,npcm7xx-clock.h F: include/dt-bindings/clock/nuvoton,npcm845-clk.h @@ -2569,6 +2562,12 @@ F: arch/arm/mach-oxnas/ F: drivers/power/reset/oxnas-restart.c N: oxnas +ARM/QUALCOMM CHROMEBOOK SUPPORT +R: cros-qcom-dts-watchers@chromium.org +F: arch/arm64/boot/dts/qcom/sc7180* +F: arch/arm64/boot/dts/qcom/sc7280* +F: arch/arm64/boot/dts/qcom/sdm845-cheza* + ARM/QUALCOMM SUPPORT M: Andy Gross <agross@kernel.org> M: Bjorn Andersson <andersson@kernel.org> @@ -2602,22 +2601,16 @@ F: drivers/pci/controller/dwc/pcie-qcom.c F: drivers/phy/qualcomm/ F: drivers/power/*/msm* F: drivers/reset/reset-qcom-* -F: drivers/ufs/host/ufs-qcom* F: drivers/spi/spi-geni-qcom.c F: drivers/spi/spi-qcom-qspi.c F: drivers/spi/spi-qup.c F: drivers/tty/serial/msm_serial.c +F: drivers/ufs/host/ufs-qcom* F: drivers/usb/dwc3/dwc3-qcom.c F: include/dt-bindings/*/qcom* F: include/linux/*/qcom* F: include/linux/soc/qcom/ -ARM/QUALCOMM CHROMEBOOK SUPPORT -R: cros-qcom-dts-watchers@chromium.org -F: arch/arm64/boot/dts/qcom/sc7180* -F: arch/arm64/boot/dts/qcom/sc7280* -F: arch/arm64/boot/dts/qcom/sdm845-cheza* - ARM/RDA MICRO ARCHITECTURE M: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) @@ -2709,9 +2702,9 @@ R: Alim Akhtar <alim.akhtar@samsung.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) L: linux-samsung-soc@vger.kernel.org S: Maintained -C: irc://irc.libera.chat/linux-exynos Q: https://patchwork.kernel.org/project/linux-samsung-soc/list/ B: mailto:linux-samsung-soc@vger.kernel.org +C: irc://irc.libera.chat/linux-exynos T: git git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux.git F: Documentation/arm/samsung/ F: Documentation/devicetree/bindings/arm/samsung/ @@ -2811,8 +2804,8 @@ M: Patrice Chotard <patrice.chotard@foss.st.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained W: http://www.stlinux.com -F: Documentation/devicetree/bindings/spi/st,ssc-spi.yaml F: Documentation/devicetree/bindings/i2c/st,sti-i2c.yaml +F: Documentation/devicetree/bindings/spi/st,ssc-spi.yaml F: arch/arm/boot/dts/sti* F: arch/arm/mach-sti/ F: drivers/ata/ahci_st.c @@ -2959,15 +2952,15 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/iwamatsu/linux-visconti.git F: Documentation/devicetree/bindings/arm/toshiba.yaml F: Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pipllct.yaml F: Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pismu.yaml -F: Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml F: Documentation/devicetree/bindings/gpio/toshiba,gpio-visconti.yaml +F: Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml F: Documentation/devicetree/bindings/pci/toshiba,visconti-pcie.yaml F: Documentation/devicetree/bindings/pinctrl/toshiba,visconti-pinctrl.yaml F: Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml F: arch/arm64/boot/dts/toshiba/ F: drivers/clk/visconti/ -F: drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c F: drivers/gpio/gpio-visconti.c +F: drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c F: drivers/pci/controller/dwc/pcie-visconti.c F: drivers/pinctrl/visconti/ F: drivers/watchdog/visconti_wdt.c @@ -3112,6 +3105,13 @@ S: Maintained F: Documentation/devicetree/bindings/net/asix,ax88796c.yaml F: drivers/net/ethernet/asix/ax88796c_* +ASPEED CRYPTO DRIVER +M: Neal Liu <neal_liu@aspeedtech.com> +L: linux-aspeed@lists.ozlabs.org (moderated for non-subscribers) +S: Maintained +F: Documentation/devicetree/bindings/crypto/aspeed,* +F: drivers/crypto/aspeed/ + ASPEED PECI CONTROLLER M: Iwona Winiarska <iwona.winiarska@intel.com> L: linux-aspeed@lists.ozlabs.org (moderated for non-subscribers) @@ -3156,6 +3156,13 @@ S: Maintained F: Documentation/devicetree/bindings/spi/aspeed,ast2600-fmc.yaml F: drivers/spi/spi-aspeed-smc.c +ASPEED USB UDC DRIVER +M: Neal Liu <neal_liu@aspeedtech.com> +L: linux-aspeed@lists.ozlabs.org (moderated for non-subscribers) +S: Maintained +F: Documentation/devicetree/bindings/usb/aspeed,ast2600-udc.yaml +F: drivers/usb/gadget/udc/aspeed_udc.c + ASPEED VIDEO ENGINE DRIVER M: Eddie James <eajames@linux.ibm.com> L: linux-media@vger.kernel.org @@ -3164,19 +3171,11 @@ S: Maintained F: Documentation/devicetree/bindings/media/aspeed-video.txt F: drivers/media/platform/aspeed/ -ASPEED USB UDC DRIVER -M: Neal Liu <neal_liu@aspeedtech.com> -L: linux-aspeed@lists.ozlabs.org (moderated for non-subscribers) -S: Maintained -F: Documentation/devicetree/bindings/usb/aspeed,ast2600-udc.yaml -F: drivers/usb/gadget/udc/aspeed_udc.c - -ASPEED CRYPTO DRIVER -M: Neal Liu <neal_liu@aspeedtech.com> -L: linux-aspeed@lists.ozlabs.org (moderated for non-subscribers) +ASUS EC HARDWARE MONITOR DRIVER +M: Eugene Shalygin <eugene.shalygin@gmail.com> +L: linux-hwmon@vger.kernel.org S: Maintained -F: Documentation/devicetree/bindings/crypto/aspeed,* -F: drivers/crypto/aspeed/ +F: drivers/hwmon/asus-ec-sensors.c ASUS NOTEBOOKS AND EEEPC ACPI/WMI EXTRAS DRIVERS M: Corentin Chary <corentin.chary@gmail.com> @@ -3194,6 +3193,12 @@ S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git F: drivers/platform/x86/asus-tf103c-dock.c +ASUS WIRELESS RADIO CONTROL DRIVER +M: João Paulo Rechi Vita <jprvita@gmail.com> +L: platform-driver-x86@vger.kernel.org +S: Maintained +F: drivers/platform/x86/asus-wireless.c + ASUS WMI HARDWARE MONITOR DRIVER M: Ed Brindley <kernel@maidavale.org> M: Denis Pauk <pauk.denis@gmail.com> @@ -3201,18 +3206,6 @@ L: linux-hwmon@vger.kernel.org S: Maintained F: drivers/hwmon/asus_wmi_sensors.c -ASUS EC HARDWARE MONITOR DRIVER -M: Eugene Shalygin <eugene.shalygin@gmail.com> -L: linux-hwmon@vger.kernel.org -S: Maintained -F: drivers/hwmon/asus-ec-sensors.c - -ASUS WIRELESS RADIO CONTROL DRIVER -M: João Paulo Rechi Vita <jprvita@gmail.com> -L: platform-driver-x86@vger.kernel.org -S: Maintained -F: drivers/platform/x86/asus-wireless.c - ASYMMETRIC KEYS M: David Howells <dhowells@redhat.com> L: keyrings@vger.kernel.org @@ -3352,10 +3345,10 @@ R: Boqun Feng <boqun.feng@gmail.com> R: Mark Rutland <mark.rutland@arm.com> L: linux-kernel@vger.kernel.org S: Maintained +F: Documentation/atomic_*.txt F: arch/*/include/asm/atomic*.h F: include/*/atomic*.h F: include/linux/refcount.h -F: Documentation/atomic_*.txt F: scripts/atomic/ ATTO EXPRESSSAS SAS/SATA RAID SCSI DRIVER @@ -3649,50 +3642,6 @@ S: Maintained F: Documentation/devicetree/bindings/iio/accel/bosch,bma400.yaml F: drivers/iio/accel/bma400* -BPF [GENERAL] (Safe Dynamic Programs and Tools) -M: Alexei Starovoitov <ast@kernel.org> -M: Daniel Borkmann <daniel@iogearbox.net> -M: Andrii Nakryiko <andrii@kernel.org> -R: Martin KaFai Lau <martin.lau@linux.dev> -R: Song Liu <song@kernel.org> -R: Yonghong Song <yhs@fb.com> -R: John Fastabend <john.fastabend@gmail.com> -R: KP Singh <kpsingh@kernel.org> -R: Stanislav Fomichev <sdf@google.com> -R: Hao Luo <haoluo@google.com> -R: Jiri Olsa <jolsa@kernel.org> -L: bpf@vger.kernel.org -S: Supported -W: https://bpf.io/ -Q: https://patchwork.kernel.org/project/netdevbpf/list/?delegate=121173 -T: git git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git -T: git git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git -F: Documentation/bpf/ -F: Documentation/networking/filter.rst -F: Documentation/userspace-api/ebpf/ -F: arch/*/net/* -F: include/linux/bpf* -F: include/linux/btf* -F: include/linux/filter.h -F: include/trace/events/xdp.h -F: include/uapi/linux/bpf* -F: include/uapi/linux/btf* -F: include/uapi/linux/filter.h -F: kernel/bpf/ -F: kernel/trace/bpf_trace.c -F: lib/test_bpf.c -F: net/bpf/ -F: net/core/filter.c -F: net/sched/act_bpf.c -F: net/sched/cls_bpf.c -F: samples/bpf/ -F: scripts/bpf_doc.py -F: scripts/pahole-flags.sh -F: scripts/pahole-version.sh -F: tools/bpf/ -F: tools/lib/bpf/ -F: tools/testing/selftests/bpf/ - BPF JIT for ARM M: Shubham Bansal <illusionist.neo@gmail.com> L: bpf@vger.kernel.org @@ -3771,79 +3720,79 @@ S: Supported F: arch/x86/net/ X: arch/x86/net/bpf_jit_comp32.c +BPF [BTF] +M: Martin KaFai Lau <martin.lau@linux.dev> +L: bpf@vger.kernel.org +S: Maintained +F: include/linux/btf* +F: kernel/bpf/btf.c + BPF [CORE] M: Alexei Starovoitov <ast@kernel.org> M: Daniel Borkmann <daniel@iogearbox.net> R: John Fastabend <john.fastabend@gmail.com> L: bpf@vger.kernel.org S: Maintained -F: kernel/bpf/verifier.c -F: kernel/bpf/tnum.c -F: kernel/bpf/core.c -F: kernel/bpf/syscall.c -F: kernel/bpf/dispatcher.c -F: kernel/bpf/trampoline.c F: include/linux/bpf* F: include/linux/filter.h F: include/linux/tnum.h +F: kernel/bpf/core.c +F: kernel/bpf/dispatcher.c +F: kernel/bpf/syscall.c +F: kernel/bpf/tnum.c +F: kernel/bpf/trampoline.c +F: kernel/bpf/verifier.c -BPF [BTF] -M: Martin KaFai Lau <martin.lau@linux.dev> -L: bpf@vger.kernel.org -S: Maintained -F: kernel/bpf/btf.c -F: include/linux/btf* - -BPF [TRACING] -M: Song Liu <song@kernel.org> -R: Jiri Olsa <jolsa@kernel.org> +BPF [DOCUMENTATION] (Related to Standardization) +R: David Vernet <void@manifault.com> L: bpf@vger.kernel.org +L: bpf@ietf.org S: Maintained -F: kernel/trace/bpf_trace.c -F: kernel/bpf/stackmap.c +F: Documentation/bpf/instruction-set.rst -BPF [NETWORKING] (tc BPF, sock_addr) -M: Martin KaFai Lau <martin.lau@linux.dev> +BPF [GENERAL] (Safe Dynamic Programs and Tools) +M: Alexei Starovoitov <ast@kernel.org> M: Daniel Borkmann <daniel@iogearbox.net> +M: Andrii Nakryiko <andrii@kernel.org> +R: Martin KaFai Lau <martin.lau@linux.dev> +R: Song Liu <song@kernel.org> +R: Yonghong Song <yhs@fb.com> R: John Fastabend <john.fastabend@gmail.com> +R: KP Singh <kpsingh@kernel.org> +R: Stanislav Fomichev <sdf@google.com> +R: Hao Luo <haoluo@google.com> +R: Jiri Olsa <jolsa@kernel.org> L: bpf@vger.kernel.org -L: netdev@vger.kernel.org -S: Maintained +S: Supported +W: https://bpf.io/ +Q: https://patchwork.kernel.org/project/netdevbpf/list/?delegate=121173 +T: git git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git +F: Documentation/bpf/ +F: Documentation/networking/filter.rst +F: Documentation/userspace-api/ebpf/ +F: arch/*/net/* +F: include/linux/bpf* +F: include/linux/btf* +F: include/linux/filter.h +F: include/trace/events/xdp.h +F: include/uapi/linux/bpf* +F: include/uapi/linux/btf* +F: include/uapi/linux/filter.h +F: kernel/bpf/ +F: kernel/trace/bpf_trace.c +F: lib/test_bpf.c +F: net/bpf/ F: net/core/filter.c F: net/sched/act_bpf.c F: net/sched/cls_bpf.c - -BPF [NETWORKING] (struct_ops, reuseport) -M: Martin KaFai Lau <martin.lau@linux.dev> -L: bpf@vger.kernel.org -L: netdev@vger.kernel.org -S: Maintained -F: kernel/bpf/bpf_struct* - -BPF [SECURITY & LSM] (Security Audit and Enforcement using BPF) -M: KP Singh <kpsingh@kernel.org> -R: Florent Revest <revest@chromium.org> -R: Brendan Jackman <jackmanb@chromium.org> -L: bpf@vger.kernel.org -S: Maintained -F: Documentation/bpf/prog_lsm.rst -F: include/linux/bpf_lsm.h -F: kernel/bpf/bpf_lsm.c -F: security/bpf/ - -BPF [STORAGE & CGROUPS] -M: Martin KaFai Lau <martin.lau@linux.dev> -L: bpf@vger.kernel.org -S: Maintained -F: kernel/bpf/cgroup.c -F: kernel/bpf/*storage.c -F: kernel/bpf/bpf_lru* - -BPF [RINGBUF] -M: Andrii Nakryiko <andrii@kernel.org> -L: bpf@vger.kernel.org -S: Maintained -F: kernel/bpf/ringbuf.c +F: samples/bpf/ +F: scripts/bpf_doc.py +F: scripts/pahole-flags.sh +F: scripts/pahole-version.sh +F: tools/bpf/ +F: tools/lib/bpf/ +F: tools/testing/selftests/bpf/ BPF [ITERATOR] M: Yonghong Song <yhs@fb.com> @@ -3870,12 +3819,45 @@ L: bpf@vger.kernel.org S: Maintained F: tools/lib/bpf/ -BPF [TOOLING] (bpftool) -M: Quentin Monnet <quentin@isovalent.com> +BPF [MISC] L: bpf@vger.kernel.org +S: Odd Fixes +K: (?:\b|_)bpf(?:\b|_) + +BPF [NETWORKING] (struct_ops, reuseport) +M: Martin KaFai Lau <martin.lau@linux.dev> +L: bpf@vger.kernel.org +L: netdev@vger.kernel.org S: Maintained -F: kernel/bpf/disasm.* -F: tools/bpf/bpftool/ +F: kernel/bpf/bpf_struct* + +BPF [NETWORKING] (tc BPF, sock_addr) +M: Martin KaFai Lau <martin.lau@linux.dev> +M: Daniel Borkmann <daniel@iogearbox.net> +R: John Fastabend <john.fastabend@gmail.com> +L: bpf@vger.kernel.org +L: netdev@vger.kernel.org +S: Maintained +F: net/core/filter.c +F: net/sched/act_bpf.c +F: net/sched/cls_bpf.c + +BPF [RINGBUF] +M: Andrii Nakryiko <andrii@kernel.org> +L: bpf@vger.kernel.org +S: Maintained +F: kernel/bpf/ringbuf.c + +BPF [SECURITY & LSM] (Security Audit and Enforcement using BPF) +M: KP Singh <kpsingh@kernel.org> +R: Florent Revest <revest@chromium.org> +R: Brendan Jackman <jackmanb@chromium.org> +L: bpf@vger.kernel.org +S: Maintained +F: Documentation/bpf/prog_lsm.rst +F: include/linux/bpf_lsm.h +F: kernel/bpf/bpf_lsm.c +F: security/bpf/ BPF [SELFTESTS] (Test Runners & Infrastructure) M: Andrii Nakryiko <andrii@kernel.org> @@ -3884,17 +3866,28 @@ L: bpf@vger.kernel.org S: Maintained F: tools/testing/selftests/bpf/ -BPF [DOCUMENTATION] (Related to Standardization) -R: David Vernet <void@manifault.com> +BPF [STORAGE & CGROUPS] +M: Martin KaFai Lau <martin.lau@linux.dev> L: bpf@vger.kernel.org -L: bpf@ietf.org S: Maintained -F: Documentation/bpf/instruction-set.rst +F: kernel/bpf/*storage.c +F: kernel/bpf/bpf_lru* +F: kernel/bpf/cgroup.c -BPF [MISC] +BPF [TOOLING] (bpftool) +M: Quentin Monnet <quentin@isovalent.com> L: bpf@vger.kernel.org -S: Odd Fixes -K: (?:\b|_)bpf(?:\b|_) +S: Maintained +F: kernel/bpf/disasm.* +F: tools/bpf/bpftool/ + +BPF [TRACING] +M: Song Liu <song@kernel.org> +R: Jiri Olsa <jolsa@kernel.org> +L: bpf@vger.kernel.org +S: Maintained +F: kernel/bpf/stackmap.c +F: kernel/trace/bpf_trace.c BROADCOM B44 10/100 ETHERNET DRIVER M: Michael Chan <michael.chan@broadcom.com> @@ -3913,34 +3906,6 @@ F: drivers/net/dsa/bcm_sf2* F: include/linux/dsa/brcm.h F: include/linux/platform_data/b53.h -BROADCOM BCMBCA ARM ARCHITECTURE -M: William Zhang <william.zhang@broadcom.com> -M: Anand Gore <anand.gore@broadcom.com> -M: Kursad Oney <kursad.oney@broadcom.com> -M: Florian Fainelli <f.fainelli@gmail.com> -M: RafaÅ‚ MiÅ‚ecki <rafal@milecki.pl> -R: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com> -L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) -S: Maintained -T: git https://github.com/broadcom/stblinux.git -F: Documentation/devicetree/bindings/arm/bcm/brcm,bcmbca.yaml -F: arch/arm64/boot/dts/broadcom/bcmbca/* -N: bcmbca -N: bcm[9]?47622 -N: bcm[9]?4912 -N: bcm[9]?63138 -N: bcm[9]?63146 -N: bcm[9]?63148 -N: bcm[9]?63158 -N: bcm[9]?63178 -N: bcm[9]?6756 -N: bcm[9]?6813 -N: bcm[9]?6846 -N: bcm[9]?6855 -N: bcm[9]?6856 -N: bcm[9]?6858 -N: bcm[9]?6878 - BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE M: Florian Fainelli <f.fainelli@gmail.com> R: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com> @@ -4038,11 +4003,39 @@ N: brcmstb N: bcm7038 N: bcm7120 +BROADCOM BCMBCA ARM ARCHITECTURE +M: William Zhang <william.zhang@broadcom.com> +M: Anand Gore <anand.gore@broadcom.com> +M: Kursad Oney <kursad.oney@broadcom.com> +M: Florian Fainelli <f.fainelli@gmail.com> +M: RafaÅ‚ MiÅ‚ecki <rafal@milecki.pl> +R: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com> +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +S: Maintained +T: git https://github.com/broadcom/stblinux.git +F: Documentation/devicetree/bindings/arm/bcm/brcm,bcmbca.yaml +F: arch/arm64/boot/dts/broadcom/bcmbca/* +N: bcmbca +N: bcm[9]?47622 +N: bcm[9]?4912 +N: bcm[9]?63138 +N: bcm[9]?63146 +N: bcm[9]?63148 +N: bcm[9]?63158 +N: bcm[9]?63178 +N: bcm[9]?6756 +N: bcm[9]?6813 +N: bcm[9]?6846 +N: bcm[9]?6855 +N: bcm[9]?6856 +N: bcm[9]?6858 +N: bcm[9]?6878 + BROADCOM BDC DRIVER M: Justin Chen <justinpopo6@gmail.com> M: Al Cooper <alcooperx@gmail.com> -L: linux-usb@vger.kernel.org R: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com> +L: linux-usb@vger.kernel.org S: Maintained F: Documentation/devicetree/bindings/usb/brcm,bdc.yaml F: drivers/usb/gadget/udc/bdc/ @@ -4064,10 +4057,10 @@ F: arch/mips/bmips/* F: arch/mips/boot/dts/brcm/bcm*.dts* F: arch/mips/include/asm/mach-bmips/* F: arch/mips/kernel/*bmips* -F: drivers/soc/bcm/bcm63xx F: drivers/irqchip/irq-bcm63* F: drivers/irqchip/irq-bcm7* F: drivers/irqchip/irq-brcmstb* +F: drivers/soc/bcm/bcm63xx F: include/linux/bcm963xx_nvram.h F: include/linux/bcm963xx_tag.h @@ -4349,9 +4342,9 @@ M: Florian Fainelli <f.fainelli@gmail.com> R: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com> L: netdev@vger.kernel.org S: Supported +F: Documentation/devicetree/bindings/net/brcm,systemport.yaml F: drivers/net/ethernet/broadcom/bcmsysport.* F: drivers/net/ethernet/broadcom/unimac.h -F: Documentation/devicetree/bindings/net/brcm,systemport.yaml BROADCOM TG3 GIGABIT ETHERNET DRIVER M: Siva Reddy Kallam <siva.kallam@broadcom.com> @@ -4483,29 +4476,6 @@ W: https://github.com/Cascoda/ca8210-linux.git F: Documentation/devicetree/bindings/net/ieee802154/ca8210.txt F: drivers/net/ieee802154/ca8210.c -CANAAN/KENDRYTE K210 SOC FPIOA DRIVER -M: Damien Le Moal <dlemoal@kernel.org> -L: linux-riscv@lists.infradead.org -L: linux-gpio@vger.kernel.org (pinctrl driver) -F: Documentation/devicetree/bindings/pinctrl/canaan,k210-fpioa.yaml -F: drivers/pinctrl/pinctrl-k210.c - -CANAAN/KENDRYTE K210 SOC RESET CONTROLLER DRIVER -M: Damien Le Moal <dlemoal@kernel.org> -L: linux-kernel@vger.kernel.org -L: linux-riscv@lists.infradead.org -S: Maintained -F: Documentation/devicetree/bindings/reset/canaan,k210-rst.yaml -F: drivers/reset/reset-k210.c - -CANAAN/KENDRYTE K210 SOC SYSTEM CONTROLLER DRIVER -M: Damien Le Moal <dlemoal@kernel.org> -L: linux-riscv@lists.infradead.org -S: Maintained -F: Documentation/devicetree/bindings/mfd/canaan,k210-sysctl.yaml -F: drivers/soc/canaan/ -F: include/soc/canaan/ - CACHEFILES: FS-CACHE BACKEND FOR CACHING ON MOUNTED FILESYSTEMS M: David Howells <dhowells@redhat.com> L: linux-cachefs@redhat.com (moderated for non-subscribers) @@ -4627,6 +4597,29 @@ F: Documentation/networking/j1939.rst F: include/uapi/linux/can/j1939.h F: net/can/j1939/ +CANAAN/KENDRYTE K210 SOC FPIOA DRIVER +M: Damien Le Moal <dlemoal@kernel.org> +L: linux-riscv@lists.infradead.org +L: linux-gpio@vger.kernel.org (pinctrl driver) +F: Documentation/devicetree/bindings/pinctrl/canaan,k210-fpioa.yaml +F: drivers/pinctrl/pinctrl-k210.c + +CANAAN/KENDRYTE K210 SOC RESET CONTROLLER DRIVER +M: Damien Le Moal <dlemoal@kernel.org> +L: linux-kernel@vger.kernel.org +L: linux-riscv@lists.infradead.org +S: Maintained +F: Documentation/devicetree/bindings/reset/canaan,k210-rst.yaml +F: drivers/reset/reset-k210.c + +CANAAN/KENDRYTE K210 SOC SYSTEM CONTROLLER DRIVER +M: Damien Le Moal <dlemoal@kernel.org> +L: linux-riscv@lists.infradead.org +S: Maintained +F: Documentation/devicetree/bindings/mfd/canaan,k210-sysctl.yaml +F: drivers/soc/canaan/ +F: include/soc/canaan/ + CAPABILITIES M: Serge Hallyn <serge@hallyn.com> L: linux-security-module@vger.kernel.org @@ -4686,8 +4679,8 @@ F: arch/arm64/boot/dts/cavium/thunder2-99xx* CBS/ETF/TAPRIO QDISCS M: Vinicius Costa Gomes <vinicius.gomes@intel.com> -S: Maintained L: netdev@vger.kernel.org +S: Maintained F: net/sched/sch_cbs.c F: net/sched/sch_etf.c F: net/sched/sch_taprio.c @@ -4710,10 +4703,10 @@ CCTRNG ARM TRUSTZONE CRYPTOCELL TRUE RANDOM NUMBER GENERATOR (TRNG) DRIVER M: Hadar Gat <hadar.gat@arm.com> L: linux-crypto@vger.kernel.org S: Supported +W: https://developer.arm.com/products/system-ip/trustzone-cryptocell/cryptocell-700-family +F: Documentation/devicetree/bindings/rng/arm-cctrng.yaml F: drivers/char/hw_random/cctrng.c F: drivers/char/hw_random/cctrng.h -F: Documentation/devicetree/bindings/rng/arm-cctrng.yaml -W: https://developer.arm.com/products/system-ip/trustzone-cryptocell/cryptocell-700-family CEC FRAMEWORK M: Hans Verkuil <hverkuil-cisco@xs4all.nl> @@ -4873,13 +4866,6 @@ S: Maintained F: Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml F: sound/soc/codecs/cros_ec_codec.* -CHROMEOS EC UART DRIVER -M: Bhanu Prakash Maiya <bhanumaiya@chromium.org> -R: Benson Leung <bleung@chromium.org> -R: Tzung-Bi Shih <tzungbi@kernel.org> -S: Maintained -F: drivers/platform/chrome/cros_ec_uart.c - CHROMEOS EC SUBDRIVERS M: Benson Leung <bleung@chromium.org> R: Guenter Roeck <groeck@chromium.org> @@ -4889,13 +4875,12 @@ F: drivers/power/supply/cros_usbpd-charger.c N: cros_ec N: cros-ec -CHROMEOS EC USB TYPE-C DRIVER -M: Prashant Malani <pmalani@chromium.org> -L: chrome-platform@lists.linux.dev +CHROMEOS EC UART DRIVER +M: Bhanu Prakash Maiya <bhanumaiya@chromium.org> +R: Benson Leung <bleung@chromium.org> +R: Tzung-Bi Shih <tzungbi@kernel.org> S: Maintained -F: drivers/platform/chrome/cros_ec_typec.* -F: drivers/platform/chrome/cros_typec_switch.c -F: drivers/platform/chrome/cros_typec_vdm.* +F: drivers/platform/chrome/cros_ec_uart.c CHROMEOS EC USB PD NOTIFY DRIVER M: Prashant Malani <pmalani@chromium.org> @@ -4904,6 +4889,14 @@ S: Maintained F: drivers/platform/chrome/cros_usbpd_notify.c F: include/linux/platform_data/cros_usbpd_notify.h +CHROMEOS EC USB TYPE-C DRIVER +M: Prashant Malani <pmalani@chromium.org> +L: chrome-platform@lists.linux.dev +S: Maintained +F: drivers/platform/chrome/cros_ec_typec.* +F: drivers/platform/chrome/cros_typec_switch.c +F: drivers/platform/chrome/cros_typec_vdm.* + CHROMEOS HPS DRIVER M: Dan Callaghan <dcallagh@chromium.org> R: Sami Kyöstilä <skyostil@chromium.org> @@ -5021,6 +5014,18 @@ M: Nelson Escobar <neescoba@cisco.com> S: Supported F: drivers/infiniband/hw/usnic/ +CLANG CONTROL FLOW INTEGRITY SUPPORT +M: Sami Tolvanen <samitolvanen@google.com> +M: Kees Cook <keescook@chromium.org> +R: Nathan Chancellor <nathan@kernel.org> +R: Nick Desaulniers <ndesaulniers@google.com> +L: llvm@lists.linux.dev +S: Supported +B: https://github.com/ClangBuiltLinux/linux/issues +T: git git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/hardening +F: include/linux/cfi.h +F: kernel/cfi.c + CLANG-FORMAT FILE M: Miguel Ojeda <ojeda@kernel.org> S: Maintained @@ -5041,18 +5046,6 @@ F: scripts/Makefile.clang F: scripts/clang-tools/ K: \b(?i:clang|llvm)\b -CLANG CONTROL FLOW INTEGRITY SUPPORT -M: Sami Tolvanen <samitolvanen@google.com> -M: Kees Cook <keescook@chromium.org> -R: Nathan Chancellor <nathan@kernel.org> -R: Nick Desaulniers <ndesaulniers@google.com> -L: llvm@lists.linux.dev -S: Supported -B: https://github.com/ClangBuiltLinux/linux/issues -T: git git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/hardening -F: include/linux/cfi.h -F: kernel/cfi.c - CLK API M: Russell King <linux@armlinux.org.uk> L: linux-clk@vger.kernel.org @@ -5223,8 +5216,8 @@ CONTEXT TRACKING M: Frederic Weisbecker <frederic@kernel.org> M: "Paul E. McKenney" <paulmck@kernel.org> S: Maintained -F: kernel/context_tracking.c F: include/linux/context_tracking* +F: kernel/context_tracking.c CONTROL GROUP (CGROUP) M: Tejun Heo <tj@kernel.org> @@ -5385,8 +5378,8 @@ F: drivers/cpuidle/cpuidle-big_little.c CPUIDLE DRIVER - ARM EXYNOS M: Daniel Lezcano <daniel.lezcano@linaro.org> -R: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> M: Kukjin Kim <kgene@kernel.org> +R: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> L: linux-pm@vger.kernel.org L: linux-samsung-soc@vger.kernel.org S: Supported @@ -5407,8 +5400,8 @@ M: Ulf Hansson <ulf.hansson@linaro.org> L: linux-pm@vger.kernel.org L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Supported -F: drivers/cpuidle/cpuidle-psci.h F: drivers/cpuidle/cpuidle-psci-domain.c +F: drivers/cpuidle/cpuidle-psci.h CPUIDLE DRIVER - DT IDLE PM DOMAIN M: Ulf Hansson <ulf.hansson@linaro.org> @@ -5552,19 +5545,19 @@ S: Supported W: http://www.chelsio.com F: drivers/crypto/chelsio -CXGB4 INLINE CRYPTO DRIVER -M: Ayush Sawal <ayush.sawal@chelsio.com> +CXGB4 ETHERNET DRIVER (CXGB4) +M: Raju Rangoju <rajur@chelsio.com> L: netdev@vger.kernel.org S: Supported W: http://www.chelsio.com -F: drivers/net/ethernet/chelsio/inline_crypto/ +F: drivers/net/ethernet/chelsio/cxgb4/ -CXGB4 ETHERNET DRIVER (CXGB4) -M: Raju Rangoju <rajur@chelsio.com> +CXGB4 INLINE CRYPTO DRIVER +M: Ayush Sawal <ayush.sawal@chelsio.com> L: netdev@vger.kernel.org S: Supported W: http://www.chelsio.com -F: drivers/net/ethernet/chelsio/cxgb4/ +F: drivers/net/ethernet/chelsio/inline_crypto/ CXGB4 ISCSI DRIVER (CXGB4I) M: Varun Prakash <varun@chelsio.com> @@ -5621,16 +5614,6 @@ CYCLADES PC300 DRIVER S: Orphan F: drivers/net/wan/pc300* -CYPRESS_FIRMWARE MEDIA DRIVER -M: Antti Palosaari <crope@iki.fi> -L: linux-media@vger.kernel.org -S: Maintained -W: https://linuxtv.org -W: http://palosaari.fi/linux/ -Q: http://patchwork.linuxtv.org/project/linux-media/list/ -T: git git://linuxtv.org/anttip/media_tree.git -F: drivers/media/common/cypress_firmware* - CYPRESS CY8C95X0 PINCTRL DRIVER M: Patrick Rudolph <patrick.rudolph@9elements.com> L: linux-gpio@vger.kernel.org @@ -5650,6 +5633,16 @@ S: Maintained F: Documentation/devicetree/bindings/input/cypress-sf.yaml F: drivers/input/keyboard/cypress-sf.c +CYPRESS_FIRMWARE MEDIA DRIVER +M: Antti Palosaari <crope@iki.fi> +L: linux-media@vger.kernel.org +S: Maintained +W: https://linuxtv.org +W: http://palosaari.fi/linux/ +Q: http://patchwork.linuxtv.org/project/linux-media/list/ +T: git git://linuxtv.org/anttip/media_tree.git +F: drivers/media/common/cypress_firmware* + CYTTSP TOUCHSCREEN DRIVER M: Linus Walleij <linus.walleij@linaro.org> L: linux-input@vger.kernel.org @@ -5816,11 +5809,6 @@ S: Maintained F: Documentation/driver-api/dcdbas.rst F: drivers/platform/x86/dell/dcdbas.* -DELL WMI DESCRIPTOR DRIVER -L: Dell.Client.Kernel@dell.com -S: Maintained -F: drivers/platform/x86/dell/dell-wmi-descriptor.c - DELL WMI DDV DRIVER M: Armin Wolf <W_Armin@gmx.de> S: Maintained @@ -5828,13 +5816,17 @@ F: Documentation/ABI/testing/debugfs-dell-wmi-ddv F: Documentation/ABI/testing/sysfs-platform-dell-wmi-ddv F: drivers/platform/x86/dell/dell-wmi-ddv.c -DELL WMI SYSMAN DRIVER -M: Prasanth Ksr <prasanth.ksr@dell.com> +DELL WMI DESCRIPTOR DRIVER +L: Dell.Client.Kernel@dell.com +S: Maintained +F: drivers/platform/x86/dell/dell-wmi-descriptor.c + +DELL WMI HARDWARE PRIVACY SUPPORT +M: Perry Yuan <Perry.Yuan@dell.com> L: Dell.Client.Kernel@dell.com L: platform-driver-x86@vger.kernel.org S: Maintained -F: Documentation/ABI/testing/sysfs-class-firmware-attributes -F: drivers/platform/x86/dell/dell-wmi-sysman/ +F: drivers/platform/x86/dell/dell-wmi-privacy.c DELL WMI NOTIFICATIONS DRIVER M: Matthew Garrett <mjg59@srcf.ucam.org> @@ -5842,20 +5834,13 @@ M: Pali Rohár <pali@kernel.org> S: Maintained F: drivers/platform/x86/dell/dell-wmi-base.c -DELL WMI HARDWARE PRIVACY SUPPORT -M: Perry Yuan <Perry.Yuan@dell.com> +DELL WMI SYSMAN DRIVER +M: Prasanth Ksr <prasanth.ksr@dell.com> L: Dell.Client.Kernel@dell.com L: platform-driver-x86@vger.kernel.org S: Maintained -F: drivers/platform/x86/dell/dell-wmi-privacy.c - -DELTA ST MEDIA DRIVER -M: Hugues Fruchet <hugues.fruchet@foss.st.com> -L: linux-media@vger.kernel.org -S: Supported -W: https://linuxtv.org -T: git git://linuxtv.org/media_tree.git -F: drivers/media/platform/st/sti/delta +F: Documentation/ABI/testing/sysfs-class-firmware-attributes +F: drivers/platform/x86/dell/dell-wmi-sysman/ DELTA AHE-50DC FAN CONTROL MODULE DRIVER M: Zev Weiss <zev@bewilderbeest.net> @@ -5879,6 +5864,14 @@ F: Documentation/devicetree/bindings/reset/delta,tn48m-reset.yaml F: drivers/gpio/gpio-tn48m.c F: include/dt-bindings/reset/delta,tn48m-reset.h +DELTA ST MEDIA DRIVER +M: Hugues Fruchet <hugues.fruchet@foss.st.com> +L: linux-media@vger.kernel.org +S: Supported +W: https://linuxtv.org +T: git git://linuxtv.org/media_tree.git +F: drivers/media/platform/st/sti/delta + DENALI NAND DRIVER L: linux-mtd@lists.infradead.org S: Orphan @@ -5891,13 +5884,6 @@ S: Maintained F: drivers/dma/dw-edma/ F: include/linux/dma/edma.h -DESIGNWARE XDATA IP DRIVER -M: Gustavo Pimentel <gustavo.pimentel@synopsys.com> -L: linux-pci@vger.kernel.org -S: Maintained -F: Documentation/misc-devices/dw-xdata-pcie.rst -F: drivers/misc/dw-xdata-pcie.c - DESIGNWARE USB2 DRD IP DRIVER M: Minas Harutyunyan <hminas@synopsys.com> L: linux-usb@vger.kernel.org @@ -5911,6 +5897,13 @@ L: linux-usb@vger.kernel.org S: Maintained F: drivers/usb/dwc3/ +DESIGNWARE XDATA IP DRIVER +M: Gustavo Pimentel <gustavo.pimentel@synopsys.com> +L: linux-pci@vger.kernel.org +S: Maintained +F: Documentation/misc-devices/dw-xdata-pcie.rst +F: drivers/misc/dw-xdata-pcie.c + DEVANTECH SRF ULTRASONIC RANGER IIO DRIVER M: Andreas Klinger <ak@it-klinger.de> L: linux-iio@vger.kernel.org @@ -6020,8 +6013,8 @@ F: Documentation/devicetree/bindings/input/da90??-onkey.txt F: Documentation/devicetree/bindings/input/dlg,da72??.txt F: Documentation/devicetree/bindings/mfd/da90*.txt F: Documentation/devicetree/bindings/mfd/da90*.yaml -F: Documentation/devicetree/bindings/regulator/dlg,da9*.yaml F: Documentation/devicetree/bindings/regulator/da92*.txt +F: Documentation/devicetree/bindings/regulator/dlg,da9*.yaml F: Documentation/devicetree/bindings/regulator/slg51000.txt F: Documentation/devicetree/bindings/sound/da[79]*.txt F: Documentation/devicetree/bindings/thermal/da90??-thermal.txt @@ -6140,6 +6133,12 @@ F: include/linux/dma/ F: include/linux/dmaengine.h F: include/linux/of_dma.h +DMA MAPPING BENCHMARK +M: Xiang Chen <chenxiang66@hisilicon.com> +L: iommu@lists.linux.dev +F: kernel/dma/map_benchmark.c +F: tools/testing/selftests/dma/ + DMA MAPPING HELPERS M: Christoph Hellwig <hch@lst.de> M: Marek Szyprowski <m.szyprowski@samsung.com> @@ -6150,17 +6149,11 @@ W: http://git.infradead.org/users/hch/dma-mapping.git T: git git://git.infradead.org/users/hch/dma-mapping.git F: include/asm-generic/dma-mapping.h F: include/linux/dma-direct.h -F: include/linux/dma-mapping.h F: include/linux/dma-map-ops.h +F: include/linux/dma-mapping.h F: include/linux/swiotlb.h F: kernel/dma/ -DMA MAPPING BENCHMARK -M: Xiang Chen <chenxiang66@hisilicon.com> -L: iommu@lists.linux.dev -F: kernel/dma/map_benchmark.c -F: tools/testing/selftests/dma/ - DMA-BUF HEAPS FRAMEWORK M: Sumit Semwal <sumit.semwal@linaro.org> R: Benjamin Gaignard <benjamin.gaignard@collabora.com> @@ -6350,6 +6343,25 @@ S: Maintained F: drivers/soc/ti/smartreflex.c F: include/linux/power/smartreflex.h +DRM ACCEL DRIVERS FOR INTEL VPU +M: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> +M: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com> +L: dri-devel@lists.freedesktop.org +S: Supported +T: git git://anongit.freedesktop.org/drm/drm-misc +F: drivers/accel/ivpu/ +F: include/uapi/drm/ivpu_accel.h + +DRM COMPUTE ACCELERATORS DRIVERS AND FRAMEWORK +M: Oded Gabbay <ogabbay@kernel.org> +L: dri-devel@lists.freedesktop.org +S: Maintained +C: irc://irc.oftc.net/dri-devel +T: git https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/accel.git +F: Documentation/accel/ +F: drivers/accel/ +F: include/drm/drm_accel.h + DRM DRIVER FOR ALLWINNER DE2 AND DE3 ENGINE M: Maxime Ripard <mripard@kernel.org> M: Chen-Yu Tsai <wens@csie.org> @@ -6432,6 +6444,21 @@ S: Maintained F: Documentation/devicetree/bindings/display/panel/feiyang,fy07024di26a30d.yaml F: drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c +DRM DRIVER FOR FIRMWARE FRAMEBUFFERS +M: Thomas Zimmermann <tzimmermann@suse.de> +M: Javier Martinez Canillas <javierm@redhat.com> +L: dri-devel@lists.freedesktop.org +S: Maintained +T: git git://anongit.freedesktop.org/drm/drm-misc +F: drivers/gpu/drm/drm_aperture.c +F: drivers/gpu/drm/tiny/ofdrm.c +F: drivers/gpu/drm/tiny/simpledrm.c +F: drivers/video/aperture.c +F: drivers/video/nomodeset.c +F: include/drm/drm_aperture.h +F: include/linux/aperture.h +F: include/video/nomodeset.h + DRM DRIVER FOR GENERIC EDP PANELS R: Douglas Anderson <dianders@chromium.org> F: Documentation/devicetree/bindings/display/panel/panel-edp.yaml @@ -6466,6 +6493,14 @@ T: git git://anongit.freedesktop.org/drm/drm-misc F: Documentation/devicetree/bindings/display/himax,hx8357d.txt F: drivers/gpu/drm/tiny/hx8357d.c +DRM DRIVER FOR HYPERV SYNTHETIC VIDEO DEVICE +M: Deepak Rawat <drawat.floss@gmail.com> +L: linux-hyperv@vger.kernel.org +L: dri-devel@lists.freedesktop.org +S: Maintained +T: git git://anongit.freedesktop.org/drm/drm-misc +F: drivers/gpu/drm/hyperv + DRM DRIVER FOR ILITEK ILI9225 PANELS M: David Lechner <david@lechnology.com> S: Maintained @@ -6495,11 +6530,11 @@ F: drivers/gpu/drm/logicvc/ DRM DRIVER FOR LVDS PANELS M: Laurent Pinchart <laurent.pinchart@ideasonboard.com> L: dri-devel@lists.freedesktop.org -T: git git://anongit.freedesktop.org/drm/drm-misc S: Maintained -F: drivers/gpu/drm/panel/panel-lvds.c +T: git git://anongit.freedesktop.org/drm/drm-misc F: Documentation/devicetree/bindings/display/lvds.yaml F: Documentation/devicetree/bindings/display/panel/panel-lvds.yaml +F: drivers/gpu/drm/panel/panel-lvds.c DRM DRIVER FOR MANTIX MLAF057WE51 PANELS M: Guido Günther <agx@sigxcpu.org> @@ -6608,13 +6643,6 @@ T: git git://anongit.freedesktop.org/drm/drm-misc F: Documentation/devicetree/bindings/display/repaper.txt F: drivers/gpu/drm/tiny/repaper.c -DRM DRIVER FOR SOLOMON SSD130X OLED DISPLAYS -M: Javier Martinez Canillas <javierm@redhat.com> -S: Maintained -T: git git://anongit.freedesktop.org/drm/drm-misc -F: Documentation/devicetree/bindings/display/solomon,ssd1307fb.yaml -F: drivers/gpu/drm/solomon/ssd130x* - DRM DRIVER FOR QEMU'S CIRRUS DEVICE M: Dave Airlie <airlied@redhat.com> M: Gerd Hoffmann <kraxel@redhat.com> @@ -6663,29 +6691,6 @@ S: Maintained F: Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml F: drivers/gpu/drm/panel/panel-samsung-s6d27a1.c -DRM DRIVER FOR SITRONIX ST7703 PANELS -M: Guido Günther <agx@sigxcpu.org> -R: Purism Kernel Team <kernel@puri.sm> -R: Ondrej Jirman <megous@megous.com> -S: Maintained -F: Documentation/devicetree/bindings/display/panel/rocktech,jh057n00900.yaml -F: drivers/gpu/drm/panel/panel-sitronix-st7703.c - -DRM DRIVER FOR FIRMWARE FRAMEBUFFERS -M: Thomas Zimmermann <tzimmermann@suse.de> -M: Javier Martinez Canillas <javierm@redhat.com> -L: dri-devel@lists.freedesktop.org -S: Maintained -T: git git://anongit.freedesktop.org/drm/drm-misc -F: drivers/gpu/drm/drm_aperture.c -F: drivers/gpu/drm/tiny/ofdrm.c -F: drivers/gpu/drm/tiny/simpledrm.c -F: drivers/video/aperture.c -F: drivers/video/nomodeset.c -F: include/drm/drm_aperture.h -F: include/linux/aperture.h -F: include/video/nomodeset.h - DRM DRIVER FOR SITRONIX ST7586 PANELS M: David Lechner <david@lechnology.com> S: Maintained @@ -6699,6 +6704,14 @@ S: Maintained F: Documentation/devicetree/bindings/display/panel/sitronix,st7701.yaml F: drivers/gpu/drm/panel/panel-sitronix-st7701.c +DRM DRIVER FOR SITRONIX ST7703 PANELS +M: Guido Günther <agx@sigxcpu.org> +R: Purism Kernel Team <kernel@puri.sm> +R: Ondrej Jirman <megous@megous.com> +S: Maintained +F: Documentation/devicetree/bindings/display/panel/rocktech,jh057n00900.yaml +F: drivers/gpu/drm/panel/panel-sitronix-st7703.c + DRM DRIVER FOR SITRONIX ST7735R PANELS M: David Lechner <david@lechnology.com> S: Maintained @@ -6706,6 +6719,13 @@ T: git git://anongit.freedesktop.org/drm/drm-misc F: Documentation/devicetree/bindings/display/sitronix,st7735r.yaml F: drivers/gpu/drm/tiny/st7735r.c +DRM DRIVER FOR SOLOMON SSD130X OLED DISPLAYS +M: Javier Martinez Canillas <javierm@redhat.com> +S: Maintained +T: git git://anongit.freedesktop.org/drm/drm-misc +F: Documentation/devicetree/bindings/display/solomon,ssd1307fb.yaml +F: drivers/gpu/drm/solomon/ssd130x* + DRM DRIVER FOR ST-ERICSSON MCDE M: Linus Walleij <linus.walleij@linaro.org> S: Maintained @@ -6804,25 +6824,6 @@ F: include/drm/drm* F: include/linux/vga* F: include/uapi/drm/drm* -DRM COMPUTE ACCELERATORS DRIVERS AND FRAMEWORK -M: Oded Gabbay <ogabbay@kernel.org> -L: dri-devel@lists.freedesktop.org -S: Maintained -C: irc://irc.oftc.net/dri-devel -T: git https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/accel.git -F: Documentation/accel/ -F: drivers/accel/ -F: include/drm/drm_accel.h - -DRM ACCEL DRIVERS FOR INTEL VPU -M: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> -M: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com> -L: dri-devel@lists.freedesktop.org -S: Supported -T: git git://anongit.freedesktop.org/drm/drm-misc -F: drivers/accel/ivpu/ -F: include/uapi/drm/ivpu_accel.h - DRM DRIVERS FOR ALLWINNER A10 M: Maxime Ripard <mripard@kernel.org> M: Chen-Yu Tsai <wens@csie.org> @@ -6926,14 +6927,6 @@ T: git git://anongit.freedesktop.org/drm/drm-misc F: Documentation/devicetree/bindings/display/hisilicon/ F: drivers/gpu/drm/hisilicon/ -DRM DRIVER FOR HYPERV SYNTHETIC VIDEO DEVICE -M: Deepak Rawat <drawat.floss@gmail.com> -L: linux-hyperv@vger.kernel.org -L: dri-devel@lists.freedesktop.org -S: Maintained -T: git git://anongit.freedesktop.org/drm/drm-misc -F: drivers/gpu/drm/hyperv - DRM DRIVERS FOR LIMA M: Qiang Yu <yuq825@gmail.com> L: dri-devel@lists.freedesktop.org @@ -7085,6 +7078,14 @@ T: git git://anongit.freedesktop.org/drm/drm-misc F: Documentation/devicetree/bindings/display/xlnx/ F: drivers/gpu/drm/xlnx/ +DRM GPU SCHEDULER +M: Luben Tuikov <luben.tuikov@amd.com> +L: dri-devel@lists.freedesktop.org +S: Maintained +T: git git://anongit.freedesktop.org/drm/drm-misc +F: drivers/gpu/drm/scheduler/ +F: include/drm/gpu_scheduler.h + DRM PANEL DRIVERS M: Neil Armstrong <neil.armstrong@linaro.org> R: Sam Ravnborg <sam@ravnborg.org> @@ -7113,14 +7114,6 @@ T: git git://anongit.freedesktop.org/drm/drm-misc F: drivers/gpu/drm/ttm/ F: include/drm/ttm/ -DRM GPU SCHEDULER -M: Luben Tuikov <luben.tuikov@amd.com> -L: dri-devel@lists.freedesktop.org -S: Maintained -T: git git://anongit.freedesktop.org/drm/drm-misc -F: drivers/gpu/drm/scheduler/ -F: include/drm/gpu_scheduler.h - DSBR100 USB FM RADIO DRIVER M: Alexey Klimov <klimov.linux@gmail.com> L: linux-media@vger.kernel.org @@ -7248,10 +7241,10 @@ F: drivers/media/usb/dvb-usb-v2/usb_urb.c DYNAMIC DEBUG M: Jason Baron <jbaron@akamai.com> +M: Jim Cromie <jim.cromie@gmail.com> S: Maintained F: include/linux/dynamic_debug.h F: lib/dynamic_debug.c -M: Jim Cromie <jim.cromie@gmail.com> F: lib/test_dynamic_debug.c DYNAMIC INTERRUPT MODERATION @@ -7261,6 +7254,15 @@ F: Documentation/networking/net_dim.rst F: include/linux/dim.h F: lib/dim/ +DYNAMIC THERMAL POWER MANAGEMENT (DTPM) +M: Daniel Lezcano <daniel.lezcano@kernel.org> +L: linux-pm@vger.kernel.org +S: Supported +B: https://bugzilla.kernel.org +T: git git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm +F: drivers/powercap/dtpm* +F: include/linux/dtpm.h + DZ DECSTATION DZ11 SERIAL DRIVER M: "Maciej W. Rozycki" <macro@orcam.me.uk> S: Maintained @@ -7599,22 +7601,22 @@ W: http://www.broadcom.com F: drivers/infiniband/hw/ocrdma/ F: include/uapi/rdma/ocrdma-abi.h -EMULEX/BROADCOM LPFC FC/FCOE SCSI DRIVER +EMULEX/BROADCOM EFCT FC/FCOE SCSI TARGET DRIVER M: James Smart <james.smart@broadcom.com> -M: Dick Kennedy <dick.kennedy@broadcom.com> +M: Ram Vegesna <ram.vegesna@broadcom.com> L: linux-scsi@vger.kernel.org +L: target-devel@vger.kernel.org S: Supported W: http://www.broadcom.com -F: drivers/scsi/lpfc/ +F: drivers/scsi/elx/ -EMULEX/BROADCOM EFCT FC/FCOE SCSI TARGET DRIVER +EMULEX/BROADCOM LPFC FC/FCOE SCSI DRIVER M: James Smart <james.smart@broadcom.com> -M: Ram Vegesna <ram.vegesna@broadcom.com> +M: Dick Kennedy <dick.kennedy@broadcom.com> L: linux-scsi@vger.kernel.org -L: target-devel@vger.kernel.org S: Supported W: http://www.broadcom.com -F: drivers/scsi/elx/ +F: drivers/scsi/lpfc/ ENE CB710 FLASH CARD READER DRIVER M: MichaÅ‚ MirosÅ‚aw <mirq-linux@rere.qmqm.pl> @@ -7707,8 +7709,8 @@ F: drivers/net/mdio/of_mdio.c F: drivers/net/pcs/ F: drivers/net/phy/ F: include/dt-bindings/net/qca-ar803x.h -F: include/linux/linkmode.h F: include/linux/*mdio*.h +F: include/linux/linkmode.h F: include/linux/mdio/*.h F: include/linux/mii.h F: include/linux/of_net.h @@ -7771,8 +7773,8 @@ M: Mimi Zohar <zohar@linux.ibm.com> L: linux-integrity@vger.kernel.org S: Supported T: git git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity.git -F: security/integrity/evm/ F: security/integrity/ +F: security/integrity/evm/ EXTENSIBLE FIRMWARE INTERFACE (EFI) M: Ard Biesheuvel <ardb@kernel.org> @@ -7803,8 +7805,8 @@ EXTRA BOOT CONFIG M: Masami Hiramatsu <mhiramat@kernel.org> L: linux-kernel@vger.kernel.org L: linux-trace-kernel@vger.kernel.org -Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/ S: Maintained +Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git F: Documentation/admin-guide/bootconfig.rst F: fs/proc/bootconfig.c @@ -8091,21 +8093,6 @@ F: Documentation/fpga/ F: drivers/fpga/ F: include/linux/fpga/ -INTEL MAX10 BMC SECURE UPDATES -M: Russ Weight <russell.h.weight@intel.com> -L: linux-fpga@vger.kernel.org -S: Maintained -F: Documentation/ABI/testing/sysfs-driver-intel-m10-bmc-sec-update -F: drivers/fpga/intel-m10-bmc-sec-update.c - -MICROCHIP POLARFIRE FPGA DRIVERS -M: Conor Dooley <conor.dooley@microchip.com> -R: Ivan Bornyakov <i.bornyakov@metrotek.ru> -L: linux-fpga@vger.kernel.org -S: Supported -F: Documentation/devicetree/bindings/fpga/microchip,mpf-spi-fpga-mgr.yaml -F: drivers/fpga/microchip-spi.c - FPU EMULATOR M: Bill Metzenthen <billm@melbpc.org.au> S: Maintained @@ -8114,9 +8101,9 @@ F: arch/x86/math-emu/ FRAMEBUFFER CORE M: Daniel Vetter <daniel@ffwll.ch> -F: drivers/video/fbdev/core/ S: Odd Fixes T: git git://anongit.freedesktop.org/drm/drm-misc +F: drivers/video/fbdev/core/ FRAMEBUFFER LAYER M: Helge Deller <deller@gmx.de> @@ -8493,15 +8480,15 @@ M: Masami Hiramatsu <mhiramat@kernel.org> R: Mark Rutland <mark.rutland@arm.com> L: linux-kernel@vger.kernel.org L: linux-trace-kernel@vger.kernel.org -Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/ S: Maintained +Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git F: Documentation/trace/ftrace* -F: kernel/trace/ftrace* -F: kernel/trace/fgraph.c F: arch/*/*/*/*ftrace* F: arch/*/*/*ftrace* F: include/*/ftrace.h +F: kernel/trace/fgraph.c +F: kernel/trace/ftrace* F: samples/ftrace FUNGIBLE ETHERNET DRIVERS @@ -8542,10 +8529,10 @@ GATEWORKS SYSTEM CONTROLLER (GSC) DRIVER M: Tim Harvey <tharvey@gateworks.com> S: Maintained F: Documentation/devicetree/bindings/mfd/gateworks-gsc.yaml -F: drivers/mfd/gateworks-gsc.c -F: include/linux/mfd/gsc.h F: Documentation/hwmon/gsc-hwmon.rst F: drivers/hwmon/gsc-hwmon.c +F: drivers/mfd/gateworks-gsc.c +F: include/linux/mfd/gsc.h F: include/linux/platform_data/gsc_hwmon.h GCC PLUGINS @@ -8673,8 +8660,8 @@ R: Andy Shevchenko <andy@kernel.org> S: Maintained F: lib/string.c F: lib/string_helpers.c -F: lib/test_string.c F: lib/test-string_helpers.c +F: lib/test_string.c GENERIC UIO DRIVER FOR PCI DEVICES M: "Michael S. Tsirkin" <mst@redhat.com> @@ -9157,12 +9144,11 @@ L: linux-input@vger.kernel.org S: Maintained F: drivers/hid/hid-logitech-* -HID++ LOGITECH DRIVERS -R: Filipe LaÃns <lains@riseup.net> -R: Bastien Nocera <hadess@hadess.net> +HID PHOENIX RC FLIGHT CONTROLLER +M: Marcus Folkesson <marcus.folkesson@gmail.com> L: linux-input@vger.kernel.org S: Maintained -F: drivers/hid/hid-logitech-hidpp.c +F: drivers/hid/hid-pxrc.c HID PLAYSTATION DRIVER M: Roderick Colenbrander <roderick.colenbrander@sony.com> @@ -9170,12 +9156,6 @@ L: linux-input@vger.kernel.org S: Supported F: drivers/hid/hid-playstation.c -HID PHOENIX RC FLIGHT CONTROLLER -M: Marcus Folkesson <marcus.folkesson@gmail.com> -L: linux-input@vger.kernel.org -S: Maintained -F: drivers/hid/hid-pxrc.c - HID SENSOR HUB DRIVERS M: Jiri Kosina <jikos@kernel.org> M: Jonathan Cameron <jic23@kernel.org> @@ -9202,6 +9182,13 @@ S: Maintained F: drivers/hid/wacom.h F: drivers/hid/wacom_* +HID++ LOGITECH DRIVERS +R: Filipe LaÃns <lains@riseup.net> +R: Bastien Nocera <hadess@hadess.net> +L: linux-input@vger.kernel.org +S: Maintained +F: drivers/hid/hid-logitech-hidpp.c + HIGH-RESOLUTION TIMERS, CLOCKEVENTS M: Thomas Gleixner <tglx@linutronix.de> L: linux-kernel@vger.kernel.org @@ -9226,6 +9213,12 @@ W: http://www.highpoint-tech.com F: Documentation/scsi/hptiop.rst F: drivers/scsi/hptiop.c +HIKEY960 ONBOARD USB GPIO HUB DRIVER +M: John Stultz <jstultz@google.com> +L: linux-kernel@vger.kernel.org +S: Maintained +F: drivers/misc/hisi_hikey_usb.c + HIMAX HX83112B TOUCHSCREEN SUPPORT M: Job Noorman <job@noorman.info> L: linux-input@vger.kernel.org @@ -9274,6 +9267,12 @@ F: drivers/crypto/hisilicon/hpre/hpre.h F: drivers/crypto/hisilicon/hpre/hpre_crypto.c F: drivers/crypto/hisilicon/hpre/hpre_main.c +HISILICON HNS3 PMU DRIVER +M: Guangbin Huang <huangguangbin2@huawei.com> +S: Supported +F: Documentation/admin-guide/perf/hns3-pmu.rst +F: drivers/perf/hisilicon/hns3_pmu.c + HISILICON I2C CONTROLLER DRIVER M: Yicong Yang <yangyicong@hisilicon.com> L: linux-i2c@vger.kernel.org @@ -9306,12 +9305,6 @@ W: http://www.hisilicon.com F: Documentation/devicetree/bindings/net/hisilicon*.txt F: drivers/net/ethernet/hisilicon/ -HIKEY960 ONBOARD USB GPIO HUB DRIVER -M: John Stultz <jstultz@google.com> -L: linux-kernel@vger.kernel.org -S: Maintained -F: drivers/misc/hisi_hikey_usb.c - HISILICON PMU DRIVER M: Shaokun Zhang <zhangshaokun@hisilicon.com> M: Jonathan Cameron <jonathan.cameron@huawei.com> @@ -9321,12 +9314,6 @@ F: Documentation/admin-guide/perf/hisi-pcie-pmu.rst F: Documentation/admin-guide/perf/hisi-pmu.rst F: drivers/perf/hisilicon -HISILICON HNS3 PMU DRIVER -M: Guangbin Huang <huangguangbin2@huawei.com> -S: Supported -F: Documentation/admin-guide/perf/hns3-pmu.rst -F: drivers/perf/hisilicon/hns3_pmu.c - HISILICON PTT DRIVER M: Yicong Yang <yangyicong@hisilicon.com> M: Jonathan Cameron <jonathan.cameron@huawei.com> @@ -9350,14 +9337,6 @@ F: drivers/crypto/hisilicon/qm.c F: drivers/crypto/hisilicon/sgl.c F: include/linux/hisi_acc_qm.h -HISILICON ZIP Controller DRIVER -M: Yang Shen <shenyang39@huawei.com> -M: Zhou Wang <wangzhou1@hisilicon.com> -L: linux-crypto@vger.kernel.org -S: Maintained -F: Documentation/ABI/testing/debugfs-hisi-zip -F: drivers/crypto/hisilicon/zip/ - HISILICON ROCE DRIVER M: Haoyue Xu <xuhaoyue1@hisilicon.com> M: Wenpeng Liang <liangwenpeng@huawei.com> @@ -9416,6 +9395,14 @@ S: Maintained W: http://www.hisilicon.com F: drivers/spi/spi-hisi-sfc-v3xx.c +HISILICON ZIP Controller DRIVER +M: Yang Shen <shenyang39@huawei.com> +M: Zhou Wang <wangzhou1@hisilicon.com> +L: linux-crypto@vger.kernel.org +S: Maintained +F: Documentation/ABI/testing/debugfs-hisi-zip +F: drivers/crypto/hisilicon/zip/ + HMM - Heterogeneous Memory Management M: Jérôme Glisse <jglisse@redhat.com> L: linux-mm@kvack.org @@ -9492,9 +9479,9 @@ F: drivers/input/touchscreen/htcpen.c HTE SUBSYSTEM M: Dipen Patel <dipenp@nvidia.com> L: timestamp@lists.linux.dev -T: git git://git.kernel.org/pub/scm/linux/kernel/git/pateldipen1984/linux.git -Q: https://patchwork.kernel.org/project/timestamp/list/ S: Maintained +Q: https://patchwork.kernel.org/project/timestamp/list/ +T: git git://git.kernel.org/pub/scm/linux/kernel/git/pateldipen1984/linux.git F: Documentation/devicetree/bindings/timestamp/ F: Documentation/driver-api/hte/ F: drivers/hte/ @@ -9589,8 +9576,8 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux.git F: Documentation/ABI/stable/sysfs-bus-vmbus F: Documentation/ABI/testing/debugfs-hyperv F: Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml -F: Documentation/virt/hyperv F: Documentation/networking/device_drivers/ethernet/microsoft/netvsc.rst +F: Documentation/virt/hyperv F: arch/arm64/hyperv F: arch/arm64/include/asm/hyperv-tlfs.h F: arch/arm64/include/asm/mshyperv.h @@ -9772,6 +9759,12 @@ L: linux-i2c@vger.kernel.org S: Maintained F: drivers/i2c/i2c-stub.c +I3C DRIVER FOR ASPEED AST2600 +M: Jeremy Kerr <jk@codeconstruct.com.au> +S: Maintained +F: Documentation/devicetree/bindings/i3c/aspeed,ast2600-i3c.yaml +F: drivers/i3c/master/ast2600-i3c-master.c + I3C DRIVER FOR CADENCE I3C MASTER IP M: PrzemysÅ‚aw Gaj <pgaj@cadence.com> S: Maintained @@ -9783,12 +9776,6 @@ S: Orphan F: Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.yaml F: drivers/i3c/master/dw* -I3C DRIVER FOR ASPEED AST2600 -M: Jeremy Kerr <jk@codeconstruct.com.au> -S: Maintained -F: Documentation/devicetree/bindings/i3c/aspeed,ast2600-i3c.yaml -F: drivers/i3c/master/ast2600-i3c-master.c - I3C SUBSYSTEM M: Alexandre Belloni <alexandre.belloni@bootlin.com> L: linux-i3c@lists.infradead.org (moderated for non-subscribers) @@ -9867,6 +9854,11 @@ L: netdev@vger.kernel.org S: Supported F: drivers/net/ethernet/ibm/ibmvnic.* +IBM Power VFIO Support +M: Timothy Pearson <tpearson@raptorengineering.com> +S: Supported +F: drivers/vfio/vfio_iommu_spapr_tce.c + IBM Power Virtual Ethernet Device Driver M: Nick Child <nnac123@linux.ibm.com> L: netdev@vger.kernel.org @@ -9912,11 +9904,6 @@ F: drivers/crypto/vmx/ghash* F: drivers/crypto/vmx/ppc-xlate.pl F: drivers/crypto/vmx/vmx.c -IBM Power VFIO Support -M: Timothy Pearson <tpearson@raptorengineering.com> -S: Supported -F: drivers/vfio/vfio_iommu_spapr_tce.c - IBM ServeRAID RAID DRIVER S: Orphan F: drivers/scsi/ips.* @@ -9984,6 +9971,10 @@ F: include/net/nl802154.h F: net/ieee802154/ F: net/mac802154/ +IFCVF VIRTIO DATA PATH ACCELERATOR +R: Zhu Lingshan <lingshan.zhu@intel.com> +F: drivers/vdpa/ifcvf/ + IFE PROTOCOL M: Yotam Gigi <yotam.gi@gmail.com> M: Jamal Hadi Salim <jhs@mojatatu.com> @@ -10248,8 +10239,8 @@ M: Dmitry Kasatkin <dmitry.kasatkin@gmail.com> L: linux-integrity@vger.kernel.org S: Supported T: git git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity.git -F: security/integrity/ima/ F: security/integrity/ +F: security/integrity/ima/ INTEL 810/815 FRAMEBUFFER DRIVER M: Antonino Daplas <adaplas@gmail.com> @@ -10403,14 +10394,6 @@ S: Supported Q: https://patchwork.kernel.org/project/linux-dmaengine/list/ F: drivers/dma/ioat* -INTEL IDXD DRIVER -M: Fenghua Yu <fenghua.yu@intel.com> -M: Dave Jiang <dave.jiang@intel.com> -L: dmaengine@vger.kernel.org -S: Supported -F: drivers/dma/idxd/* -F: include/uapi/linux/idxd.h - INTEL IDLE DRIVER M: Jacob Pan <jacob.jun.pan@linux.intel.com> M: Len Brown <lenb@kernel.org> @@ -10420,6 +10403,14 @@ B: https://bugzilla.kernel.org T: git git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux.git F: drivers/idle/intel_idle.c +INTEL IDXD DRIVER +M: Fenghua Yu <fenghua.yu@intel.com> +M: Dave Jiang <dave.jiang@intel.com> +L: dmaengine@vger.kernel.org +S: Supported +F: drivers/dma/idxd/* +F: include/uapi/linux/idxd.h + INTEL IN FIELD SCAN (IFS) DEVICE M: Jithu Joseph <jithu.joseph@intel.com> R: Ashok Raj <ashok.raj@intel.com> @@ -10466,18 +10457,18 @@ F: Documentation/admin-guide/media/ipu3_rcb.svg F: Documentation/userspace-api/media/v4l/pixfmt-meta-intel-ipu3.rst F: drivers/staging/media/ipu3/ -INTEL IXP4XX CRYPTO SUPPORT -M: Corentin Labbe <clabbe@baylibre.com> -L: linux-crypto@vger.kernel.org -S: Maintained -F: drivers/crypto/intel/ixp4xx/ixp4xx_crypto.c - INTEL ISHTP ECLITE DRIVER M: Sumesh K Naduvalath <sumesh.k.naduvalath@intel.com> L: platform-driver-x86@vger.kernel.org S: Supported F: drivers/platform/x86/intel/ishtp_eclite.c +INTEL IXP4XX CRYPTO SUPPORT +M: Corentin Labbe <clabbe@baylibre.com> +L: linux-crypto@vger.kernel.org +S: Maintained +F: drivers/crypto/intel/ixp4xx/ixp4xx_crypto.c + INTEL IXP4XX QMGR, NPE, ETHERNET and HSS SUPPORT M: Krzysztof Halasa <khalasa@piap.pl> S: Maintained @@ -10556,6 +10547,13 @@ F: drivers/hwmon/intel-m10-bmc-hwmon.c F: drivers/mfd/intel-m10-bmc* F: include/linux/mfd/intel-m10-bmc.h +INTEL MAX10 BMC SECURE UPDATES +M: Russ Weight <russell.h.weight@intel.com> +L: linux-fpga@vger.kernel.org +S: Maintained +F: Documentation/ABI/testing/sysfs-driver-intel-m10-bmc-sec-update +F: drivers/fpga/intel-m10-bmc-sec-update.c + INTEL P-Unit IPC DRIVER M: Zha Qipeng <qipeng.zha@intel.com> L: platform-driver-x86@vger.kernel.org @@ -10603,6 +10601,13 @@ L: linux-pm@vger.kernel.org S: Supported F: drivers/cpufreq/intel_pstate.c +INTEL PTP DFL ToD DRIVER +M: Tianfei Zhang <tianfei.zhang@intel.com> +L: linux-fpga@vger.kernel.org +L: netdev@vger.kernel.org +S: Maintained +F: drivers/ptp/ptp_dfl_tod.c + INTEL QUADRATURE ENCODER PERIPHERAL DRIVER M: Jarkko Nikula <jarkko.nikula@linux.intel.com> L: linux-iio@vger.kernel.org @@ -10621,6 +10626,21 @@ F: drivers/platform/x86/intel/sdsi.c F: tools/arch/x86/intel_sdsi/ F: tools/testing/selftests/drivers/sdsi/ +INTEL SGX +M: Jarkko Sakkinen <jarkko@kernel.org> +R: Dave Hansen <dave.hansen@linux.intel.com> +L: linux-sgx@vger.kernel.org +S: Supported +Q: https://patchwork.kernel.org/project/intel-sgx/list/ +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/sgx +F: Documentation/arch/x86/sgx.rst +F: arch/x86/entry/vdso/vsgx.S +F: arch/x86/include/asm/sgx.h +F: arch/x86/include/uapi/asm/sgx.h +F: arch/x86/kernel/cpu/sgx/* +F: tools/testing/selftests/sgx/* +K: \bSGX_ + INTEL SKYLAKE INT3472 ACPI DEVICE DRIVER M: Daniel Scally <djrscally@gmail.com> S: Maintained @@ -10638,13 +10658,13 @@ INTEL STRATIX10 FIRMWARE DRIVERS M: Dinh Nguyen <dinguyen@kernel.org> L: linux-kernel@vger.kernel.org S: Maintained +T: git git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git F: Documentation/ABI/testing/sysfs-devices-platform-stratix10-rsu F: Documentation/devicetree/bindings/firmware/intel,stratix10-svc.txt F: drivers/firmware/stratix10-rsu.c F: drivers/firmware/stratix10-svc.c F: include/linux/firmware/intel/stratix10-smc.h F: include/linux/firmware/intel/stratix10-svc-client.h -T: git git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git INTEL TELEMETRY DRIVER M: Rajneesh Bhardwaj <irenic.rajneesh@gmail.com> @@ -10729,21 +10749,6 @@ F: Documentation/arch/x86/intel_txt.rst F: arch/x86/kernel/tboot.c F: include/linux/tboot.h -INTEL SGX -M: Jarkko Sakkinen <jarkko@kernel.org> -R: Dave Hansen <dave.hansen@linux.intel.com> -L: linux-sgx@vger.kernel.org -S: Supported -Q: https://patchwork.kernel.org/project/intel-sgx/list/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/sgx -F: Documentation/arch/x86/sgx.rst -F: arch/x86/entry/vdso/vsgx.S -F: arch/x86/include/asm/sgx.h -F: arch/x86/include/uapi/asm/sgx.h -F: arch/x86/kernel/cpu/sgx/* -F: tools/testing/selftests/sgx/* -K: \bSGX_ - INTERCONNECT API M: Georgi Djakov <djakov@kernel.org> L: linux-pm@vger.kernel.org @@ -10812,18 +10817,6 @@ F: drivers/iommu/dma-iommu.h F: drivers/iommu/iova.c F: include/linux/iova.h -IOMMUFD -M: Jason Gunthorpe <jgg@nvidia.com> -M: Kevin Tian <kevin.tian@intel.com> -L: iommu@lists.linux.dev -S: Maintained -T: git git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufd.git -F: Documentation/userspace-api/iommufd.rst -F: drivers/iommu/iommufd/ -F: include/linux/iommufd.h -F: include/uapi/linux/iommufd.h -F: tools/testing/selftests/iommu/ - IOMMU SUBSYSTEM M: Joerg Roedel <joro@8bytes.org> M: Will Deacon <will@kernel.org> @@ -10839,6 +10832,18 @@ F: include/linux/iova.h F: include/linux/of_iommu.h F: include/uapi/linux/iommu.h +IOMMUFD +M: Jason Gunthorpe <jgg@nvidia.com> +M: Kevin Tian <kevin.tian@intel.com> +L: iommu@lists.linux.dev +S: Maintained +T: git git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufd.git +F: Documentation/userspace-api/iommufd.rst +F: drivers/iommu/iommufd/ +F: include/linux/iommufd.h +F: include/uapi/linux/iommufd.h +F: tools/testing/selftests/iommu/ + IOSYS-MAP HELPERS M: Thomas Zimmermann <tzimmermann@suse.de> L: dri-devel@lists.freedesktop.org @@ -10853,11 +10858,11 @@ L: io-uring@vger.kernel.org S: Maintained T: git git://git.kernel.dk/linux-block T: git git://git.kernel.dk/liburing -F: io_uring/ F: include/linux/io_uring.h F: include/linux/io_uring_types.h F: include/trace/events/io_uring.h F: include/uapi/linux/io_uring.h +F: io_uring/ F: tools/io_uring/ IPMI SUBSYSTEM @@ -10866,8 +10871,8 @@ L: openipmi-developer@lists.sourceforge.net (moderated for non-subscribers) S: Supported W: http://openipmi.sourceforge.net/ T: git https://github.com/cminyard/linux-ipmi.git for-next -F: Documentation/driver-api/ipmi.rst F: Documentation/devicetree/bindings/ipmi/ +F: Documentation/driver-api/ipmi.rst F: drivers/char/ipmi/ F: include/linux/ipmi* F: include/uapi/linux/ipmi* @@ -10919,8 +10924,8 @@ M: Thomas Gleixner <tglx@linutronix.de> L: linux-kernel@vger.kernel.org S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core -F: kernel/irq/ F: include/linux/group_cpus.h +F: kernel/irq/ F: lib/group_cpus.c IRQCHIP DRIVERS @@ -11258,6 +11263,7 @@ L: linux-nfs@vger.kernel.org S: Supported W: http://nfs.sourceforge.net/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux.git +F: Documentation/filesystems/nfs/ F: fs/exportfs/ F: fs/lockd/ F: fs/nfs_common/ @@ -11273,7 +11279,6 @@ F: include/trace/misc/sunrpc.h F: include/uapi/linux/nfsd/ F: include/uapi/linux/sunrpc/ F: net/sunrpc/ -F: Documentation/filesystems/nfs/ KERNEL REGRESSIONS M: Thorsten Leemhuis <linux@leemhuis.info> @@ -11425,47 +11430,6 @@ F: arch/x86/include/uapi/asm/vmx.h F: arch/x86/kvm/ F: arch/x86/kvm/*/ -KVM PARAVIRT (KVM/paravirt) -M: Paolo Bonzini <pbonzini@redhat.com> -R: Wanpeng Li <wanpengli@tencent.com> -R: Vitaly Kuznetsov <vkuznets@redhat.com> -L: kvm@vger.kernel.org -S: Supported -T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git -F: arch/x86/kernel/kvm.c -F: arch/x86/kernel/kvmclock.c -F: arch/x86/include/asm/pvclock-abi.h -F: include/linux/kvm_para.h -F: include/uapi/linux/kvm_para.h -F: include/uapi/asm-generic/kvm_para.h -F: include/asm-generic/kvm_para.h -F: arch/um/include/asm/kvm_para.h -F: arch/x86/include/asm/kvm_para.h -F: arch/x86/include/uapi/asm/kvm_para.h - -KVM X86 HYPER-V (KVM/hyper-v) -M: Vitaly Kuznetsov <vkuznets@redhat.com> -M: Sean Christopherson <seanjc@google.com> -M: Paolo Bonzini <pbonzini@redhat.com> -L: kvm@vger.kernel.org -S: Supported -T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git -F: arch/x86/kvm/hyperv.* -F: arch/x86/kvm/kvm_onhyperv.* -F: arch/x86/kvm/svm/hyperv.* -F: arch/x86/kvm/svm/svm_onhyperv.* -F: arch/x86/kvm/vmx/hyperv.* - -KVM X86 Xen (KVM/Xen) -M: David Woodhouse <dwmw2@infradead.org> -M: Paul Durrant <paul@xen.org> -M: Sean Christopherson <seanjc@google.com> -M: Paolo Bonzini <pbonzini@redhat.com> -L: kvm@vger.kernel.org -S: Supported -T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git -F: arch/x86/kvm/xen.* - KERNFS M: Greg Kroah-Hartman <gregkh@linuxfoundation.org> M: Tejun Heo <tj@kernel.org> @@ -11504,14 +11468,6 @@ F: include/keys/trusted-type.h F: include/keys/trusted_tpm.h F: security/keys/trusted-keys/ -KEYS-TRUSTED-TEE -M: Sumit Garg <sumit.garg@linaro.org> -L: linux-integrity@vger.kernel.org -L: keyrings@vger.kernel.org -S: Supported -F: include/keys/trusted_tee.h -F: security/keys/trusted-keys/trusted_tee.c - KEYS-TRUSTED-CAAM M: Ahmad Fatoum <a.fatoum@pengutronix.de> R: Pengutronix Kernel Team <kernel@pengutronix.de> @@ -11521,6 +11477,14 @@ S: Maintained F: include/keys/trusted_caam.h F: security/keys/trusted-keys/trusted_caam.c +KEYS-TRUSTED-TEE +M: Sumit Garg <sumit.garg@linaro.org> +L: linux-integrity@vger.kernel.org +L: keyrings@vger.kernel.org +S: Supported +F: include/keys/trusted_tee.h +F: security/keys/trusted-keys/trusted_tee.c + KEYS/KEYRINGS M: David Howells <dhowells@redhat.com> M: Jarkko Sakkinen <jarkko@kernel.org> @@ -11583,8 +11547,8 @@ L: linux-amlogic@lists.infradead.org S: Maintained F: Documentation/devicetree/bindings/mfd/khadas,mcu.yaml F: drivers/mfd/khadas-mcu.c -F: include/linux/mfd/khadas-mcu.h F: drivers/thermal/khadas_mcu_fan.c +F: include/linux/mfd/khadas-mcu.h KIONIX/ROHM KX022A ACCELEROMETER M: Matti Vaittinen <mazziesaccount@gmail.com> @@ -11621,8 +11585,8 @@ M: "David S. Miller" <davem@davemloft.net> M: Masami Hiramatsu <mhiramat@kernel.org> L: linux-kernel@vger.kernel.org L: linux-trace-kernel@vger.kernel.org -Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/ S: Maintained +Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git F: Documentation/trace/kprobes.rst F: include/asm-generic/kprobes.h @@ -11656,6 +11620,47 @@ S: Maintained F: Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml F: drivers/video/backlight/ktz8866.c +KVM PARAVIRT (KVM/paravirt) +M: Paolo Bonzini <pbonzini@redhat.com> +R: Wanpeng Li <wanpengli@tencent.com> +R: Vitaly Kuznetsov <vkuznets@redhat.com> +L: kvm@vger.kernel.org +S: Supported +T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git +F: arch/um/include/asm/kvm_para.h +F: arch/x86/include/asm/kvm_para.h +F: arch/x86/include/asm/pvclock-abi.h +F: arch/x86/include/uapi/asm/kvm_para.h +F: arch/x86/kernel/kvm.c +F: arch/x86/kernel/kvmclock.c +F: include/asm-generic/kvm_para.h +F: include/linux/kvm_para.h +F: include/uapi/asm-generic/kvm_para.h +F: include/uapi/linux/kvm_para.h + +KVM X86 HYPER-V (KVM/hyper-v) +M: Vitaly Kuznetsov <vkuznets@redhat.com> +M: Sean Christopherson <seanjc@google.com> +M: Paolo Bonzini <pbonzini@redhat.com> +L: kvm@vger.kernel.org +S: Supported +T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git +F: arch/x86/kvm/hyperv.* +F: arch/x86/kvm/kvm_onhyperv.* +F: arch/x86/kvm/svm/hyperv.* +F: arch/x86/kvm/svm/svm_onhyperv.* +F: arch/x86/kvm/vmx/hyperv.* + +KVM X86 Xen (KVM/Xen) +M: David Woodhouse <dwmw2@infradead.org> +M: Paul Durrant <paul@xen.org> +M: Sean Christopherson <seanjc@google.com> +M: Paolo Bonzini <pbonzini@redhat.com> +L: kvm@vger.kernel.org +S: Supported +T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git +F: arch/x86/kvm/xen.* + L3MDEV M: David Ahern <dsahern@kernel.org> L: netdev@vger.kernel.org @@ -11897,9 +11902,9 @@ F: scripts/spdxexclude LINEAR RANGES HELPERS M: Mark Brown <broonie@kernel.org> R: Matti Vaittinen <mazziesaccount@gmail.com> +F: include/linux/linear_range.h F: lib/linear_ranges.c F: lib/test_linear_ranges.c -F: include/linux/linear_range.h LINUX FOR POWER MACINTOSH M: Benjamin Herrenschmidt <benh@kernel.crashing.org> @@ -12026,11 +12031,11 @@ M: Joel Stanley <joel@jms.id.au> S: Maintained F: Documentation/devicetree/bindings/*/litex,*.yaml F: arch/openrisc/boot/dts/or1klitex.dts -F: include/linux/litex.h -F: drivers/tty/serial/liteuart.c -F: drivers/soc/litex/* -F: drivers/net/ethernet/litex/* F: drivers/mmc/host/litex_mmc.c +F: drivers/net/ethernet/litex/* +F: drivers/soc/litex/* +F: drivers/tty/serial/liteuart.c +F: include/linux/litex.h N: litex LIVE PATCHING @@ -12159,10 +12164,17 @@ R: WANG Xuerui <kernel@xen0n.name> L: loongarch@lists.linux.dev S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git -F: arch/loongarch/ -F: drivers/*/*loongarch* F: Documentation/loongarch/ F: Documentation/translations/zh_CN/loongarch/ +F: arch/loongarch/ +F: drivers/*/*loongarch* + +LOONGSON GPIO DRIVER +M: Yinbo Zhu <zhuyinbo@loongson.cn> +L: linux-gpio@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/gpio/loongson,ls-gpio.yaml +F: drivers/gpio/gpio-loongson-64bit.c LOONGSON LS2X I2C DRIVER M: Binbin Zhou <zhoubinbin@loongson.cn> @@ -12171,6 +12183,14 @@ S: Maintained F: Documentation/devicetree/bindings/i2c/loongson,ls2x-i2c.yaml F: drivers/i2c/busses/i2c-ls2x.c +LOONGSON-2 SOC SERIES CLOCK DRIVER +M: Yinbo Zhu <zhuyinbo@loongson.cn> +L: linux-clk@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/clock/loongson,ls2k-clk.yaml +F: drivers/clk/clk-loongson2.c +F: include/dt-bindings/clock/loongson,ls2k-clk.h + LOONGSON-2 SOC SERIES GUTS DRIVER M: Yinbo Zhu <zhuyinbo@loongson.cn> L: loongarch@lists.linux.dev @@ -12186,21 +12206,6 @@ S: Maintained F: Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml F: drivers/pinctrl/pinctrl-loongson2.c -LOONGSON GPIO DRIVER -M: Yinbo Zhu <zhuyinbo@loongson.cn> -L: linux-gpio@vger.kernel.org -S: Maintained -F: Documentation/devicetree/bindings/gpio/loongson,ls-gpio.yaml -F: drivers/gpio/gpio-loongson-64bit.c - -LOONGSON-2 SOC SERIES CLOCK DRIVER -M: Yinbo Zhu <zhuyinbo@loongson.cn> -L: linux-clk@vger.kernel.org -S: Maintained -F: Documentation/devicetree/bindings/clock/loongson,ls2k-clk.yaml -F: drivers/clk/clk-loongson2.c -F: include/dt-bindings/clock/loongson,ls2k-clk.h - LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI) M: Sathya Prakash <sathya.prakash@broadcom.com> M: Sreekanth Reddy <sreekanth.reddy@broadcom.com> @@ -12361,20 +12366,26 @@ MAILBOX API M: Jassi Brar <jassisinghbrar@gmail.com> L: linux-kernel@vger.kernel.org S: Maintained +F: Documentation/devicetree/bindings/mailbox/ F: drivers/mailbox/ +F: include/dt-bindings/mailbox/ F: include/linux/mailbox_client.h F: include/linux/mailbox_controller.h -F: include/dt-bindings/mailbox/ -F: Documentation/devicetree/bindings/mailbox/ MAILBOX ARM MHUv2 M: Viresh Kumar <viresh.kumar@linaro.org> M: Tushar Khandelwal <Tushar.Khandelwal@arm.com> L: linux-kernel@vger.kernel.org S: Maintained +F: Documentation/devicetree/bindings/mailbox/arm,mhuv2.yaml F: drivers/mailbox/arm_mhuv2.c F: include/linux/mailbox/arm_mhuv2_message.h -F: Documentation/devicetree/bindings/mailbox/arm,mhuv2.yaml + +MAN-PAGES: MANUAL PAGES FOR LINUX -- Sections 2, 3, 4, 5, and 7 +M: Michael Kerrisk <mtk.manpages@gmail.com> +L: linux-man@vger.kernel.org +S: Maintained +W: http://www.kernel.org/doc/man-pages MANAGEMENT COMPONENT TRANSPORT PROTOCOL (MCTP) M: Jeremy Kerr <jk@codeconstruct.com.au> @@ -12388,12 +12399,6 @@ F: include/net/mctpdevice.h F: include/net/netns/mctp.h F: net/mctp/ -MAN-PAGES: MANUAL PAGES FOR LINUX -- Sections 2, 3, 4, 5, and 7 -M: Michael Kerrisk <mtk.manpages@gmail.com> -L: linux-man@vger.kernel.org -S: Maintained -W: http://www.kernel.org/doc/man-pages - MAPLE TREE M: Liam R. Howlett <Liam.Howlett@oracle.com> L: linux-mm@kvack.org @@ -12425,8 +12430,8 @@ F: include/linux/platform_data/mv88e6xxx.h MARVELL ARMADA 3700 PHY DRIVERS M: Miquel Raynal <miquel.raynal@bootlin.com> S: Maintained -F: Documentation/devicetree/bindings/phy/phy-mvebu-comphy.txt F: Documentation/devicetree/bindings/phy/marvell,armada-3700-utmi-phy.yaml +F: Documentation/devicetree/bindings/phy/phy-mvebu-comphy.txt F: drivers/phy/marvell/phy-mvebu-a3700-comphy.c F: drivers/phy/marvell/phy-mvebu-a3700-utmi.c @@ -12528,6 +12533,13 @@ S: Maintained F: Documentation/devicetree/bindings/mtd/marvell-nand.txt F: drivers/mtd/nand/raw/marvell_nand.c +MARVELL OCTEON ENDPOINT DRIVER +M: Veerasenareddy Burru <vburru@marvell.com> +M: Abhijit Ayarekar <aayarekar@marvell.com> +L: netdev@vger.kernel.org +S: Supported +F: drivers/net/ethernet/marvell/octeon_ep + MARVELL OCTEONTX2 PHYSICAL FUNCTION DRIVER M: Sunil Goutham <sgoutham@marvell.com> M: Geetha sowjanya <gakula@marvell.com> @@ -12575,13 +12587,6 @@ S: Supported F: Documentation/devicetree/bindings/mmc/marvell,xenon-sdhci.yaml F: drivers/mmc/host/sdhci-xenon* -MARVELL OCTEON ENDPOINT DRIVER -M: Veerasenareddy Burru <vburru@marvell.com> -M: Abhijit Ayarekar <aayarekar@marvell.com> -L: netdev@vger.kernel.org -S: Supported -F: drivers/net/ethernet/marvell/octeon_ep - MATROX FRAMEBUFFER DRIVER L: linux-fbdev@vger.kernel.org S: Orphan @@ -12781,12 +12786,6 @@ L: netdev@vger.kernel.org S: Supported F: drivers/net/phy/mxl-gpy.c -MCBA MICROCHIP CAN BUS ANALYZER TOOL DRIVER -R: Yasushi SHOJI <yashi@spacecubics.com> -L: linux-can@vger.kernel.org -S: Maintained -F: drivers/net/can/usb/mcba_usb.c - MCAN MMIO DEVICE DRIVER M: Chandrasekar Ramakrishnan <rcsekar@samsung.com> L: linux-can@vger.kernel.org @@ -12796,6 +12795,12 @@ F: drivers/net/can/m_can/m_can.c F: drivers/net/can/m_can/m_can.h F: drivers/net/can/m_can/m_can_platform.c +MCBA MICROCHIP CAN BUS ANALYZER TOOL DRIVER +R: Yasushi SHOJI <yashi@spacecubics.com> +L: linux-can@vger.kernel.org +S: Maintained +F: drivers/net/can/usb/mcba_usb.c + MCP2221A MICROCHIP USB-HID TO I2C BRIDGE DRIVER M: Rishi Gupta <gupt21@gmail.com> L: linux-i2c@vger.kernel.org @@ -13204,13 +13209,6 @@ S: Maintained F: Documentation/devicetree/bindings/clock/mediatek,mt7621-sysc.yaml F: drivers/clk/ralink/clk-mt7621.c -MEDIATEK MT7621/28/88 I2C DRIVER -M: Stefan Roese <sr@denx.de> -L: linux-i2c@vger.kernel.org -S: Maintained -F: Documentation/devicetree/bindings/i2c/mediatek,mt7621-i2c.yaml -F: drivers/i2c/busses/i2c-mt7621.c - MEDIATEK MT7621 PCIE CONTROLLER DRIVER M: Sergio Paracuellos <sergio.paracuellos@gmail.com> S: Maintained @@ -13223,6 +13221,13 @@ S: Maintained F: Documentation/devicetree/bindings/phy/mediatek,mt7621-pci-phy.yaml F: drivers/phy/ralink/phy-mt7621-pci.c +MEDIATEK MT7621/28/88 I2C DRIVER +M: Stefan Roese <sr@denx.de> +L: linux-i2c@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/i2c/mediatek,mt7621-i2c.yaml +F: drivers/i2c/busses/i2c-mt7621.c + MEDIATEK NAND CONTROLLER DRIVER L: linux-mtd@lists.infradead.org S: Orphan @@ -13482,10 +13487,22 @@ MEMORY FREQUENCY SCALING DRIVERS FOR NVIDIA TEGRA M: Dmitry Osipenko <digetx@gmail.com> L: linux-pm@vger.kernel.org L: linux-tegra@vger.kernel.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git S: Maintained +T: git git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git F: drivers/devfreq/tegra30-devfreq.c +MEMORY HOT(UN)PLUG +M: David Hildenbrand <david@redhat.com> +M: Oscar Salvador <osalvador@suse.de> +L: linux-mm@kvack.org +S: Maintained +F: Documentation/admin-guide/mm/memory-hotplug.rst +F: Documentation/core-api/memory-hotplug.rst +F: drivers/base/memory.c +F: include/linux/memory_hotplug.h +F: mm/memory_hotplug.c +F: tools/testing/selftests/memory-hotplug/ + MEMORY MANAGEMENT M: Andrew Morton <akpm@linux-foundation.org> L: linux-mm@kvack.org @@ -13504,30 +13521,6 @@ F: mm/ F: tools/mm/ F: tools/testing/selftests/mm/ -VMALLOC -M: Andrew Morton <akpm@linux-foundation.org> -R: Uladzislau Rezki <urezki@gmail.com> -R: Christoph Hellwig <hch@infradead.org> -R: Lorenzo Stoakes <lstoakes@gmail.com> -L: linux-mm@kvack.org -S: Maintained -W: http://www.linux-mm.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm -F: include/linux/vmalloc.h -F: mm/vmalloc.c - -MEMORY HOT(UN)PLUG -M: David Hildenbrand <david@redhat.com> -M: Oscar Salvador <osalvador@suse.de> -L: linux-mm@kvack.org -S: Maintained -F: Documentation/admin-guide/mm/memory-hotplug.rst -F: Documentation/core-api/memory-hotplug.rst -F: drivers/base/memory.c -F: include/linux/memory_hotplug.h -F: mm/memory_hotplug.c -F: tools/testing/selftests/memory-hotplug/ - MEMORY TECHNOLOGY DEVICES (MTD) M: Miquel Raynal <miquel.raynal@bootlin.com> M: Richard Weinberger <richard@nod.at> @@ -13638,6 +13631,12 @@ W: http://www.monstr.eu/fdt/ T: git git://git.monstr.eu/linux-2.6-microblaze.git F: arch/microblaze/ +MICROBLAZE TMR INJECT +M: Appana Durga Kedareswara rao <appana.durga.kedareswara.rao@amd.com> +S: Supported +F: Documentation/devicetree/bindings/misc/xlnx,tmr-inject.yaml +F: drivers/misc/xilinx_tmr_inject.c + MICROBLAZE TMR MANAGER M: Appana Durga Kedareswara rao <appana.durga.kedareswara.rao@amd.com> S: Supported @@ -13645,12 +13644,6 @@ F: Documentation/ABI/testing/sysfs-driver-xilinx-tmr-manager F: Documentation/devicetree/bindings/misc/xlnx,tmr-manager.yaml F: drivers/misc/xilinx_tmr_manager.c -MICROBLAZE TMR INJECT -M: Appana Durga Kedareswara rao <appana.durga.kedareswara.rao@amd.com> -S: Supported -F: Documentation/devicetree/bindings/misc/xlnx,tmr-inject.yaml -F: drivers/misc/xilinx_tmr_inject.c - MICROCHIP AT91 DMA DRIVERS M: Ludovic Desroches <ludovic.desroches@microchip.com> M: Tudor Ambarus <tudor.ambarus@linaro.org> @@ -13726,10 +13719,10 @@ L: linux-media@vger.kernel.org S: Supported F: Documentation/devicetree/bindings/media/atmel,isc.yaml F: Documentation/devicetree/bindings/media/microchip,xisc.yaml -F: drivers/staging/media/deprecated/atmel/atmel-isc* -F: drivers/staging/media/deprecated/atmel/atmel-sama*-isc* F: drivers/media/platform/microchip/microchip-isc* F: drivers/media/platform/microchip/microchip-sama*-isc* +F: drivers/staging/media/deprecated/atmel/atmel-isc* +F: drivers/staging/media/deprecated/atmel/atmel-sama*-isc* F: include/linux/atmel-isc-media.h MICROCHIP ISI DRIVER @@ -13751,13 +13744,6 @@ F: include/linux/dsa/ksz_common.h F: include/linux/platform_data/microchip-ksz.h F: net/dsa/tag_ksz.c -MICROCHIP LAN87xx/LAN937x T1 PHY DRIVER -M: Arun Ramadoss <arun.ramadoss@microchip.com> -R: UNGLinuxDriver@microchip.com -L: netdev@vger.kernel.org -S: Maintained -F: drivers/net/phy/microchip_t1.c - MICROCHIP LAN743X ETHERNET DRIVER M: Bryan Whitehead <bryan.whitehead@microchip.com> M: UNGLinuxDriver@microchip.com @@ -13765,6 +13751,13 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/net/ethernet/microchip/lan743x_* +MICROCHIP LAN87xx/LAN937x T1 PHY DRIVER +M: Arun Ramadoss <arun.ramadoss@microchip.com> +R: UNGLinuxDriver@microchip.com +L: netdev@vger.kernel.org +S: Maintained +F: drivers/net/phy/microchip_t1.c + MICROCHIP LAN966X ETHERNET DRIVER M: Horatiu Vultur <horatiu.vultur@microchip.com> M: UNGLinuxDriver@microchip.com @@ -13806,14 +13799,6 @@ S: Supported F: Documentation/devicetree/bindings/mtd/atmel-nand.txt F: drivers/mtd/nand/raw/atmel/* -MICROCHIP PCI1XXXX GP DRIVER -M: Kumaravel Thiagarajan <kumaravel.thiagarajan@microchip.com> -L: linux-gpio@vger.kernel.org -S: Supported -F: drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gp.c -F: drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gp.h -F: drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c - MICROCHIP OTPC DRIVER M: Claudiu Beznea <claudiu.beznea@microchip.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) @@ -13822,6 +13807,14 @@ F: Documentation/devicetree/bindings/nvmem/microchip,sama7g5-otpc.yaml F: drivers/nvmem/microchip-otpc.c F: include/dt-bindings/nvmem/microchip,sama7g5-otpc.h +MICROCHIP PCI1XXXX GP DRIVER +M: Kumaravel Thiagarajan <kumaravel.thiagarajan@microchip.com> +L: linux-gpio@vger.kernel.org +S: Supported +F: drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gp.c +F: drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gp.h +F: drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c + MICROCHIP PCI1XXXX I2C DRIVER M: Tharun Kumar P <tharunkumar.pasumarthi@microchip.com> M: Kumaravel Thiagarajan <kumaravel.thiagarajan@microchip.com> @@ -13837,6 +13830,14 @@ L: linux-serial@vger.kernel.org S: Maintained F: drivers/tty/serial/8250/8250_pci1xxxx.c +MICROCHIP POLARFIRE FPGA DRIVERS +M: Conor Dooley <conor.dooley@microchip.com> +R: Ivan Bornyakov <i.bornyakov@metrotek.ru> +L: linux-fpga@vger.kernel.org +S: Supported +F: Documentation/devicetree/bindings/fpga/microchip,mpf-spi-fpga-mgr.yaml +F: drivers/fpga/microchip-spi.c + MICROCHIP PWM DRIVER M: Claudiu Beznea <claudiu.beznea@microchip.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) @@ -13858,6 +13859,12 @@ M: Claudiu Beznea <claudiu.beznea@microchip.com> S: Supported F: drivers/power/reset/at91-sama5d2_shdwc.c +MICROCHIP SOC DRIVERS +M: Conor Dooley <conor@kernel.org> +S: Supported +T: git https://git.kernel.org/pub/scm/linux/kernel/git/conor/linux.git/ +F: drivers/soc/microchip/ + MICROCHIP SPI DRIVER M: Tudor Ambarus <tudor.ambarus@linaro.org> S: Supported @@ -13871,11 +13878,12 @@ F: Documentation/devicetree/bindings/misc/atmel-ssc.txt F: drivers/misc/atmel-ssc.c F: include/linux/atmel-ssc.h -MICROCHIP SOC DRIVERS -M: Conor Dooley <conor@kernel.org> -S: Supported -T: git https://git.kernel.org/pub/scm/linux/kernel/git/conor/linux.git/ -F: drivers/soc/microchip/ +Microchip Timer Counter Block (TCB) Capture Driver +M: Kamel Bouhara <kamel.bouhara@bootlin.com> +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +L: linux-iio@vger.kernel.org +S: Maintained +F: drivers/counter/microchip-tcb-capture.c MICROCHIP USB251XB DRIVER M: Richard Leitner <richard.leitner@skidata.com> @@ -13992,6 +14000,12 @@ L: platform-driver-x86@vger.kernel.org S: Supported F: drivers/platform/surface/surfacepro3_button.c +MICROSOFT SURFACE SYSTEM AGGREGATOR HUB DRIVER +M: Maximilian Luz <luzmaximilian@gmail.com> +L: platform-driver-x86@vger.kernel.org +S: Maintained +F: drivers/platform/surface/surface_aggregator_hub.c + MICROSOFT SURFACE SYSTEM AGGREGATOR SUBSYSTEM M: Maximilian Luz <luzmaximilian@gmail.com> L: platform-driver-x86@vger.kernel.org @@ -14007,12 +14021,6 @@ F: include/linux/surface_acpi_notify.h F: include/linux/surface_aggregator/ F: include/uapi/linux/surface_aggregator/ -MICROSOFT SURFACE SYSTEM AGGREGATOR HUB DRIVER -M: Maximilian Luz <luzmaximilian@gmail.com> -L: platform-driver-x86@vger.kernel.org -S: Maintained -F: drivers/platform/surface/surface_aggregator_hub.c - MICROTEK X6 SCANNER M: Oliver Neukum <oliver@neukum.org> S: Maintained @@ -14178,11 +14186,11 @@ L: linux-modules@vger.kernel.org L: linux-kernel@vger.kernel.org S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git modules-next -F: include/linux/module.h F: include/linux/kmod.h +F: include/linux/module.h F: kernel/module/ -F: scripts/module* F: lib/test_kmod.c +F: scripts/module* F: tools/testing/selftests/kmod/ MONOLITHIC POWER SYSTEM PMIC DRIVER @@ -14771,6 +14779,7 @@ L: linux-nfs@vger.kernel.org S: Maintained W: http://client.linux-nfs.org T: git git://git.linux-nfs.org/projects/trondmy/linux-nfs.git +F: Documentation/filesystems/nfs/ F: fs/lockd/ F: fs/nfs/ F: fs/nfs_common/ @@ -14780,7 +14789,6 @@ F: include/linux/sunrpc/ F: include/uapi/linux/nfs* F: include/uapi/linux/sunrpc/ F: net/sunrpc/ -F: Documentation/filesystems/nfs/ NILFS2 FILESYSTEM M: Ryusuke Konishi <konishi.ryusuke@gmail.com> @@ -14984,12 +14992,6 @@ F: drivers/nvme/target/auth.c F: drivers/nvme/target/fabrics-cmd-auth.c F: include/linux/nvme-auth.h -NVM EXPRESS HARDWARE MONITORING SUPPORT -M: Guenter Roeck <linux@roeck-us.net> -L: linux-nvme@lists.infradead.org -S: Supported -F: drivers/nvme/host/hwmon.c - NVM EXPRESS FC TRANSPORT DRIVERS M: James Smart <james.smart@broadcom.com> L: linux-nvme@lists.infradead.org @@ -15000,6 +15002,12 @@ F: drivers/nvme/target/fcloop.c F: include/linux/nvme-fc-driver.h F: include/linux/nvme-fc.h +NVM EXPRESS HARDWARE MONITORING SUPPORT +M: Guenter Roeck <linux@roeck-us.net> +L: linux-nvme@lists.infradead.org +S: Supported +F: drivers/nvme/host/hwmon.c + NVM EXPRESS TARGET DRIVER M: Christoph Hellwig <hch@lst.de> M: Sagi Grimberg <sagi@grimberg.me> @@ -15020,6 +15028,13 @@ F: drivers/nvmem/ F: include/linux/nvmem-consumer.h F: include/linux/nvmem-provider.h +NXP BLUETOOTH WIRELESS DRIVERS +M: Amitkumar Karwar <amitkumar.karwar@nxp.com> +M: Neeraj Kale <neeraj.sanjaykale@nxp.com> +S: Maintained +F: Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml +F: drivers/bluetooth/btnxpuart.c + NXP C45 TJA11XX PHY DRIVER M: Radu Pirea <radu-nicolae.pirea@oss.nxp.com> L: netdev@vger.kernel.org @@ -15045,16 +15060,17 @@ F: drivers/iio/gyro/fxas21002c_core.c F: drivers/iio/gyro/fxas21002c_i2c.c F: drivers/iio/gyro/fxas21002c_spi.c -NXP i.MX CLOCK DRIVERS -M: Abel Vesa <abelvesa@kernel.org> -R: Peng Fan <peng.fan@nxp.com> -L: linux-clk@vger.kernel.org +NXP i.MX 7D/6SX/6UL/93 AND VF610 ADC DRIVER +M: Haibo Chen <haibo.chen@nxp.com> +L: linux-iio@vger.kernel.org L: linux-imx@nxp.com S: Maintained -T: git git://git.kernel.org/pub/scm/linux/kernel/git/abelvesa/linux.git clk/imx -F: Documentation/devicetree/bindings/clock/imx* -F: drivers/clk/imx/ -F: include/dt-bindings/clock/imx* +F: Documentation/devicetree/bindings/iio/adc/fsl,imx7d-adc.yaml +F: Documentation/devicetree/bindings/iio/adc/fsl,vf610-adc.yaml +F: Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml +F: drivers/iio/adc/imx7d_adc.c +F: drivers/iio/adc/imx93_adc.c +F: drivers/iio/adc/vf610_adc.c NXP i.MX 8M ISI DRIVER M: Laurent Pinchart <laurent.pinchart@ideasonboard.com> @@ -15063,6 +15079,15 @@ S: Maintained F: Documentation/devicetree/bindings/media/nxp,imx8-isi.yaml F: drivers/media/platform/nxp/imx8-isi/ +NXP i.MX 8MP DW100 V4L2 DRIVER +M: Xavier Roumegue <xavier.roumegue@oss.nxp.com> +L: linux-media@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/media/nxp,dw100.yaml +F: Documentation/userspace-api/media/drivers/dw100.rst +F: drivers/media/platform/nxp/dw100/ +F: include/uapi/linux/dw100.h + NXP i.MX 8MQ DCSS DRIVER M: Laurentiu Palcu <laurentiu.palcu@oss.nxp.com> R: Lucas Stach <l.stach@pengutronix.de> @@ -15080,17 +15105,24 @@ S: Maintained F: Documentation/devicetree/bindings/iio/adc/nxp,imx8qxp-adc.yaml F: drivers/iio/adc/imx8qxp-adc.c -NXP i.MX 7D/6SX/6UL/93 AND VF610 ADC DRIVER -M: Haibo Chen <haibo.chen@nxp.com> -L: linux-iio@vger.kernel.org +NXP i.MX 8QXP/8QM JPEG V4L2 DRIVER +M: Mirela Rabulea <mirela.rabulea@nxp.com> +R: NXP Linux Team <linux-imx@nxp.com> +L: linux-media@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml +F: drivers/media/platform/nxp/imx-jpeg + +NXP i.MX CLOCK DRIVERS +M: Abel Vesa <abelvesa@kernel.org> +R: Peng Fan <peng.fan@nxp.com> +L: linux-clk@vger.kernel.org L: linux-imx@nxp.com S: Maintained -F: Documentation/devicetree/bindings/iio/adc/fsl,imx7d-adc.yaml -F: Documentation/devicetree/bindings/iio/adc/fsl,vf610-adc.yaml -F: Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml -F: drivers/iio/adc/imx7d_adc.c -F: drivers/iio/adc/imx93_adc.c -F: drivers/iio/adc/vf610_adc.c +T: git git://git.kernel.org/pub/scm/linux/kernel/git/abelvesa/linux.git clk/imx +F: Documentation/devicetree/bindings/clock/imx* +F: drivers/clk/imx/ +F: include/dt-bindings/clock/imx* NXP PF8100/PF8121A/PF8200 PMIC REGULATOR DEVICE DRIVER M: Jagan Teki <jagan@amarulasolutions.com> @@ -15136,34 +15168,17 @@ S: Maintained F: Documentation/devicetree/bindings/sound/tfa9879.txt F: sound/soc/codecs/tfa9879* -NXP/Goodix TFA989X (TFA1) DRIVER -M: Stephan Gerhold <stephan@gerhold.net> -L: alsa-devel@alsa-project.org (moderated for non-subscribers) -S: Maintained -F: Documentation/devicetree/bindings/sound/nxp,tfa989x.yaml -F: sound/soc/codecs/tfa989x.c - NXP-NCI NFC DRIVER S: Orphan F: Documentation/devicetree/bindings/net/nfc/nxp,nci.yaml F: drivers/nfc/nxp-nci -NXP i.MX 8MP DW100 V4L2 DRIVER -M: Xavier Roumegue <xavier.roumegue@oss.nxp.com> -L: linux-media@vger.kernel.org -S: Maintained -F: Documentation/devicetree/bindings/media/nxp,dw100.yaml -F: Documentation/userspace-api/media/drivers/dw100.rst -F: drivers/media/platform/nxp/dw100/ -F: include/uapi/linux/dw100.h - -NXP i.MX 8QXP/8QM JPEG V4L2 DRIVER -M: Mirela Rabulea <mirela.rabulea@nxp.com> -R: NXP Linux Team <linux-imx@nxp.com> -L: linux-media@vger.kernel.org +NXP/Goodix TFA989X (TFA1) DRIVER +M: Stephan Gerhold <stephan@gerhold.net> +L: alsa-devel@alsa-project.org (moderated for non-subscribers) S: Maintained -F: Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml -F: drivers/media/platform/nxp/imx-jpeg +F: Documentation/devicetree/bindings/sound/nxp,tfa989x.yaml +F: sound/soc/codecs/tfa989x.c NZXT-KRAKEN2 HARDWARE MONITORING DRIVER M: Jonas Malaco <jonas@protocubo.io> @@ -15689,8 +15704,8 @@ M: Rob Herring <robh+dt@kernel.org> M: Frank Rowand <frowand.list@gmail.com> L: devicetree@vger.kernel.org S: Maintained -C: irc://irc.libera.chat/devicetree W: http://www.devicetree.org/ +C: irc://irc.libera.chat/devicetree T: git git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git F: Documentation/ABI/testing/sysfs-firmware-ofw F: drivers/of/ @@ -15706,8 +15721,8 @@ M: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org> M: Conor Dooley <conor+dt@kernel.org> L: devicetree@vger.kernel.org S: Maintained -C: irc://irc.libera.chat/devicetree Q: http://patchwork.ozlabs.org/project/devicetree-bindings/list/ +C: irc://irc.libera.chat/devicetree T: git git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git F: Documentation/devicetree/ F: arch/*/boot/dts/ @@ -15720,13 +15735,6 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/ptp/ptp_ocp.c -INTEL PTP DFL ToD DRIVER -M: Tianfei Zhang <tianfei.zhang@intel.com> -L: linux-fpga@vger.kernel.org -L: netdev@vger.kernel.org -S: Maintained -F: drivers/ptp/ptp_dfl_tod.c - OPENCORES I2C BUS DRIVER M: Peter Korsgaard <peter@korsgaard.com> M: Andrew Lunn <andrew@lunn.ch> @@ -15745,8 +15753,8 @@ L: linux-openrisc@vger.kernel.org S: Maintained W: http://openrisc.io T: git https://github.com/openrisc/linux.git -F: Documentation/devicetree/bindings/openrisc/ F: Documentation/arch/openrisc/ +F: Documentation/devicetree/bindings/openrisc/ F: arch/openrisc/ F: drivers/irqchip/irq-ompic.c F: drivers/irqchip/irq-or1k-* @@ -16062,6 +16070,14 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained F: drivers/pci/controller/dwc/*layerscape* +PCI DRIVER FOR FU740 +M: Paul Walmsley <paul.walmsley@sifive.com> +M: Greentime Hu <greentime.hu@sifive.com> +L: linux-pci@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/pci/sifive,fu740-pcie.yaml +F: drivers/pci/controller/dwc/pcie-fu740.c + PCI DRIVER FOR GENERIC OF HOSTS M: Will Deacon <will@kernel.org> L: linux-pci@vger.kernel.org @@ -16082,14 +16098,6 @@ F: Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml F: Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml F: drivers/pci/controller/dwc/*imx6* -PCI DRIVER FOR FU740 -M: Paul Walmsley <paul.walmsley@sifive.com> -M: Greentime Hu <greentime.hu@sifive.com> -L: linux-pci@vger.kernel.org -S: Maintained -F: Documentation/devicetree/bindings/pci/sifive,fu740-pcie.yaml -F: drivers/pci/controller/dwc/pcie-fu740.c - PCI DRIVER FOR INTEL IXP4XX M: Linus Walleij <linus.walleij@linaro.org> S: Maintained @@ -16169,8 +16177,8 @@ M: Jingoo Han <jingoohan1@gmail.com> M: Gustavo Pimentel <gustavo.pimentel@synopsys.com> L: linux-pci@vger.kernel.org S: Maintained -F: Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml F: Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml +F: Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml F: drivers/pci/controller/dwc/*designware* PCI DRIVER FOR TI DRA7XX/J721E @@ -16190,6 +16198,14 @@ S: Maintained F: Documentation/devicetree/bindings/pci/v3-v360epc-pci.txt F: drivers/pci/controller/pci-v3-semi.c +PCI DRIVER FOR XILINX VERSAL CPM +M: Bharat Kumar Gogada <bharat.kumar.gogada@amd.com> +M: Michal Simek <michal.simek@amd.com> +L: linux-pci@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml +F: drivers/pci/controller/pcie-xilinx-cpm.c + PCI ENDPOINT SUBSYSTEM M: Lorenzo Pieralisi <lpieralisi@kernel.org> M: Krzysztof WilczyÅ„ski <kw@linux.com> @@ -16227,19 +16243,6 @@ L: linux-pci@vger.kernel.org S: Supported F: Documentation/PCI/pci-error-recovery.rst -PCI PEER-TO-PEER DMA (P2PDMA) -M: Bjorn Helgaas <bhelgaas@google.com> -M: Logan Gunthorpe <logang@deltatee.com> -L: linux-pci@vger.kernel.org -S: Supported -Q: https://patchwork.kernel.org/project/linux-pci/list/ -B: https://bugzilla.kernel.org -C: irc://irc.oftc.net/linux-pci -T: git git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git -F: Documentation/driver-api/pci/p2pdma.rst -F: drivers/pci/p2pdma.c -F: include/linux/pci-p2pdma.h - PCI MSI DRIVER FOR ALTERA MSI IP M: Joyce Ooi <joyce.ooi@intel.com> L: linux-pci@vger.kernel.org @@ -16270,6 +16273,19 @@ F: drivers/pci/controller/ F: drivers/pci/pci-bridge-emul.c F: drivers/pci/pci-bridge-emul.h +PCI PEER-TO-PEER DMA (P2PDMA) +M: Bjorn Helgaas <bhelgaas@google.com> +M: Logan Gunthorpe <logang@deltatee.com> +L: linux-pci@vger.kernel.org +S: Supported +Q: https://patchwork.kernel.org/project/linux-pci/list/ +B: https://bugzilla.kernel.org +C: irc://irc.oftc.net/linux-pci +T: git git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git +F: Documentation/driver-api/pci/p2pdma.rst +F: drivers/pci/p2pdma.c +F: include/linux/pci-p2pdma.h + PCI SUBSYSTEM M: Bjorn Helgaas <bhelgaas@google.com> L: linux-pci@vger.kernel.org @@ -16378,14 +16394,6 @@ L: linux-arm-msm@vger.kernel.org S: Maintained F: drivers/pci/controller/dwc/pcie-qcom.c -PCIE ENDPOINT DRIVER FOR QUALCOMM -M: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> -L: linux-pci@vger.kernel.org -L: linux-arm-msm@vger.kernel.org -S: Maintained -F: Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml -F: drivers/pci/controller/dwc/pcie-qcom-ep.c - PCIE DRIVER FOR ROCKCHIP M: Shawn Lin <shawn.lin@rock-chips.com> L: linux-pci@vger.kernel.org @@ -16407,13 +16415,13 @@ L: linux-pci@vger.kernel.org S: Maintained F: drivers/pci/controller/dwc/*spear* -PCI DRIVER FOR XILINX VERSAL CPM -M: Bharat Kumar Gogada <bharat.kumar.gogada@amd.com> -M: Michal Simek <michal.simek@amd.com> +PCIE ENDPOINT DRIVER FOR QUALCOMM +M: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> L: linux-pci@vger.kernel.org +L: linux-arm-msm@vger.kernel.org S: Maintained -F: Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml -F: drivers/pci/controller/pcie-xilinx-cpm.c +F: Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml +F: drivers/pci/controller/dwc/pcie-qcom-ep.c PCMCIA SUBSYSTEM M: Dominik Brodowski <linux@dominikbrodowski.net> @@ -16683,9 +16691,9 @@ R: Alim Akhtar <alim.akhtar@samsung.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) L: linux-samsung-soc@vger.kernel.org S: Maintained -C: irc://irc.libera.chat/linux-exynos Q: https://patchwork.kernel.org/project/linux-samsung-soc/list/ B: mailto:linux-samsung-soc@vger.kernel.org +C: irc://irc.libera.chat/linux-exynos T: git git://git.kernel.org/pub/scm/linux/kernel/git/pinctrl/samsung.git F: Documentation/devicetree/bindings/pinctrl/samsung,pinctrl*yaml F: drivers/pinctrl/samsung/ @@ -16747,13 +16755,6 @@ M: Logan Gunthorpe <logang@deltatee.com> S: Maintained F: drivers/dma/plx_dma.c -PM6764TR DRIVER -M: Charles Hsu <hsu.yungteng@gmail.com> -L: linux-hwmon@vger.kernel.org -S: Maintained -F: Documentation/hwmon/pm6764tr.rst -F: drivers/hwmon/pmbus/pm6764tr.c - PM-GRAPH UTILITY M: "Todd E Brandt" <todd.e.brandt@linux.intel.com> L: linux-pm@vger.kernel.org @@ -16763,6 +16764,13 @@ B: https://bugzilla.kernel.org/buglist.cgi?component=pm-graph&product=Tools T: git git://github.com/intel/pm-graph F: tools/power/pm-graph +PM6764TR DRIVER +M: Charles Hsu <hsu.yungteng@gmail.com> +L: linux-hwmon@vger.kernel.org +S: Maintained +F: Documentation/hwmon/pm6764tr.rst +F: drivers/hwmon/pmbus/pm6764tr.c + PMBUS HARDWARE MONITORING DRIVERS M: Guenter Roeck <linux@roeck-us.net> L: linux-hwmon@vger.kernel.org @@ -16843,15 +16851,6 @@ F: include/linux/pm_* F: include/linux/powercap.h F: kernel/configs/nopm.config -DYNAMIC THERMAL POWER MANAGEMENT (DTPM) -M: Daniel Lezcano <daniel.lezcano@kernel.org> -L: linux-pm@vger.kernel.org -S: Supported -B: https://bugzilla.kernel.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm -F: drivers/powercap/dtpm* -F: include/linux/dtpm.h - POWER STATE COORDINATION INTERFACE (PSCI) M: Mark Rutland <mark.rutland@arm.com> M: Lorenzo Pieralisi <lpieralisi@kernel.org> @@ -17010,8 +17009,8 @@ R: Guilherme G. Piccoli <gpiccoli@igalia.com> L: linux-hardening@vger.kernel.org S: Supported T: git git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/pstore -F: Documentation/admin-guide/ramoops.rst F: Documentation/admin-guide/pstore-blk.rst +F: Documentation/admin-guide/ramoops.rst F: Documentation/devicetree/bindings/reserved-memory/ramoops.yaml F: drivers/acpi/apei/erst.c F: drivers/firmware/efi/efi-pstore.c @@ -17160,10 +17159,10 @@ F: sound/soc/codecs/lpass-va-macro.c F: sound/soc/codecs/lpass-wsa-macro.* F: sound/soc/codecs/msm8916-wcd-analog.c F: sound/soc/codecs/msm8916-wcd-digital.c -F: sound/soc/codecs/wcd9335.* -F: sound/soc/codecs/wcd934x.c F: sound/soc/codecs/wcd-clsh-v2.* F: sound/soc/codecs/wcd-mbhc-v2.* +F: sound/soc/codecs/wcd9335.* +F: sound/soc/codecs/wcd934x.c F: sound/soc/codecs/wsa881x.c F: sound/soc/codecs/wsa883x.c F: sound/soc/qcom/ @@ -17320,14 +17319,21 @@ Q: http://patchwork.linuxtv.org/project/linux-media/list/ T: git git://linuxtv.org/anttip/media_tree.git F: drivers/media/tuners/qt1010* +QUALCOMM ATH12K WIRELESS DRIVER +M: Kalle Valo <kvalo@kernel.org> +L: ath12k@lists.infradead.org +S: Supported +T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git +F: drivers/net/wireless/ath/ath12k/ + QUALCOMM ATHEROS ATH10K WIRELESS DRIVER M: Kalle Valo <kvalo@kernel.org> L: ath10k@lists.infradead.org S: Supported W: https://wireless.wiki.kernel.org/en/users/Drivers/ath10k T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git -F: drivers/net/wireless/ath/ath10k/ F: Documentation/devicetree/bindings/net/wireless/qcom,ath10k.yaml +F: drivers/net/wireless/ath/ath10k/ QUALCOMM ATHEROS ATH11K WIRELESS DRIVER M: Kalle Valo <kvalo@kernel.org> @@ -17337,13 +17343,6 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git F: Documentation/devicetree/bindings/net/wireless/qcom,ath11k.yaml F: drivers/net/wireless/ath/ath11k/ -QUALCOMM ATH12K WIRELESS DRIVER -M: Kalle Valo <kvalo@kernel.org> -L: ath12k@lists.infradead.org -S: Supported -T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git -F: drivers/net/wireless/ath/ath12k/ - QUALCOMM ATHEROS ATH9K WIRELESS DRIVER M: Toke Høiland-Jørgensen <toke@toke.dk> L: linux-wireless@vger.kernel.org @@ -17440,8 +17439,8 @@ F: include/uapi/misc/fastrpc.h QUALCOMM HEXAGON ARCHITECTURE M: Brian Cain <bcain@quicinc.com> L: linux-hexagon@vger.kernel.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/bcain/linux.git S: Supported +T: git git://git.kernel.org/pub/scm/linux/kernel/git/bcain/linux.git F: arch/hexagon/ QUALCOMM HIDMA DRIVER @@ -17563,9 +17562,9 @@ M: Christian König <christian.koenig@amd.com> M: Pan, Xinhui <Xinhui.Pan@amd.com> L: amd-gfx@lists.freedesktop.org S: Supported -T: git https://gitlab.freedesktop.org/agd5f/linux.git B: https://gitlab.freedesktop.org/drm/amd/-/issues C: irc://irc.oftc.net/radeon +T: git https://gitlab.freedesktop.org/agd5f/linux.git F: Documentation/gpu/amdgpu/ F: drivers/gpu/drm/amd/ F: drivers/gpu/drm/radeon/ @@ -17653,8 +17652,8 @@ F: arch/mips/generic/board-ranchu.c RANDOM NUMBER DRIVER M: "Theodore Ts'o" <tytso@mit.edu> M: Jason A. Donenfeld <Jason@zx2c4.com> -T: git https://git.kernel.org/pub/scm/linux/kernel/git/crng/random.git S: Maintained +T: git https://git.kernel.org/pub/scm/linux/kernel/git/crng/random.git F: drivers/char/random.c F: drivers/virt/vmgenid.c @@ -17688,8 +17687,8 @@ T: git git://linuxtv.org/media_tree.git F: Documentation/driver-api/media/rc-core.rst F: Documentation/userspace-api/media/rc/ F: drivers/media/rc/ -F: include/media/rc-map.h F: include/media/rc-core.h +F: include/media/rc-map.h F: include/uapi/linux/lirc.h RCMM REMOTE CONTROLS DECODER @@ -17806,6 +17805,14 @@ F: include/linux/rtc/ F: include/uapi/linux/rtc.h F: tools/testing/selftests/rtc/ +Real-time Linux Analysis (RTLA) tools +M: Daniel Bristot de Oliveira <bristot@kernel.org> +M: Steven Rostedt <rostedt@goodmis.org> +L: linux-trace-devel@vger.kernel.org +S: Maintained +F: Documentation/tools/rtla/ +F: tools/tracing/rtla/ + REALTEK AUDIO CODECS M: Oder Chiou <oder_chiou@realtek.com> S: Maintained @@ -17929,6 +17936,14 @@ S: Maintained F: Documentation/devicetree/bindings/sound/renesas,idt821034.yaml F: sound/soc/codecs/idt821034.c +RENESAS R-CAR GEN3 & RZ/N1 NAND CONTROLLER DRIVER +M: Miquel Raynal <miquel.raynal@bootlin.com> +L: linux-mtd@lists.infradead.org +L: linux-renesas-soc@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/mtd/renesas-nandc.yaml +F: drivers/mtd/nand/raw/renesas-nand-controller.c + RENESAS R-CAR GYROADC DRIVER M: Marek Vasut <marek.vasut@gmail.com> L: linux-iio@vger.kernel.org @@ -17947,9 +17962,9 @@ F: drivers/i2c/busses/i2c-sh_mobile.c RENESAS R-CAR SATA DRIVER R: Sergey Shtylyov <s.shtylyov@omp.ru> -S: Supported L: linux-ide@vger.kernel.org L: linux-renesas-soc@vger.kernel.org +S: Supported F: Documentation/devicetree/bindings/ata/renesas,rcar-sata.yaml F: drivers/ata/sata_rcar.c @@ -17969,12 +17984,6 @@ S: Supported F: Documentation/devicetree/bindings/i2c/renesas,riic.yaml F: drivers/i2c/busses/i2c-riic.c -RENESAS USB PHY DRIVER -M: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> -L: linux-renesas-soc@vger.kernel.org -S: Maintained -F: drivers/phy/renesas/phy-rcar-gen3-usb*.c - RENESAS RZ/G2L A/D DRIVER M: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> L: linux-iio@vger.kernel.org @@ -18020,13 +18029,11 @@ S: Maintained F: Documentation/devicetree/bindings/usb/renesas,rzn1-usbf.yaml F: drivers/usb/gadget/udc/renesas_usbf.c -RENESAS R-CAR GEN3 & RZ/N1 NAND CONTROLLER DRIVER -M: Miquel Raynal <miquel.raynal@bootlin.com> -L: linux-mtd@lists.infradead.org +RENESAS USB PHY DRIVER +M: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> L: linux-renesas-soc@vger.kernel.org S: Maintained -F: Documentation/devicetree/bindings/mtd/renesas-nandc.yaml -F: drivers/mtd/nand/raw/renesas-nand-controller.c +F: drivers/phy/renesas/phy-rcar-gen3-usb*.c RENESAS VERSACLOCK 7 CLOCK DRIVER M: Alex Helms <alexander.helms.jy@renesas.com> @@ -18094,15 +18101,6 @@ S: Maintained F: drivers/mtd/nand/raw/r852.c F: drivers/mtd/nand/raw/r852.h -RISC-V PMU DRIVERS -M: Atish Patra <atishp@atishpatra.org> -R: Anup Patel <anup@brainfault.org> -L: linux-riscv@lists.infradead.org -S: Supported -F: drivers/perf/riscv_pmu.c -F: drivers/perf/riscv_pmu_legacy.c -F: drivers/perf/riscv_pmu_sbi.c - RISC-V ARCHITECTURE M: Paul Walmsley <paul.walmsley@sifive.com> M: Palmer Dabbelt <palmer@dabbelt.com> @@ -18155,6 +18153,15 @@ T: git https://git.kernel.org/pub/scm/linux/kernel/git/conor/linux.git/ F: Documentation/devicetree/bindings/riscv/ F: arch/riscv/boot/dts/ +RISC-V PMU DRIVERS +M: Atish Patra <atishp@atishpatra.org> +R: Anup Patel <anup@brainfault.org> +L: linux-riscv@lists.infradead.org +S: Supported +F: drivers/perf/riscv_pmu.c +F: drivers/perf/riscv_pmu_legacy.c +F: drivers/perf/riscv_pmu_sbi.c + RNBD BLOCK DRIVERS M: Md. Haris Iqbal <haris.iqbal@ionos.com> M: Jack Wang <jinpu.wang@ionos.com> @@ -18459,14 +18466,6 @@ F: drivers/s390/net/*iucv* F: include/net/iucv/ F: net/iucv/ -S390 NETWORK DRIVERS -M: Alexandra Winter <wintera@linux.ibm.com> -M: Wenjia Zhang <wenjia@linux.ibm.com> -L: linux-s390@vger.kernel.org -L: netdev@vger.kernel.org -S: Supported -F: drivers/s390/net/ - S390 MM M: Alexander Gordeev <agordeev@linux.ibm.com> M: Gerald Schaefer <gerald.schaefer@linux.ibm.com> @@ -18476,14 +18475,22 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git F: arch/s390/include/asm/pgtable.h F: arch/s390/mm +S390 NETWORK DRIVERS +M: Alexandra Winter <wintera@linux.ibm.com> +M: Wenjia Zhang <wenjia@linux.ibm.com> +L: linux-s390@vger.kernel.org +L: netdev@vger.kernel.org +S: Supported +F: drivers/s390/net/ + S390 PCI SUBSYSTEM M: Niklas Schnelle <schnelle@linux.ibm.com> M: Gerald Schaefer <gerald.schaefer@linux.ibm.com> L: linux-s390@vger.kernel.org S: Supported +F: Documentation/s390/pci.rst F: arch/s390/pci/ F: drivers/pci/hotplug/s390_pci_hpc.c -F: Documentation/s390/pci.rst S390 SCM DRIVER M: Vineeth Vijayan <vneethv@linux.ibm.com> @@ -18916,6 +18923,13 @@ L: linux-mmc@vger.kernel.org S: Supported F: drivers/mmc/host/sdhci-of-at91.c +SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) NXP i.MX DRIVER +M: Haibo Chen <haibo.chen@nxp.com> +L: linux-imx@nxp.com +L: linux-mmc@vger.kernel.org +S: Maintained +F: drivers/mmc/host/sdhci-esdhc-imx.c + SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) SAMSUNG DRIVER M: Ben Dooks <ben-linux@fluff.org> M: Jaehoon Chung <jh80.chung@samsung.com> @@ -18935,13 +18949,6 @@ L: linux-mmc@vger.kernel.org S: Maintained F: drivers/mmc/host/sdhci-omap.c -SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) NXP i.MX DRIVER -M: Haibo Chen <haibo.chen@nxp.com> -L: linux-imx@nxp.com -L: linux-mmc@vger.kernel.org -S: Maintained -F: drivers/mmc/host/sdhci-esdhc-imx.c - SECURE ENCRYPTING DEVICE (SED) OPAL DRIVER M: Jonathan Derrick <jonathan.derrick@linux.dev> L: linux-block@vger.kernel.org @@ -18951,6 +18958,15 @@ F: block/sed* F: include/linux/sed* F: include/uapi/linux/sed* +SECURE MONITOR CALL(SMC) CALLING CONVENTION (SMCCC) +M: Mark Rutland <mark.rutland@arm.com> +M: Lorenzo Pieralisi <lpieralisi@kernel.org> +M: Sudeep Holla <sudeep.holla@arm.com> +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +S: Maintained +F: drivers/firmware/smccc/ +F: include/linux/arm-smccc.h + SECURITY CONTACT M: Security Officers <security@kernel.org> S: Supported @@ -19400,15 +19416,6 @@ M: Nicolas Pitre <nico@fluxnic.net> S: Odd Fixes F: drivers/net/ethernet/smsc/smc91x.* -SECURE MONITOR CALL(SMC) CALLING CONVENTION (SMCCC) -M: Mark Rutland <mark.rutland@arm.com> -M: Lorenzo Pieralisi <lpieralisi@kernel.org> -M: Sudeep Holla <sudeep.holla@arm.com> -L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) -S: Maintained -F: drivers/firmware/smccc/ -F: include/linux/arm-smccc.h - SMM665 HARDWARE MONITOR DRIVER M: Guenter Roeck <linux@roeck-us.net> L: linux-hwmon@vger.kernel.org @@ -19456,6 +19463,10 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/net/ethernet/smsc/smsc9420.* +SNET DPU VIRTIO DATA PATH ACCELERATOR +R: Alvaro Karsz <alvaro.karsz@solid-run.com> +F: drivers/vdpa/solidrun/ + SOCIONEXT (SNI) AVE NETWORK DRIVER M: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> L: netdev@vger.kernel.org @@ -19725,6 +19736,13 @@ F: include/uapi/sound/ F: sound/ F: tools/testing/selftests/alsa +SOUND - ALSA SELFTESTS +M: Mark Brown <broonie@kernel.org> +L: alsa-devel@alsa-project.org (moderated for non-subscribers) +L: linux-kselftest@vger.kernel.org +S: Supported +F: tools/testing/selftests/alsa + SOUND - COMPRESSED AUDIO M: Vinod Koul <vkoul@kernel.org> L: alsa-devel@alsa-project.org (moderated for non-subscribers) @@ -19743,13 +19761,6 @@ F: include/sound/dmaengine_pcm.h F: sound/core/pcm_dmaengine.c F: sound/soc/soc-generic-dmaengine-pcm.c -SOUND - ALSA SELFTESTS -M: Mark Brown <broonie@kernel.org> -L: alsa-devel@alsa-project.org (moderated for non-subscribers) -L: linux-kselftest@vger.kernel.org -S: Supported -F: tools/testing/selftests/alsa - SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEMENT (ASoC) M: Liam Girdwood <lgirdwood@gmail.com> M: Mark Brown <broonie@kernel.org> @@ -19769,8 +19780,8 @@ M: Liam Girdwood <lgirdwood@gmail.com> M: Peter Ujfalusi <peter.ujfalusi@linux.intel.com> M: Bard Liao <yung-chuan.liao@linux.intel.com> M: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> -R: Kai Vehmanen <kai.vehmanen@linux.intel.com> M: Daniel Baluta <daniel.baluta@nxp.com> +R: Kai Vehmanen <kai.vehmanen@linux.intel.com> L: sound-open-firmware@alsa-project.org (moderated for non-subscribers) S: Supported W: https://github.com/thesofproject/linux/ @@ -19832,9 +19843,9 @@ M: "Luc Van Oostenryck" <luc.vanoostenryck@gmail.com> L: linux-sparse@vger.kernel.org S: Maintained W: https://sparse.docs.kernel.org/ -T: git git://git.kernel.org/pub/scm/devel/sparse/sparse.git Q: https://patchwork.kernel.org/project/linux-sparse/list/ B: https://bugzilla.kernel.org/enter_bug.cgi?component=Sparse&product=Tools +T: git git://git.kernel.org/pub/scm/devel/sparse/sparse.git F: include/linux/compiler.h SPEAKUP CONSOLE SPEECH DRIVER @@ -20203,6 +20214,11 @@ W: http://www.stlinux.com F: Documentation/networking/device_drivers/ethernet/stmicro/ F: drivers/net/ethernet/stmicro/stmmac/ +SUN HAPPY MEAL ETHERNET DRIVER +M: Sean Anderson <seanga2@gmail.com> +S: Maintained +F: drivers/net/ethernet/sun/sunhme.* + SUN3/3X M: Sam Creasey <sammy@sammy.net> S: Maintained @@ -20225,11 +20241,6 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/net/ethernet/dlink/sundance.c -SUN HAPPY MEAL ETHERNET DRIVER -M: Sean Anderson <seanga2@gmail.com> -S: Maintained -F: drivers/net/ethernet/sun/sunhme.* - SUNPLUS ETHERNET DRIVER M: Wells Lu <wellslutw@gmail.com> L: netdev@vger.kernel.org @@ -20251,15 +20262,6 @@ S: Maintained F: Documentation/devicetree/bindings/nvmem/sunplus,sp7021-ocotp.yaml F: drivers/nvmem/sunplus-ocotp.c -SUNPLUS USB2 PHY DRIVER -M: Vincent Shih <vincent.sunplus@gmail.com> -L: linux-usb@vger.kernel.org -S: Maintained -F: Documentation/devicetree/bindings/phy/sunplus,sp7021-usb2-phy.yaml -F: drivers/phy/sunplus/Kconfig -F: drivers/phy/sunplus/Makefile -F: drivers/phy/sunplus/phy-sunplus-usb2.c - SUNPLUS PWM DRIVER M: Hammer Hsieh <hammerh0314@gmail.com> S: Maintained @@ -20286,6 +20288,15 @@ S: Maintained F: Documentation/devicetree/bindings/serial/sunplus,sp7021-uart.yaml F: drivers/tty/serial/sunplus-uart.c +SUNPLUS USB2 PHY DRIVER +M: Vincent Shih <vincent.sunplus@gmail.com> +L: linux-usb@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/phy/sunplus,sp7021-usb2-phy.yaml +F: drivers/phy/sunplus/Kconfig +F: drivers/phy/sunplus/Makefile +F: drivers/phy/sunplus/phy-sunplus-usb2.c + SUNPLUS WATCHDOG DRIVER M: Xiantao Hu <xt.hu@cqplus1.com> L: linux-watchdog@vger.kernel.org @@ -20697,6 +20708,14 @@ F: include/linux/if_team.h F: include/uapi/linux/if_team.h F: tools/testing/selftests/drivers/net/team/ +TECHNICAL ADVISORY BOARD PROCESS DOCS +M: "Theodore Ts'o" <tytso@mit.edu> +M: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +L: tech-board-discuss@lists.linux-foundation.org +S: Maintained +F: Documentation/process/contribution-maturity-model.rst +F: Documentation/process/researcher-guidelines.rst + TECHNOLOGIC SYSTEMS TS-5500 PLATFORM SUPPORT M: "Savoir-faire Linux Inc." <kernel@savoirfairelinux.com> S: Maintained @@ -20776,6 +20795,14 @@ M: Thierry Reding <thierry.reding@gmail.com> S: Supported F: drivers/pwm/pwm-tegra.c +TEGRA QUAD SPI DRIVER +M: Thierry Reding <thierry.reding@gmail.com> +M: Jonathan Hunter <jonathanh@nvidia.com> +M: Sowjanya Komatineni <skomatineni@nvidia.com> +L: linux-tegra@vger.kernel.org +S: Maintained +F: drivers/spi/spi-tegra210-quad.c + TEGRA SERIAL DRIVER M: Laxman Dewangan <ldewangan@nvidia.com> S: Supported @@ -20786,14 +20813,6 @@ M: Laxman Dewangan <ldewangan@nvidia.com> S: Supported F: drivers/spi/spi-tegra* -TEGRA QUAD SPI DRIVER -M: Thierry Reding <thierry.reding@gmail.com> -M: Jonathan Hunter <jonathanh@nvidia.com> -M: Sowjanya Komatineni <skomatineni@nvidia.com> -L: linux-tegra@vger.kernel.org -S: Maintained -F: drivers/spi/spi-tegra210-quad.c - TEGRA VIDEO DRIVER M: Thierry Reding <thierry.reding@gmail.com> M: Jonathan Hunter <jonathanh@nvidia.com> @@ -20842,13 +20861,6 @@ S: Maintained F: Documentation/devicetree/bindings/sound/davinci-mcasp-audio.yaml F: sound/soc/ti/ -TEXAS INSTRUMENTS' DAC7612 DAC DRIVER -M: Ricardo Ribalda <ribalda@kernel.org> -L: linux-iio@vger.kernel.org -S: Supported -F: Documentation/devicetree/bindings/iio/dac/ti,dac7612.yaml -F: drivers/iio/dac/ti-dac7612.c - TEXAS INSTRUMENTS DMA DRIVERS M: Peter Ujfalusi <peter.ujfalusi@gmail.com> L: dmaengine@vger.kernel.org @@ -20857,10 +20869,26 @@ F: Documentation/devicetree/bindings/dma/ti-dma-crossbar.txt F: Documentation/devicetree/bindings/dma/ti-edma.txt F: Documentation/devicetree/bindings/dma/ti/ F: drivers/dma/ti/ -X: drivers/dma/ti/cppi41.c +F: include/linux/dma/k3-psil.h F: include/linux/dma/k3-udma-glue.h F: include/linux/dma/ti-cppi5.h -F: include/linux/dma/k3-psil.h +X: drivers/dma/ti/cppi41.c + +TEXAS INSTRUMENTS TPS23861 PoE PSE DRIVER +M: Robert Marko <robert.marko@sartura.hr> +M: Luka Perkov <luka.perkov@sartura.hr> +L: linux-hwmon@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/hwmon/ti,tps23861.yaml +F: Documentation/hwmon/tps23861.rst +F: drivers/hwmon/tps23861.c + +TEXAS INSTRUMENTS' DAC7612 DAC DRIVER +M: Ricardo Ribalda <ribalda@kernel.org> +L: linux-iio@vger.kernel.org +S: Supported +F: Documentation/devicetree/bindings/iio/dac/ti,dac7612.yaml +F: drivers/iio/dac/ti-dac7612.c TEXAS INSTRUMENTS' SYSTEM CONTROL INTERFACE (TISCI) PROTOCOL DRIVER M: Nishanth Menon <nm@ti.com> @@ -20886,15 +20914,6 @@ F: include/dt-bindings/soc/ti,sci_pm_domain.h F: include/linux/soc/ti/ti_sci_inta_msi.h F: include/linux/soc/ti/ti_sci_protocol.h -TEXAS INSTRUMENTS TPS23861 PoE PSE DRIVER -M: Robert Marko <robert.marko@sartura.hr> -M: Luka Perkov <luka.perkov@sartura.hr> -L: linux-hwmon@vger.kernel.org -S: Maintained -F: Documentation/devicetree/bindings/hwmon/ti,tps23861.yaml -F: Documentation/hwmon/tps23861.rst -F: drivers/hwmon/tps23861.c - TEXAS INSTRUMENTS' TMP117 TEMPERATURE SENSOR DRIVER M: Puranjay Mohan <puranjay12@gmail.com> L: linux-iio@vger.kernel.org @@ -21371,8 +21390,8 @@ M: Steven Rostedt <rostedt@goodmis.org> M: Masami Hiramatsu <mhiramat@kernel.org> L: linux-kernel@vger.kernel.org L: linux-trace-kernel@vger.kernel.org -Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/ S: Maintained +Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git F: Documentation/trace/* F: fs/tracefs/ @@ -21400,31 +21419,15 @@ TRACING OS NOISE / LATENCY TRACERS M: Steven Rostedt <rostedt@goodmis.org> M: Daniel Bristot de Oliveira <bristot@kernel.org> S: Maintained -F: kernel/trace/trace_osnoise.c +F: Documentation/trace/hwlat_detector.rst +F: Documentation/trace/osnoise-tracer.rst +F: Documentation/trace/timerlat-tracer.rst +F: arch/*/kernel/trace.c F: include/trace/events/osnoise.h F: kernel/trace/trace_hwlat.c F: kernel/trace/trace_irqsoff.c +F: kernel/trace/trace_osnoise.c F: kernel/trace/trace_sched_wakeup.c -F: Documentation/trace/osnoise-tracer.rst -F: Documentation/trace/timerlat-tracer.rst -F: Documentation/trace/hwlat_detector.rst -F: arch/*/kernel/trace.c - -Real-time Linux Analysis (RTLA) tools -M: Daniel Bristot de Oliveira <bristot@kernel.org> -M: Steven Rostedt <rostedt@goodmis.org> -L: linux-trace-devel@vger.kernel.org -S: Maintained -F: Documentation/tools/rtla/ -F: tools/tracing/rtla/ - -TECHNICAL ADVISORY BOARD PROCESS DOCS -M: "Theodore Ts'o" <tytso@mit.edu> -M: Greg Kroah-Hartman <gregkh@linuxfoundation.org> -L: tech-board-discuss@lists.linux-foundation.org -S: Maintained -F: Documentation/process/researcher-guidelines.rst -F: Documentation/process/contribution-maturity-model.rst TRADITIONAL CHINESE DOCUMENTATION M: Hu Haowen <src.res@email.cn> @@ -21782,8 +21785,8 @@ USB ISP1760 DRIVER M: Rui Miguel Silva <rui.silva@linaro.org> L: linux-usb@vger.kernel.org S: Maintained -F: drivers/usb/isp1760/* F: Documentation/devicetree/bindings/usb/nxp,isp1760.yaml +F: drivers/usb/isp1760/* USB LAN78XX ETHERNET DRIVER M: Woojung Huh <woojung.huh@microchip.com> @@ -21854,6 +21857,13 @@ L: linux-usb@vger.kernel.org S: Supported F: drivers/usb/class/usblp.c +USB QMI WWAN NETWORK DRIVER +M: Bjørn Mork <bjorn@mork.no> +L: netdev@vger.kernel.org +S: Maintained +F: Documentation/ABI/testing/sysfs-class-net-qmi +F: drivers/net/usb/qmi_wwan.c + USB RAW GADGET DRIVER R: Andrey Konovalov <andreyknvl@gmail.com> L: linux-usb@vger.kernel.org @@ -21862,13 +21872,6 @@ F: Documentation/usb/raw-gadget.rst F: drivers/usb/gadget/legacy/raw_gadget.c F: include/uapi/linux/usb/raw_gadget.h -USB QMI WWAN NETWORK DRIVER -M: Bjørn Mork <bjorn@mork.no> -L: netdev@vger.kernel.org -S: Maintained -F: Documentation/ABI/testing/sysfs-class-net-qmi -F: drivers/net/usb/qmi_wwan.c - USB RTL8150 DRIVER M: Petko Manolov <petkan@nucleusys.com> L: linux-usb@vger.kernel.org @@ -22120,6 +22123,12 @@ F: drivers/vfio/mdev/ F: include/linux/mdev.h F: samples/vfio-mdev/ +VFIO MLX5 PCI DRIVER +M: Yishai Hadas <yishaih@nvidia.com> +L: kvm@vger.kernel.org +S: Maintained +F: drivers/vfio/pci/mlx5/ + VFIO PCI DEVICE SPECIFIC DRIVERS R: Jason Gunthorpe <jgg@nvidia.com> R: Yishai Hadas <yishaih@nvidia.com> @@ -22136,12 +22145,6 @@ L: kvm@vger.kernel.org S: Maintained F: drivers/vfio/platform/ -VFIO MLX5 PCI DRIVER -M: Yishai Hadas <yishaih@nvidia.com> -L: kvm@vger.kernel.org -S: Maintained -F: drivers/vfio/pci/mlx5/ - VGA_SWITCHEROO R: Lukas Wunner <lukas@wunner.de> S: Maintained @@ -22151,8 +22154,8 @@ F: drivers/gpu/vga/vga_switcheroo.c F: include/linux/vga_switcheroo.h VIA RHINE NETWORK DRIVER -S: Maintained M: Kevin Brace <kevinbrace@bracecomputerlab.com> +S: Maintained F: drivers/net/ethernet/via/via-rhine.c VIA SD/MMC CARD CONTROLLER DRIVER @@ -22204,6 +22207,14 @@ S: Maintained F: drivers/media/common/videobuf2/* F: include/media/videobuf2-* +VIDTV VIRTUAL DIGITAL TV DRIVER +M: Daniel W. S. Almeida <dwlsalmeida@gmail.com> +L: linux-media@vger.kernel.org +S: Maintained +W: https://linuxtv.org +T: git git://linuxtv.org/media_tree.git +F: drivers/media/test-drivers/vidtv/* + VIMC VIRTUAL MEDIA CONTROLLER DRIVER M: Shuah Khan <skhan@linuxfoundation.org> R: Kieran Bingham <kieran.bingham@ideasonboard.com> @@ -22233,6 +22244,16 @@ F: include/uapi/linux/virtio_vsock.h F: net/vmw_vsock/virtio_transport.c F: net/vmw_vsock/virtio_transport_common.c +VIRTIO BALLOON +M: "Michael S. Tsirkin" <mst@redhat.com> +M: David Hildenbrand <david@redhat.com> +L: virtualization@lists.linux-foundation.org +S: Maintained +F: drivers/virtio/virtio_balloon.c +F: include/linux/balloon_compaction.h +F: include/uapi/linux/virtio_balloon.h +F: mm/balloon_compaction.c + VIRTIO BLOCK AND SCSI DRIVERS M: "Michael S. Tsirkin" <mst@redhat.com> M: Jason Wang <jasowang@redhat.com> @@ -22275,30 +22296,6 @@ F: include/linux/vringh.h F: include/uapi/linux/virtio_*.h F: tools/virtio/ -VISL VIRTUAL STATELESS DECODER DRIVER -M: Daniel Almeida <daniel.almeida@collabora.com> -L: linux-media@vger.kernel.org -S: Supported -F: drivers/media/test-drivers/visl - -IFCVF VIRTIO DATA PATH ACCELERATOR -R: Zhu Lingshan <lingshan.zhu@intel.com> -F: drivers/vdpa/ifcvf/ - -SNET DPU VIRTIO DATA PATH ACCELERATOR -R: Alvaro Karsz <alvaro.karsz@solid-run.com> -F: drivers/vdpa/solidrun/ - -VIRTIO BALLOON -M: "Michael S. Tsirkin" <mst@redhat.com> -M: David Hildenbrand <david@redhat.com> -L: virtualization@lists.linux-foundation.org -S: Maintained -F: drivers/virtio/virtio_balloon.c -F: include/uapi/linux/virtio_balloon.h -F: include/linux/balloon_compaction.h -F: mm/balloon_compaction.c - VIRTIO CRYPTO DRIVER M: Gonglei <arei.gonglei@huawei.com> L: virtualization@lists.linux-foundation.org @@ -22359,11 +22356,20 @@ L: virtualization@lists.linux-foundation.org L: netdev@vger.kernel.org S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git -F: kernel/vhost_task.c F: drivers/vhost/ F: include/linux/sched/vhost_task.h F: include/linux/vhost_iotlb.h F: include/uapi/linux/vhost.h +F: kernel/vhost_task.c + +VIRTIO I2C DRIVER +M: Conghui Chen <conghui.chen@intel.com> +M: Viresh Kumar <viresh.kumar@linaro.org> +L: linux-i2c@vger.kernel.org +L: virtualization@lists.linux-foundation.org +S: Maintained +F: drivers/i2c/busses/i2c-virtio.c +F: include/uapi/linux/virtio_i2c.h VIRTIO INPUT DRIVER M: Gerd Hoffmann <kraxel@redhat.com> @@ -22386,6 +22392,13 @@ W: https://virtio-mem.gitlab.io/ F: drivers/virtio/virtio_mem.c F: include/uapi/linux/virtio_mem.h +VIRTIO PMEM DRIVER +M: Pankaj Gupta <pankaj.gupta.linux@gmail.com> +L: virtualization@lists.linux-foundation.org +S: Maintained +F: drivers/nvdimm/nd_virtio.c +F: drivers/nvdimm/virtio_pmem.c + VIRTIO SOUND DRIVER M: Anton Yakovlev <anton.yakovlev@opensynergy.com> M: "Michael S. Tsirkin" <mst@redhat.com> @@ -22395,22 +22408,6 @@ S: Maintained F: include/uapi/linux/virtio_snd.h F: sound/virtio/* -VIRTIO I2C DRIVER -M: Conghui Chen <conghui.chen@intel.com> -M: Viresh Kumar <viresh.kumar@linaro.org> -L: linux-i2c@vger.kernel.org -L: virtualization@lists.linux-foundation.org -S: Maintained -F: drivers/i2c/busses/i2c-virtio.c -F: include/uapi/linux/virtio_i2c.h - -VIRTIO PMEM DRIVER -M: Pankaj Gupta <pankaj.gupta.linux@gmail.com> -L: virtualization@lists.linux-foundation.org -S: Maintained -F: drivers/nvdimm/virtio_pmem.c -F: drivers/nvdimm/nd_virtio.c - VIRTUAL BOX GUEST DEVICE DRIVER M: Hans de Goede <hdegoede@redhat.com> M: Arnd Bergmann <arnd@arndb.de> @@ -22432,6 +22429,12 @@ S: Maintained F: drivers/input/serio/userio.c F: include/uapi/linux/userio.h +VISL VIRTUAL STATELESS DECODER DRIVER +M: Daniel Almeida <daniel.almeida@collabora.com> +L: linux-media@vger.kernel.org +S: Supported +F: drivers/media/test-drivers/visl + VIVID VIRTUAL VIDEO DRIVER M: Hans Verkuil <hverkuil@xs4all.nl> L: linux-media@vger.kernel.org @@ -22440,14 +22443,6 @@ W: https://linuxtv.org T: git git://linuxtv.org/media_tree.git F: drivers/media/test-drivers/vivid/* -VIDTV VIRTUAL DIGITAL TV DRIVER -M: Daniel W. S. Almeida <dwlsalmeida@gmail.com> -L: linux-media@vger.kernel.org -S: Maintained -W: https://linuxtv.org -T: git git://linuxtv.org/media_tree.git -F: drivers/media/test-drivers/vidtv/* - VLYNQ BUS M: Florian Fainelli <f.fainelli@gmail.com> L: openwrt-devel@lists.openwrt.org (subscribers-only) @@ -22455,16 +22450,6 @@ S: Maintained F: drivers/vlynq/vlynq.c F: include/linux/vlynq.h -VME SUBSYSTEM -M: Martyn Welch <martyn@welchs.me.uk> -M: Manohar Vanga <manohar.vanga@gmail.com> -M: Greg Kroah-Hartman <gregkh@linuxfoundation.org> -L: linux-kernel@vger.kernel.org -S: Odd fixes -T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git -F: Documentation/driver-api/vme.rst -F: drivers/staging/vme_user/ - VM SOCKETS (AF_VSOCK) M: Stefano Garzarella <sgarzare@redhat.com> L: virtualization@lists.linux-foundation.org @@ -22478,6 +22463,28 @@ F: include/uapi/linux/vsockmon.h F: net/vmw_vsock/ F: tools/testing/vsock/ +VMALLOC +M: Andrew Morton <akpm@linux-foundation.org> +R: Uladzislau Rezki <urezki@gmail.com> +R: Christoph Hellwig <hch@infradead.org> +R: Lorenzo Stoakes <lstoakes@gmail.com> +L: linux-mm@kvack.org +S: Maintained +W: http://www.linux-mm.org +T: git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm +F: include/linux/vmalloc.h +F: mm/vmalloc.c + +VME SUBSYSTEM +M: Martyn Welch <martyn@welchs.me.uk> +M: Manohar Vanga <manohar.vanga@gmail.com> +M: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +L: linux-kernel@vger.kernel.org +S: Odd fixes +T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git +F: Documentation/driver-api/vme.rst +F: drivers/staging/vme_user/ + VMWARE BALLOON DRIVER M: Nadav Amit <namit@vmware.com> R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> @@ -22659,9 +22666,9 @@ F: drivers/input/tablet/wacom_serial4.c WANGXUN ETHERNET DRIVER M: Jiawen Wu <jiawenwu@trustnetic.com> M: Mengyuan Lou <mengyuanlou@net-swift.com> -W: https://www.net-swift.com L: netdev@vger.kernel.org S: Maintained +W: https://www.net-swift.com F: Documentation/networking/device_drivers/ethernet/wangxun/* F: drivers/net/ethernet/wangxun/ @@ -22676,8 +22683,8 @@ F: Documentation/devicetree/bindings/watchdog/ F: Documentation/watchdog/ F: drivers/watchdog/ F: include/linux/watchdog.h -F: include/uapi/linux/watchdog.h F: include/trace/events/watchdog.h +F: include/uapi/linux/watchdog.h WHISKEYCOVE PMIC GPIO DRIVER M: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com> @@ -22834,8 +22841,8 @@ R: "H. Peter Anvin" <hpa@zytor.com> L: linux-kernel@vger.kernel.org S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/core -F: Documentation/devicetree/bindings/x86/ F: Documentation/arch/x86/ +F: Documentation/devicetree/bindings/x86/ F: arch/x86/ X86 ENTRY CODE @@ -22966,6 +22973,8 @@ M: John Fastabend <john.fastabend@gmail.com> L: netdev@vger.kernel.org L: bpf@vger.kernel.org S: Supported +F: drivers/net/ethernet/*/*/*/*/*xdp* +F: drivers/net/ethernet/*/*/*xdp* F: include/net/xdp.h F: include/net/xdp_priv.h F: include/trace/events/xdp.h @@ -22973,10 +22982,8 @@ F: kernel/bpf/cpumap.c F: kernel/bpf/devmap.c F: net/core/xdp.c F: samples/bpf/xdp* -F: tools/testing/selftests/bpf/*xdp* F: tools/testing/selftests/bpf/*/*xdp* -F: drivers/net/ethernet/*/*/*/*/*xdp* -F: drivers/net/ethernet/*/*/*xdp* +F: tools/testing/selftests/bpf/*xdp* K: (?:\b|_)xdp(?:\b|_) XDP SOCKETS (AF_XDP) @@ -22988,11 +22995,11 @@ L: netdev@vger.kernel.org L: bpf@vger.kernel.org S: Maintained F: Documentation/networking/af_xdp.rst +F: include/net/netns/xdp.h F: include/net/xdp_sock* F: include/net/xsk_buff_pool.h F: include/uapi/linux/if_xdp.h F: include/uapi/linux/xdp_diag.h -F: include/net/netns/xdp.h F: net/xdp/ F: tools/testing/selftests/bpf/*xsk* @@ -23094,11 +23101,11 @@ F: include/xen/arm/swiotlb-xen.h F: include/xen/swiotlb-xen.h XFS FILESYSTEM -C: irc://irc.oftc.net/xfs M: Darrick J. Wong <djwong@kernel.org> L: linux-xfs@vger.kernel.org S: Supported W: http://xfs.org/ +C: irc://irc.oftc.net/xfs T: git git://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git F: Documentation/ABI/testing/sysfs-fs-xfs F: Documentation/admin-guide/xfs.rst @@ -23128,16 +23135,28 @@ S: Maintained F: Documentation/devicetree/bindings/net/can/xilinx,can.yaml F: drivers/net/can/xilinx_can.c +XILINX EVENT MANAGEMENT DRIVER +M: Abhyuday Godhasara <abhyuday.godhasara@xilinx.com> +S: Maintained +F: drivers/soc/xilinx/xlnx_event_manager.c +F: include/linux/firmware/xlnx-event-manager.h + XILINX GPIO DRIVER M: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> R: Srinivas Neeli <srinivas.neeli@xilinx.com> R: Michal Simek <michal.simek@amd.com> S: Maintained -F: Documentation/devicetree/bindings/gpio/xlnx,gpio-xilinx.yaml F: Documentation/devicetree/bindings/gpio/gpio-zynq.yaml +F: Documentation/devicetree/bindings/gpio/xlnx,gpio-xilinx.yaml F: drivers/gpio/gpio-xilinx.c F: drivers/gpio/gpio-zynq.c +XILINX PWM DRIVER +M: Sean Anderson <sean.anderson@seco.com> +S: Maintained +F: drivers/pwm/pwm-xilinx.c +F: include/clocksource/timer-xilinx.h + XILINX SD-FEC IP CORES M: Derek Kiernan <derek.kiernan@xilinx.com> M: Dragan Cvetic <dragan.cvetic@xilinx.com> @@ -23149,12 +23168,6 @@ F: drivers/misc/Makefile F: drivers/misc/xilinx_sdfec.c F: include/uapi/misc/xilinx_sdfec.h -XILINX PWM DRIVER -M: Sean Anderson <sean.anderson@seco.com> -S: Maintained -F: drivers/pwm/pwm-xilinx.c -F: include/clocksource/timer-xilinx.h - XILINX UARTLITE SERIAL DRIVER M: Peter Korsgaard <jacmet@sunsite.dk> L: linux-serial@vger.kernel.org @@ -23220,12 +23233,6 @@ M: Harsha <harsha.harsha@xilinx.com> S: Maintained F: drivers/crypto/xilinx/zynqmp-sha.c -XILINX EVENT MANAGEMENT DRIVER -M: Abhyuday Godhasara <abhyuday.godhasara@xilinx.com> -S: Maintained -F: drivers/soc/xilinx/xlnx_event_manager.c -F: include/linux/firmware/xlnx-event-manager.h - XILLYBUS DRIVER M: Eli Billauer <eli.billauer@gmail.com> L: linux-kernel@vger.kernel.org @@ -23273,6 +23280,13 @@ S: Maintained F: Documentation/input/devices/yealink.rst F: drivers/input/misc/yealink.* +Z3FOLD COMPRESSED PAGE ALLOCATOR +M: Vitaly Wool <vitaly.wool@konsulko.com> +R: Miaohe Lin <linmiaohe@huawei.com> +L: linux-mm@kvack.org +S: Maintained +F: mm/z3fold.c + Z8530 DRIVER FOR AX.25 M: Joerg Reuter <jreuter@yaina.de> L: linux-hams@vger.kernel.org @@ -23290,13 +23304,6 @@ L: linux-mm@kvack.org S: Maintained F: mm/zbud.c -Z3FOLD COMPRESSED PAGE ALLOCATOR -M: Vitaly Wool <vitaly.wool@konsulko.com> -R: Miaohe Lin <linmiaohe@huawei.com> -L: linux-mm@kvack.org -S: Maintained -F: mm/z3fold.c - ZD1211RW WIRELESS DRIVER M: Ulrich Kunitz <kune@deine-taler.de> L: linux-wireless@vger.kernel.org @@ -23383,10 +23390,10 @@ M: Nick Terrell <terrelln@fb.com> S: Maintained B: https://github.com/facebook/zstd/issues T: git https://github.com/terrelln/linux.git +F: crypto/zstd.c F: include/linux/zstd* -F: lib/zstd/ F: lib/decompress_unzstd.c -F: crypto/zstd.c +F: lib/zstd/ N: zstd K: zstd @@ -23398,13 +23405,6 @@ L: linux-mm@kvack.org S: Maintained F: mm/zswap.c -NXP BLUETOOTH WIRELESS DRIVERS -M: Amitkumar Karwar <amitkumar.karwar@nxp.com> -M: Neeraj Kale <neeraj.sanjaykale@nxp.com> -S: Maintained -F: Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml -F: drivers/bluetooth/btnxpuart.c - THE REST M: Linus Torvalds <torvalds@linux-foundation.org> L: linux-kernel@vger.kernel.org @@ -2,7 +2,7 @@ VERSION = 6 PATCHLEVEL = 4 SUBLEVEL = 0 -EXTRAVERSION = -rc1 +EXTRAVERSION = -rc2 NAME = Hurr durr I'ma ninja sloth # *DOCUMENTATION* diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index 7f092cb55a41..943ffcf069d2 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -40,6 +40,7 @@ struct task_struct; DECLARE_PER_CPU(struct task_struct *, __entry_task); #include <asm/types.h> +#include <asm/traps.h> struct cpu_context_save { __u32 r4; @@ -66,7 +67,6 @@ struct thread_info { __u32 cpu_domain; /* cpu domain */ struct cpu_context_save cpu_context; /* cpu context */ __u32 abi_syscall; /* ABI type and syscall nr */ - __u8 used_cp[16]; /* thread used copro */ unsigned long tp_value[2]; /* TLS registers */ union fp_state fpstate __attribute__((aligned(8))); union vfp_state vfpstate; @@ -105,6 +105,21 @@ extern void iwmmxt_task_restore(struct thread_info *, void *); extern void iwmmxt_task_release(struct thread_info *); extern void iwmmxt_task_switch(struct thread_info *); +extern int iwmmxt_undef_handler(struct pt_regs *, u32); + +static inline void register_iwmmxt_undef_handler(void) +{ + static struct undef_hook iwmmxt_undef_hook = { + .instr_mask = 0x0c000e00, + .instr_val = 0x0c000000, + .cpsr_mask = MODE_MASK | PSR_T_BIT, + .cpsr_val = USR_MODE, + .fn = iwmmxt_undef_handler, + }; + + register_undef_hook(&iwmmxt_undef_hook); +} + extern void vfp_sync_hwstate(struct thread_info *); extern void vfp_flush_hwstate(struct thread_info *); diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c index 38121c59cbc2..f9c7111c1d65 100644 --- a/arch/arm/kernel/asm-offsets.c +++ b/arch/arm/kernel/asm-offsets.c @@ -47,7 +47,6 @@ int main(void) DEFINE(TI_CPU_DOMAIN, offsetof(struct thread_info, cpu_domain)); DEFINE(TI_CPU_SAVE, offsetof(struct thread_info, cpu_context)); DEFINE(TI_ABI_SYSCALL, offsetof(struct thread_info, abi_syscall)); - DEFINE(TI_USED_CP, offsetof(struct thread_info, used_cp)); DEFINE(TI_TP_VALUE, offsetof(struct thread_info, tp_value)); DEFINE(TI_FPSTATE, offsetof(struct thread_info, fpstate)); #ifdef CONFIG_VFP diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index c39303e5c234..682e92664b07 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -446,258 +446,26 @@ ENDPROC(__irq_usr) __und_usr: usr_entry uaccess=0 - mov r2, r4 - mov r3, r5 - - @ r2 = regs->ARM_pc, which is either 2 or 4 bytes ahead of the - @ faulting instruction depending on Thumb mode. - @ r3 = regs->ARM_cpsr - @ - @ The emulation code returns using r9 if it has emulated the - @ instruction, or the more conventional lr if we are to treat - @ this as a real undefined instruction - @ - badr r9, ret_from_exception - @ IRQs must be enabled before attempting to read the instruction from @ user space since that could cause a page/translation fault if the @ page table was modified by another CPU. enable_irq - tst r3, #PSR_T_BIT @ Thumb mode? - bne __und_usr_thumb - sub r4, r2, #4 @ ARM instr at LR - 4 -1: ldrt r0, [r4] - ARM_BE8(rev r0, r0) @ little endian instruction - - uaccess_disable ip - - @ r0 = 32-bit ARM instruction which caused the exception - @ r2 = PC value for the following instruction (:= regs->ARM_pc) - @ r4 = PC value for the faulting instruction - @ lr = 32-bit undefined instruction function - badr lr, __und_usr_fault_32 - b call_fpe - -__und_usr_thumb: - @ Thumb instruction - sub r4, r2, #2 @ First half of thumb instr at LR - 2 -#if CONFIG_ARM_THUMB && __LINUX_ARM_ARCH__ >= 6 && CONFIG_CPU_V7 -/* - * Thumb-2 instruction handling. Note that because pre-v6 and >= v6 platforms - * can never be supported in a single kernel, this code is not applicable at - * all when __LINUX_ARM_ARCH__ < 6. This allows simplifying assumptions to be - * made about .arch directives. - */ -#if __LINUX_ARM_ARCH__ < 7 -/* If the target CPU may not be Thumb-2-capable, a run-time check is needed: */ - ldr_va r5, cpu_architecture - cmp r5, #CPU_ARCH_ARMv7 - blo __und_usr_fault_16 @ 16bit undefined instruction -/* - * The following code won't get run unless the running CPU really is v7, so - * coding round the lack of ldrht on older arches is pointless. Temporarily - * override the assembler target arch with the minimum required instead: - */ - .arch armv6t2 + tst r5, #PSR_T_BIT @ Thumb mode? + mov r1, #2 @ set insn size to 2 for Thumb + bne 0f @ handle as Thumb undef exception +#ifdef CONFIG_FPE_NWFPE + adr r9, ret_from_exception + bl call_fpe @ returns via R9 on success #endif -2: ldrht r5, [r4] -ARM_BE8(rev16 r5, r5) @ little endian instruction - cmp r5, #0xe800 @ 32bit instruction if xx != 0 - blo __und_usr_fault_16_pan @ 16bit undefined instruction -3: ldrht r0, [r2] -ARM_BE8(rev16 r0, r0) @ little endian instruction + mov r1, #4 @ set insn size to 4 for ARM +0: mov r0, sp uaccess_disable ip - add r2, r2, #2 @ r2 is PC + 2, make it PC + 4 - str r2, [sp, #S_PC] @ it's a 2x16bit instr, update - orr r0, r0, r5, lsl #16 - badr lr, __und_usr_fault_32 - @ r0 = the two 16-bit Thumb instructions which caused the exception - @ r2 = PC value for the following Thumb instruction (:= regs->ARM_pc) - @ r4 = PC value for the first 16-bit Thumb instruction - @ lr = 32bit undefined instruction function - -#if __LINUX_ARM_ARCH__ < 7 -/* If the target arch was overridden, change it back: */ -#ifdef CONFIG_CPU_32v6K - .arch armv6k -#else - .arch armv6 -#endif -#endif /* __LINUX_ARM_ARCH__ < 7 */ -#else /* !(CONFIG_ARM_THUMB && __LINUX_ARM_ARCH__ >= 6 && CONFIG_CPU_V7) */ - b __und_usr_fault_16 -#endif + bl __und_fault + b ret_from_exception UNWIND(.fnend) ENDPROC(__und_usr) -/* - * The out of line fixup for the ldrt instructions above. - */ - .pushsection .text.fixup, "ax" - .align 2 -4: str r4, [sp, #S_PC] @ retry current instruction - ret r9 - .popsection - .pushsection __ex_table,"a" - .long 1b, 4b -#if CONFIG_ARM_THUMB && __LINUX_ARM_ARCH__ >= 6 && CONFIG_CPU_V7 - .long 2b, 4b - .long 3b, 4b -#endif - .popsection - -/* - * Check whether the instruction is a co-processor instruction. - * If yes, we need to call the relevant co-processor handler. - * - * Note that we don't do a full check here for the co-processor - * instructions; all instructions with bit 27 set are well - * defined. The only instructions that should fault are the - * co-processor instructions. However, we have to watch out - * for the ARM6/ARM7 SWI bug. - * - * NEON is a special case that has to be handled here. Not all - * NEON instructions are co-processor instructions, so we have - * to make a special case of checking for them. Plus, there's - * five groups of them, so we have a table of mask/opcode pairs - * to check against, and if any match then we branch off into the - * NEON handler code. - * - * Emulators may wish to make use of the following registers: - * r0 = instruction opcode (32-bit ARM or two 16-bit Thumb) - * r2 = PC value to resume execution after successful emulation - * r9 = normal "successful" return address - * r10 = this threads thread_info structure - * lr = unrecognised instruction return address - * IRQs enabled, FIQs enabled. - */ - @ - @ Fall-through from Thumb-2 __und_usr - @ -#ifdef CONFIG_NEON - get_thread_info r10 @ get current thread - adr r6, .LCneon_thumb_opcodes - b 2f -#endif -call_fpe: - get_thread_info r10 @ get current thread -#ifdef CONFIG_NEON - adr r6, .LCneon_arm_opcodes -2: ldr r5, [r6], #4 @ mask value - ldr r7, [r6], #4 @ opcode bits matching in mask - cmp r5, #0 @ end mask? - beq 1f - and r8, r0, r5 - cmp r8, r7 @ NEON instruction? - bne 2b - mov r7, #1 - strb r7, [r10, #TI_USED_CP + 10] @ mark CP#10 as used - strb r7, [r10, #TI_USED_CP + 11] @ mark CP#11 as used - b do_vfp @ let VFP handler handle this -1: -#endif - tst r0, #0x08000000 @ only CDP/CPRT/LDC/STC have bit 27 - tstne r0, #0x04000000 @ bit 26 set on both ARM and Thumb-2 - reteq lr - and r8, r0, #0x00000f00 @ mask out CP number - mov r7, #1 - add r6, r10, r8, lsr #8 @ add used_cp[] array offset first - strb r7, [r6, #TI_USED_CP] @ set appropriate used_cp[] -#ifdef CONFIG_IWMMXT - @ Test if we need to give access to iWMMXt coprocessors - ldr r5, [r10, #TI_FLAGS] - rsbs r7, r8, #(1 << 8) @ CP 0 or 1 only - movscs r7, r5, lsr #(TIF_USING_IWMMXT + 1) - bcs iwmmxt_task_enable -#endif - ARM( add pc, pc, r8, lsr #6 ) - THUMB( lsr r8, r8, #6 ) - THUMB( add pc, r8 ) - nop - - ret.w lr @ CP#0 - W(b) do_fpe @ CP#1 (FPE) - W(b) do_fpe @ CP#2 (FPE) - ret.w lr @ CP#3 - ret.w lr @ CP#4 - ret.w lr @ CP#5 - ret.w lr @ CP#6 - ret.w lr @ CP#7 - ret.w lr @ CP#8 - ret.w lr @ CP#9 -#ifdef CONFIG_VFP - W(b) do_vfp @ CP#10 (VFP) - W(b) do_vfp @ CP#11 (VFP) -#else - ret.w lr @ CP#10 (VFP) - ret.w lr @ CP#11 (VFP) -#endif - ret.w lr @ CP#12 - ret.w lr @ CP#13 - ret.w lr @ CP#14 (Debug) - ret.w lr @ CP#15 (Control) - -#ifdef CONFIG_NEON - .align 6 - -.LCneon_arm_opcodes: - .word 0xfe000000 @ mask - .word 0xf2000000 @ opcode - - .word 0xff100000 @ mask - .word 0xf4000000 @ opcode - - .word 0x00000000 @ mask - .word 0x00000000 @ opcode - -.LCneon_thumb_opcodes: - .word 0xef000000 @ mask - .word 0xef000000 @ opcode - - .word 0xff100000 @ mask - .word 0xf9000000 @ opcode - - .word 0x00000000 @ mask - .word 0x00000000 @ opcode -#endif - -do_fpe: - add r10, r10, #TI_FPSTATE @ r10 = workspace - ldr_va pc, fp_enter, tmp=r4 @ Call FP module USR entry point - -/* - * The FP module is called with these registers set: - * r0 = instruction - * r2 = PC+4 - * r9 = normal "successful" return address - * r10 = FP workspace - * lr = unrecognised FP instruction return address - */ - - .pushsection .data - .align 2 -ENTRY(fp_enter) - .word no_fp - .popsection - -ENTRY(no_fp) - ret lr -ENDPROC(no_fp) - -__und_usr_fault_32: - mov r1, #4 - b 1f -__und_usr_fault_16_pan: - uaccess_disable ip -__und_usr_fault_16: - mov r1, #2 -1: mov r0, sp - badr lr, ret_from_exception - b __und_fault -ENDPROC(__und_usr_fault_32) -ENDPROC(__und_usr_fault_16) - .align 5 __pabt_usr: usr_entry diff --git a/arch/arm/kernel/iwmmxt.S b/arch/arm/kernel/iwmmxt.S index d2b4ac06e4ed..a0218c4867b9 100644 --- a/arch/arm/kernel/iwmmxt.S +++ b/arch/arm/kernel/iwmmxt.S @@ -58,9 +58,19 @@ .text .arm +ENTRY(iwmmxt_undef_handler) + push {r9, r10, lr} + get_thread_info r10 + mov r9, pc + b iwmmxt_task_enable + mov r0, #0 + pop {r9, r10, pc} +ENDPROC(iwmmxt_undef_handler) + /* * Lazy switching of Concan coprocessor context * + * r0 = struct pt_regs pointer * r10 = struct thread_info pointer * r9 = ret_from_exception * lr = undefined instr exit @@ -84,12 +94,12 @@ ENTRY(iwmmxt_task_enable) PJ4(mcr p15, 0, r2, c1, c0, 2) ldr r3, =concan_owner - add r0, r10, #TI_IWMMXT_STATE @ get task Concan save area - ldr r2, [sp, #60] @ current task pc value + ldr r2, [r0, #S_PC] @ current task pc value ldr r1, [r3] @ get current Concan owner - str r0, [r3] @ this task now owns Concan regs sub r2, r2, #4 @ adjust pc back - str r2, [sp, #60] + str r2, [r0, #S_PC] + add r0, r10, #TI_IWMMXT_STATE @ get task Concan save area + str r0, [r3] @ this task now owns Concan regs mrc p15, 0, r2, c2, c0, 0 mov r2, r2 @ cpwait diff --git a/arch/arm/kernel/pj4-cp0.c b/arch/arm/kernel/pj4-cp0.c index 1d1fb22f44f3..4bca8098c4ff 100644 --- a/arch/arm/kernel/pj4-cp0.c +++ b/arch/arm/kernel/pj4-cp0.c @@ -126,6 +126,7 @@ static int __init pj4_cp0_init(void) pr_info("PJ4 iWMMXt v%d coprocessor enabled.\n", vers); elf_hwcap |= HWCAP_IWMMXT; thread_register_notifier(&iwmmxt_notifier_block); + register_iwmmxt_undef_handler(); #endif return 0; diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 0e8ff85890ad..e16ed102960c 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -222,7 +222,6 @@ void flush_thread(void) flush_ptrace_hw_breakpoint(tsk); - memset(thread->used_cp, 0, sizeof(thread->used_cp)); memset(&tsk->thread.debug, 0, sizeof(struct debug_info)); memset(&thread->fpstate, 0, sizeof(union fp_state)); diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index 2d8e2516906b..2b945b9bd366 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c @@ -584,8 +584,6 @@ static int fpa_set(struct task_struct *target, { struct thread_info *thread = task_thread_info(target); - thread->used_cp[1] = thread->used_cp[2] = 1; - return user_regset_copyin(&pos, &count, &kbuf, &ubuf, &thread->fpstate, 0, sizeof(struct user_fp)); diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c index 53be7ea6181b..9d2192156087 100644 --- a/arch/arm/kernel/unwind.c +++ b/arch/arm/kernel/unwind.c @@ -308,6 +308,29 @@ static int unwind_exec_pop_subset_r0_to_r3(struct unwind_ctrl_block *ctrl, return URC_OK; } +static unsigned long unwind_decode_uleb128(struct unwind_ctrl_block *ctrl) +{ + unsigned long bytes = 0; + unsigned long insn; + unsigned long result = 0; + + /* + * unwind_get_byte() will advance `ctrl` one instruction at a time, so + * loop until we get an instruction byte where bit 7 is not set. + * + * Note: This decodes a maximum of 4 bytes to output 28 bits data where + * max is 0xfffffff: that will cover a vsp increment of 1073742336, hence + * it is sufficient for unwinding the stack. + */ + do { + insn = unwind_get_byte(ctrl); + result |= (insn & 0x7f) << (bytes * 7); + bytes++; + } while (!!(insn & 0x80) && (bytes != sizeof(result))); + + return result; +} + /* * Execute the current unwind instruction. */ @@ -361,7 +384,7 @@ static int unwind_exec_insn(struct unwind_ctrl_block *ctrl) if (ret) goto error; } else if (insn == 0xb2) { - unsigned long uleb128 = unwind_get_byte(ctrl); + unsigned long uleb128 = unwind_decode_uleb128(ctrl); ctrl->vrs[SP] += 0x204 + (uleb128 << 2); } else { diff --git a/arch/arm/kernel/xscale-cp0.c b/arch/arm/kernel/xscale-cp0.c index ed4f6e77616d..00d00d3aae97 100644 --- a/arch/arm/kernel/xscale-cp0.c +++ b/arch/arm/kernel/xscale-cp0.c @@ -166,6 +166,7 @@ static int __init xscale_cp0_init(void) pr_info("XScale iWMMXt coprocessor detected.\n"); elf_hwcap |= HWCAP_IWMMXT; thread_register_notifier(&iwmmxt_notifier_block); + register_iwmmxt_undef_handler(); #endif } else { pr_info("XScale DSP coprocessor detected.\n"); diff --git a/arch/arm/mach-sa1100/jornada720_ssp.c b/arch/arm/mach-sa1100/jornada720_ssp.c index 67f72ca984b2..1956b095e699 100644 --- a/arch/arm/mach-sa1100/jornada720_ssp.c +++ b/arch/arm/mach-sa1100/jornada720_ssp.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0-only -/** +/* * arch/arm/mac-sa1100/jornada720_ssp.c * * Copyright (C) 2006/2007 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> @@ -26,6 +26,7 @@ static unsigned long jornada_ssp_flags; /** * jornada_ssp_reverse - reverses input byte + * @byte: input byte to reverse * * we need to reverse all data we receive from the mcu due to its physical location * returns : 01110111 -> 11101110 @@ -46,6 +47,7 @@ EXPORT_SYMBOL(jornada_ssp_reverse); /** * jornada_ssp_byte - waits for ready ssp bus and sends byte + * @byte: input byte to transmit * * waits for fifo buffer to clear and then transmits, if it doesn't then we will * timeout after <timeout> rounds. Needs mcu running before its called. @@ -77,6 +79,7 @@ EXPORT_SYMBOL(jornada_ssp_byte); /** * jornada_ssp_inout - decide if input is command or trading byte + * @byte: input byte to send (may be %TXDUMMY) * * returns : (jornada_ssp_byte(byte)) on success * : %-ETIMEDOUT on timeout failure diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S index 61ce82aca6f0..072ff9b451f8 100644 --- a/arch/arm/mm/proc-feroceon.S +++ b/arch/arm/mm/proc-feroceon.S @@ -56,6 +56,10 @@ ENTRY(cpu_feroceon_proc_init) movne r2, r2, lsr #2 @ turned into # of sets sub r2, r2, #(1 << 5) stmia r1, {r2, r3} +#ifdef CONFIG_VFP + mov r1, #1 @ disable quirky VFP + str_l r1, VFP_arch_feroceon, r2 +#endif ret lr /* diff --git a/arch/arm/nwfpe/entry.S b/arch/arm/nwfpe/entry.S index d8f9915566e1..354d297a193b 100644 --- a/arch/arm/nwfpe/entry.S +++ b/arch/arm/nwfpe/entry.S @@ -7,6 +7,7 @@ Direct questions, comments to Scott Bambrough <scottb@netwinder.org> */ +#include <linux/linkage.h> #include <asm/assembler.h> #include <asm/opcodes.h> @@ -104,6 +105,7 @@ next: @ plain LDR instruction. Weird, but it seems harmless. .pushsection .text.fixup,"ax" .align 2 +.Lrep: str r4, [sp, #S_PC] @ retry current instruction .Lfix: ret r9 @ let the user eat segfaults .popsection @@ -111,3 +113,78 @@ next: .align 3 .long .Lx1, .Lfix .popsection + + @ + @ Check whether the instruction is a co-processor instruction. + @ If yes, we need to call the relevant co-processor handler. + @ Only FPE instructions are dispatched here, everything else + @ is handled by undef hooks. + @ + @ Emulators may wish to make use of the following registers: + @ r4 = PC value to resume execution after successful emulation + @ r9 = normal "successful" return address + @ lr = unrecognised instruction return address + @ IRQs enabled, FIQs enabled. + @ +ENTRY(call_fpe) + mov r2, r4 + sub r4, r4, #4 @ ARM instruction at user PC - 4 +USERL( .Lrep, ldrt r0, [r4]) @ load opcode from user space +ARM_BE8(rev r0, r0) @ little endian instruction + + uaccess_disable ip + + get_thread_info r10 @ get current thread + tst r0, #0x08000000 @ only CDP/CPRT/LDC/STC have bit 27 + reteq lr + and r8, r0, #0x00000f00 @ mask out CP number +#ifdef CONFIG_IWMMXT + @ Test if we need to give access to iWMMXt coprocessors + ldr r5, [r10, #TI_FLAGS] + rsbs r7, r8, #(1 << 8) @ CP 0 or 1 only + movscs r7, r5, lsr #(TIF_USING_IWMMXT + 1) + movcs r0, sp @ pass struct pt_regs + bcs iwmmxt_task_enable +#endif + add pc, pc, r8, lsr #6 + nop + + ret lr @ CP#0 + b do_fpe @ CP#1 (FPE) + b do_fpe @ CP#2 (FPE) + ret lr @ CP#3 + ret lr @ CP#4 + ret lr @ CP#5 + ret lr @ CP#6 + ret lr @ CP#7 + ret lr @ CP#8 + ret lr @ CP#9 + ret lr @ CP#10 (VFP) + ret lr @ CP#11 (VFP) + ret lr @ CP#12 + ret lr @ CP#13 + ret lr @ CP#14 (Debug) + ret lr @ CP#15 (Control) + +do_fpe: + add r10, r10, #TI_FPSTATE @ r10 = workspace + ldr_va pc, fp_enter, tmp=r4 @ Call FP module USR entry point + + @ + @ The FP module is called with these registers set: + @ r0 = instruction + @ r2 = PC+4 + @ r9 = normal "successful" return address + @ r10 = FP workspace + @ lr = unrecognised FP instruction return address + @ + + .pushsection .data + .align 2 +ENTRY(fp_enter) + .word no_fp + .popsection + +no_fp: + ret lr +ENDPROC(no_fp) diff --git a/arch/arm/vfp/Makefile b/arch/arm/vfp/Makefile index 749901a72d6d..dfd64bc2b2fb 100644 --- a/arch/arm/vfp/Makefile +++ b/arch/arm/vfp/Makefile @@ -8,4 +8,4 @@ # ccflags-y := -DDEBUG # asflags-y := -DDEBUG -obj-y += vfpmodule.o entry.o vfphw.o vfpsingle.o vfpdouble.o +obj-y += vfpmodule.o vfphw.o vfpsingle.o vfpdouble.o diff --git a/arch/arm/vfp/entry.S b/arch/arm/vfp/entry.S deleted file mode 100644 index 7483ef8bccda..000000000000 --- a/arch/arm/vfp/entry.S +++ /dev/null @@ -1,28 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * linux/arch/arm/vfp/entry.S - * - * Copyright (C) 2004 ARM Limited. - * Written by Deep Blue Solutions Limited. - */ -#include <linux/init.h> -#include <linux/linkage.h> -#include <asm/thread_info.h> -#include <asm/vfpmacros.h> -#include <asm/assembler.h> -#include <asm/asm-offsets.h> - -@ VFP entry point. -@ -@ r0 = instruction opcode (32-bit ARM or two 16-bit Thumb) -@ r2 = PC value to resume execution after successful emulation -@ r9 = normal "successful" return address -@ r10 = this threads thread_info structure -@ lr = unrecognised instruction return address -@ IRQs enabled. -@ -ENTRY(do_vfp) - mov r1, r10 - mov r3, r9 - b vfp_entry -ENDPROC(do_vfp) diff --git a/arch/arm/vfp/vfp.h b/arch/arm/vfp/vfp.h index 5cd6d5053271..e43a630f8a16 100644 --- a/arch/arm/vfp/vfp.h +++ b/arch/arm/vfp/vfp.h @@ -375,3 +375,4 @@ struct op { }; asmlinkage void vfp_save_state(void *location, u32 fpexc); +asmlinkage u32 vfp_load_state(const void *location); diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S index 4d8478264d82..d5a03f3c10c5 100644 --- a/arch/arm/vfp/vfphw.S +++ b/arch/arm/vfp/vfphw.S @@ -4,12 +4,6 @@ * * Copyright (C) 2004 ARM Limited. * Written by Deep Blue Solutions Limited. - * - * This code is called from the kernel's undefined instruction trap. - * r1 holds the thread_info pointer - * r3 holds the return address for successful handling. - * lr holds the return address for unrecognised instructions. - * sp points to a struct pt_regs (as defined in include/asm/proc/ptrace.h) */ #include <linux/init.h> #include <linux/linkage.h> @@ -19,20 +13,6 @@ #include <asm/assembler.h> #include <asm/asm-offsets.h> - .macro DBGSTR, str -#ifdef DEBUG - stmfd sp!, {r0-r3, ip, lr} - ldr r0, =1f - bl _printk - ldmfd sp!, {r0-r3, ip, lr} - - .pushsection .rodata, "a" -1: .ascii KERN_DEBUG "VFP: \str\n" - .byte 0 - .previous -#endif - .endm - .macro DBGSTR1, str, arg #ifdef DEBUG stmfd sp!, {r0-r3, ip, lr} @@ -48,179 +28,25 @@ #endif .endm - .macro DBGSTR3, str, arg1, arg2, arg3 -#ifdef DEBUG - stmfd sp!, {r0-r3, ip, lr} - mov r3, \arg3 - mov r2, \arg2 - mov r1, \arg1 - ldr r0, =1f - bl _printk - ldmfd sp!, {r0-r3, ip, lr} - - .pushsection .rodata, "a" -1: .ascii KERN_DEBUG "VFP: \str\n" - .byte 0 - .previous -#endif - .endm - - -@ VFP hardware support entry point. -@ -@ r0 = instruction opcode (32-bit ARM or two 16-bit Thumb) -@ r1 = thread_info pointer -@ r2 = PC value to resume execution after successful emulation -@ r3 = normal "successful" return address -@ lr = unrecognised instruction return address -@ IRQs enabled. -ENTRY(vfp_support_entry) - ldr r11, [r1, #TI_CPU] @ CPU number - add r10, r1, #TI_VFPSTATE @ r10 = workspace - - DBGSTR3 "instr %08x pc %08x state %p", r0, r2, r10 - - .fpu vfpv2 - VFPFMRX r1, FPEXC @ Is the VFP enabled? - DBGSTR1 "fpexc %08x", r1 - tst r1, #FPEXC_EN - bne look_for_VFP_exceptions @ VFP is already enabled - - DBGSTR1 "enable %x", r10 - ldr r9, vfp_current_hw_state_address - orr r1, r1, #FPEXC_EN @ user FPEXC has the enable bit set - ldr r4, [r9, r11, lsl #2] @ vfp_current_hw_state pointer - bic r5, r1, #FPEXC_EX @ make sure exceptions are disabled - cmp r4, r10 @ this thread owns the hw context? -#ifndef CONFIG_SMP - @ For UP, checking that this thread owns the hw context is - @ sufficient to determine that the hardware state is valid. - beq vfp_hw_state_valid - - @ On UP, we lazily save the VFP context. As a different - @ thread wants ownership of the VFP hardware, save the old - @ state if there was a previous (valid) owner. - - VFPFMXR FPEXC, r5 @ enable VFP, disable any pending - @ exceptions, so we can get at the - @ rest of it - - DBGSTR1 "save old state %p", r4 - cmp r4, #0 @ if the vfp_current_hw_state is NULL - beq vfp_reload_hw @ then the hw state needs reloading - VFPFSTMIA r4, r5 @ save the working registers - VFPFMRX r5, FPSCR @ current status -#ifndef CONFIG_CPU_FEROCEON - tst r1, #FPEXC_EX @ is there additional state to save? - beq 1f - VFPFMRX r6, FPINST @ FPINST (only if FPEXC.EX is set) - tst r1, #FPEXC_FP2V @ is there an FPINST2 to read? - beq 1f - VFPFMRX r8, FPINST2 @ FPINST2 if needed (and present) -1: -#endif - stmia r4, {r1, r5, r6, r8} @ save FPEXC, FPSCR, FPINST, FPINST2 -vfp_reload_hw: - -#else - @ For SMP, if this thread does not own the hw context, then we - @ need to reload it. No need to save the old state as on SMP, - @ we always save the state when we switch away from a thread. - bne vfp_reload_hw - - @ This thread has ownership of the current hardware context. - @ However, it may have been migrated to another CPU, in which - @ case the saved state is newer than the hardware context. - @ Check this by looking at the CPU number which the state was - @ last loaded onto. - ldr ip, [r10, #VFP_CPU] - teq ip, r11 - beq vfp_hw_state_valid - -vfp_reload_hw: - @ We're loading this threads state into the VFP hardware. Update - @ the CPU number which contains the most up to date VFP context. - str r11, [r10, #VFP_CPU] - - VFPFMXR FPEXC, r5 @ enable VFP, disable any pending - @ exceptions, so we can get at the - @ rest of it -#endif - - DBGSTR1 "load state %p", r10 - str r10, [r9, r11, lsl #2] @ update the vfp_current_hw_state pointer +ENTRY(vfp_load_state) + @ Load the current VFP state + @ r0 - load location + @ returns FPEXC + DBGSTR1 "load VFP state %p", r0 @ Load the saved state back into the VFP - VFPFLDMIA r10, r5 @ reload the working registers while + VFPFLDMIA r0, r1 @ reload the working registers while @ FPEXC is in a safe state - ldmia r10, {r1, r5, r6, r8} @ load FPEXC, FPSCR, FPINST, FPINST2 -#ifndef CONFIG_CPU_FEROCEON - tst r1, #FPEXC_EX @ is there additional state to restore? + ldmia r0, {r0-r3} @ load FPEXC, FPSCR, FPINST, FPINST2 + tst r0, #FPEXC_EX @ is there additional state to restore? beq 1f - VFPFMXR FPINST, r6 @ restore FPINST (only if FPEXC.EX is set) - tst r1, #FPEXC_FP2V @ is there an FPINST2 to write? + VFPFMXR FPINST, r2 @ restore FPINST (only if FPEXC.EX is set) + tst r0, #FPEXC_FP2V @ is there an FPINST2 to write? beq 1f - VFPFMXR FPINST2, r8 @ FPINST2 if needed (and present) + VFPFMXR FPINST2, r3 @ FPINST2 if needed (and present) 1: -#endif - VFPFMXR FPSCR, r5 @ restore status - -@ The context stored in the VFP hardware is up to date with this thread -vfp_hw_state_valid: - tst r1, #FPEXC_EX - bne process_exception @ might as well handle the pending - @ exception before retrying branch - @ out before setting an FPEXC that - @ stops us reading stuff - VFPFMXR FPEXC, r1 @ Restore FPEXC last - sub r2, r2, #4 @ Retry current instruction - if Thumb - str r2, [sp, #S_PC] @ mode it's two 16-bit instructions, - @ else it's one 32-bit instruction, so - @ always subtract 4 from the following - @ instruction address. - - mov lr, r3 @ we think we have handled things -local_bh_enable_and_ret: - adr r0, . - mov r1, #SOFTIRQ_DISABLE_OFFSET - b __local_bh_enable_ip @ tail call - -look_for_VFP_exceptions: - @ Check for synchronous or asynchronous exception - tst r1, #FPEXC_EX | FPEXC_DEX - bne process_exception - @ On some implementations of the VFP subarch 1, setting FPSCR.IXE - @ causes all the CDP instructions to be bounced synchronously without - @ setting the FPEXC.EX bit - VFPFMRX r5, FPSCR - tst r5, #FPSCR_IXE - bne process_exception - - tst r5, #FPSCR_LENGTH_MASK - beq skip - orr r1, r1, #FPEXC_DEX - b process_exception -skip: - - @ Fall into hand on to next handler - appropriate coproc instr - @ not recognised by VFP - - DBGSTR "not VFP" - b local_bh_enable_and_ret - -process_exception: - DBGSTR "bounce" - mov r2, sp @ nothing stacked - regdump is at TOS - mov lr, r3 @ setup for a return to the user code. - - @ Now call the C code to package up the bounce to the support code - @ r0 holds the trigger instruction - @ r1 holds the FPEXC value - @ r2 pointer to register dump - b VFP_bounce @ we have handled this - the support - @ code will raise an exception if - @ required. If not, the user code will - @ retry the faulted instruction -ENDPROC(vfp_support_entry) + VFPFMXR FPSCR, r1 @ restore status + ret lr +ENDPROC(vfp_load_state) ENTRY(vfp_save_state) @ Save the current VFP state @@ -240,10 +66,6 @@ ENTRY(vfp_save_state) ret lr ENDPROC(vfp_save_state) - .align -vfp_current_hw_state_address: - .word vfp_current_hw_state - .macro tbl_branch, base, tmp, shift #ifdef CONFIG_THUMB2_KERNEL adr \tmp, 1f diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c index 349dcb944a93..58a9442add24 100644 --- a/arch/arm/vfp/vfpmodule.c +++ b/arch/arm/vfp/vfpmodule.c @@ -18,6 +18,7 @@ #include <linux/uaccess.h> #include <linux/user.h> #include <linux/export.h> +#include <linux/perf_event.h> #include <asm/cp15.h> #include <asm/cputype.h> @@ -29,11 +30,6 @@ #include "vfpinstr.h" #include "vfp.h" -/* - * Our undef handlers (in entry.S) - */ -asmlinkage void vfp_support_entry(u32, void *, u32, u32); - static bool have_vfp __ro_after_init; /* @@ -41,7 +37,11 @@ static bool have_vfp __ro_after_init; * Used in startup: set to non-zero if VFP checks fail * After startup, holds VFP architecture */ -static unsigned int __initdata VFP_arch; +static unsigned int VFP_arch; + +#ifdef CONFIG_CPU_FEROCEON +extern unsigned int VFP_arch_feroceon __alias(VFP_arch); +#endif /* * The pointer to the vfpstate structure of the thread which currently @@ -313,13 +313,14 @@ static u32 vfp_emulate_instruction(u32 inst, u32 fpscr, struct pt_regs *regs) * emulate it. */ } + perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, regs->ARM_pc); return exceptions & ~VFP_NAN_FLAG; } /* * Package up a bounce condition. */ -void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs) +static void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs) { u32 fpscr, orig_fpscr, fpsid, exceptions; @@ -355,14 +356,12 @@ void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs) } if (fpexc & FPEXC_EX) { -#ifndef CONFIG_CPU_FEROCEON /* * Asynchronous exception. The instruction is read from FPINST * and the interrupted instruction has to be restarted. */ trigger = fmrx(FPINST); regs->ARM_pc -= 4; -#endif } else if (!(fpexc & FPEXC_DEX)) { /* * Illegal combination of bits. It can be caused by an @@ -370,7 +369,7 @@ void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs) * on VFP subarch 1. */ vfp_raise_exceptions(VFP_EXCEPTION_ERROR, trigger, fpscr, regs); - goto exit; + return; } /* @@ -401,7 +400,7 @@ void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs) * the FPEXC.FP2V bit is valid only if FPEXC.EX is 1. */ if ((fpexc & (FPEXC_EX | FPEXC_FP2V)) != (FPEXC_EX | FPEXC_FP2V)) - goto exit; + return; /* * The barrier() here prevents fpinst2 being read @@ -414,8 +413,6 @@ void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs) exceptions = vfp_emulate_instruction(trigger, orig_fpscr, regs); if (exceptions) vfp_raise_exceptions(exceptions, trigger, orig_fpscr, regs); - exit: - local_bh_enable(); } static void vfp_enable(void *unused) @@ -644,27 +641,6 @@ static int vfp_starting_cpu(unsigned int unused) return 0; } -/* - * Entered with: - * - * r0 = instruction opcode (32-bit ARM or two 16-bit Thumb) - * r1 = thread_info pointer - * r2 = PC value to resume execution after successful emulation - * r3 = normal "successful" return address - * lr = unrecognised instruction return address - */ -asmlinkage void vfp_entry(u32 trigger, struct thread_info *ti, u32 resume_pc, - u32 resume_return_address) -{ - if (unlikely(!have_vfp)) - return; - - local_bh_disable(); - vfp_support_entry(trigger, ti, resume_pc, resume_return_address); -} - -#ifdef CONFIG_KERNEL_MODE_NEON - static int vfp_kmode_exception(struct pt_regs *regs, unsigned int instr) { /* @@ -687,47 +663,151 @@ static int vfp_kmode_exception(struct pt_regs *regs, unsigned int instr) return 1; } -static struct undef_hook vfp_kmode_exception_hook[] = {{ +/* + * vfp_support_entry - Handle VFP exception + * + * @regs: pt_regs structure holding the register state at exception entry + * @trigger: The opcode of the instruction that triggered the exception + * + * Returns 0 if the exception was handled, or an error code otherwise. + */ +static int vfp_support_entry(struct pt_regs *regs, u32 trigger) +{ + struct thread_info *ti = current_thread_info(); + u32 fpexc; + + if (unlikely(!have_vfp)) + return -ENODEV; + + if (!user_mode(regs)) + return vfp_kmode_exception(regs, trigger); + + local_bh_disable(); + fpexc = fmrx(FPEXC); + + /* + * If the VFP unit was not enabled yet, we have to check whether the + * VFP state in the CPU's registers is the most recent VFP state + * associated with the process. On UP systems, we don't save the VFP + * state eagerly on a context switch, so we may need to save the + * VFP state to memory first, as it may belong to another process. + */ + if (!(fpexc & FPEXC_EN)) { + /* + * Enable the VFP unit but mask the FP exception flag for the + * time being, so we can access all the registers. + */ + fpexc |= FPEXC_EN; + fmxr(FPEXC, fpexc & ~FPEXC_EX); + + /* + * Check whether or not the VFP state in the CPU's registers is + * the most recent VFP state associated with this task. On SMP, + * migration may result in multiple CPUs holding VFP states + * that belong to the same task, but only the most recent one + * is valid. + */ + if (!vfp_state_in_hw(ti->cpu, ti)) { + if (!IS_ENABLED(CONFIG_SMP) && + vfp_current_hw_state[ti->cpu] != NULL) { + /* + * This CPU is currently holding the most + * recent VFP state associated with another + * task, and we must save that to memory first. + */ + vfp_save_state(vfp_current_hw_state[ti->cpu], + fpexc); + } + + /* + * We can now proceed with loading the task's VFP state + * from memory into the CPU registers. + */ + fpexc = vfp_load_state(&ti->vfpstate); + vfp_current_hw_state[ti->cpu] = &ti->vfpstate; +#ifdef CONFIG_SMP + /* + * Record that this CPU is now the one holding the most + * recent VFP state of the task. + */ + ti->vfpstate.hard.cpu = ti->cpu; +#endif + } + + if (fpexc & FPEXC_EX) + /* + * Might as well handle the pending exception before + * retrying branch out before setting an FPEXC that + * stops us reading stuff. + */ + goto bounce; + + /* + * No FP exception is pending: just enable the VFP and + * replay the instruction that trapped. + */ + fmxr(FPEXC, fpexc); + } else { + /* Check for synchronous or asynchronous exceptions */ + if (!(fpexc & (FPEXC_EX | FPEXC_DEX))) { + u32 fpscr = fmrx(FPSCR); + + /* + * On some implementations of the VFP subarch 1, + * setting FPSCR.IXE causes all the CDP instructions to + * be bounced synchronously without setting the + * FPEXC.EX bit + */ + if (!(fpscr & FPSCR_IXE)) { + if (!(fpscr & FPSCR_LENGTH_MASK)) { + pr_debug("not VFP\n"); + local_bh_enable(); + return -ENOEXEC; + } + fpexc |= FPEXC_DEX; + } + } +bounce: regs->ARM_pc += 4; + VFP_bounce(trigger, fpexc, regs); + } + + local_bh_enable(); + return 0; +} + +static struct undef_hook neon_support_hook[] = {{ .instr_mask = 0xfe000000, .instr_val = 0xf2000000, - .cpsr_mask = MODE_MASK | PSR_T_BIT, - .cpsr_val = SVC_MODE, - .fn = vfp_kmode_exception, + .cpsr_mask = PSR_T_BIT, + .cpsr_val = 0, + .fn = vfp_support_entry, }, { .instr_mask = 0xff100000, .instr_val = 0xf4000000, - .cpsr_mask = MODE_MASK | PSR_T_BIT, - .cpsr_val = SVC_MODE, - .fn = vfp_kmode_exception, + .cpsr_mask = PSR_T_BIT, + .cpsr_val = 0, + .fn = vfp_support_entry, }, { .instr_mask = 0xef000000, .instr_val = 0xef000000, - .cpsr_mask = MODE_MASK | PSR_T_BIT, - .cpsr_val = SVC_MODE | PSR_T_BIT, - .fn = vfp_kmode_exception, + .cpsr_mask = PSR_T_BIT, + .cpsr_val = PSR_T_BIT, + .fn = vfp_support_entry, }, { .instr_mask = 0xff100000, .instr_val = 0xf9000000, - .cpsr_mask = MODE_MASK | PSR_T_BIT, - .cpsr_val = SVC_MODE | PSR_T_BIT, - .fn = vfp_kmode_exception, -}, { - .instr_mask = 0x0c000e00, - .instr_val = 0x0c000a00, - .cpsr_mask = MODE_MASK, - .cpsr_val = SVC_MODE, - .fn = vfp_kmode_exception, + .cpsr_mask = PSR_T_BIT, + .cpsr_val = PSR_T_BIT, + .fn = vfp_support_entry, }}; -static int __init vfp_kmode_exception_hook_init(void) -{ - int i; +static struct undef_hook vfp_support_hook = { + .instr_mask = 0x0c000e00, + .instr_val = 0x0c000a00, + .fn = vfp_support_entry, +}; - for (i = 0; i < ARRAY_SIZE(vfp_kmode_exception_hook); i++) - register_undef_hook(&vfp_kmode_exception_hook[i]); - return 0; -} -subsys_initcall(vfp_kmode_exception_hook_init); +#ifdef CONFIG_KERNEL_MODE_NEON /* * Kernel-side NEON support functions @@ -832,8 +912,11 @@ static int __init vfp_init(void) * for NEON if the hardware has the MVFR registers. */ if (IS_ENABLED(CONFIG_NEON) && - (fmrx(MVFR1) & 0x000fff00) == 0x00011100) + (fmrx(MVFR1) & 0x000fff00) == 0x00011100) { elf_hwcap |= HWCAP_NEON; + for (int i = 0; i < ARRAY_SIZE(neon_support_hook); i++) + register_undef_hook(&neon_support_hook[i]); + } if (IS_ENABLED(CONFIG_VFPv3)) { u32 mvfr0 = fmrx(MVFR0); @@ -902,6 +985,7 @@ static int __init vfp_init(void) have_vfp = true; + register_undef_hook(&vfp_support_hook); thread_register_notifier(&vfp_notifier_block); vfp_pm_init(); diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h index e2950f5db7c9..e715df5385d6 100644 --- a/arch/parisc/include/asm/pgtable.h +++ b/arch/parisc/include/asm/pgtable.h @@ -413,12 +413,12 @@ extern void paging_init (void); * For the 64bit version, the offset is extended by 32bit. */ #define __swp_type(x) ((x).val & 0x1f) -#define __swp_offset(x) ( (((x).val >> 6) & 0x7) | \ - (((x).val >> 8) & ~0x7) ) +#define __swp_offset(x) ( (((x).val >> 5) & 0x7) | \ + (((x).val >> 10) << 3) ) #define __swp_entry(type, offset) ((swp_entry_t) { \ ((type) & 0x1f) | \ - ((offset & 0x7) << 6) | \ - ((offset & ~0x7) << 8) }) + ((offset & 0x7) << 5) | \ + ((offset >> 3) << 10) }) #define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) #define __swp_entry_to_pte(x) ((pte_t) { (x).val }) diff --git a/arch/parisc/kernel/kexec.c b/arch/parisc/kernel/kexec.c index 5eb7f30edc1f..db57345a9daf 100644 --- a/arch/parisc/kernel/kexec.c +++ b/arch/parisc/kernel/kexec.c @@ -4,6 +4,8 @@ #include <linux/console.h> #include <linux/kexec.h> #include <linux/delay.h> +#include <linux/reboot.h> + #include <asm/cacheflush.h> #include <asm/sections.h> diff --git a/arch/riscv/kernel/pi/Makefile b/arch/riscv/kernel/pi/Makefile index 5d7cb991f2b8..7b593d44c712 100644 --- a/arch/riscv/kernel/pi/Makefile +++ b/arch/riscv/kernel/pi/Makefile @@ -22,7 +22,7 @@ KCOV_INSTRUMENT := n $(obj)/%.pi.o: OBJCOPYFLAGS := --prefix-symbols=__pi_ \ --remove-section=.note.gnu.property \ - --prefix-alloc-sections=.init + --prefix-alloc-sections=.init.pi $(obj)/%.pi.o: $(obj)/%.o FORCE $(call if_changed,objcopy) diff --git a/arch/riscv/kernel/vmlinux.lds.S b/arch/riscv/kernel/vmlinux.lds.S index f03b5697f8e0..e5f9f4677bbf 100644 --- a/arch/riscv/kernel/vmlinux.lds.S +++ b/arch/riscv/kernel/vmlinux.lds.S @@ -84,11 +84,8 @@ SECTIONS __init_data_begin = .; INIT_DATA_SECTION(16) - /* Those sections result from the compilation of kernel/pi/string.c */ - .init.pidata : { - *(.init.srodata.cst8*) - *(.init__bug_table*) - *(.init.sdata*) + .init.pi : { + *(.init.pi*) } .init.bss : { diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index d096b04bf80e..9d248703cbdd 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -1703,10 +1703,8 @@ int x86_pmu_handle_irq(struct pt_regs *regs) perf_sample_data_init(&data, 0, event->hw.last_period); - if (has_branch_stack(event)) { - data.br_stack = &cpuc->lbr_stack; - data.sample_flags |= PERF_SAMPLE_BRANCH_STACK; - } + if (has_branch_stack(event)) + perf_sample_save_brstack(&data, event, &cpuc->lbr_stack); if (perf_event_overflow(event, &data, regs)) x86_pmu_stop(event, 0); diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index a2e566e53076..df88576d6b2a 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -1229,12 +1229,14 @@ pebs_update_state(bool needed_cb, struct cpu_hw_events *cpuc, struct perf_event *event, bool add) { struct pmu *pmu = event->pmu; + /* * Make sure we get updated with the first PEBS * event. It will trigger also during removal, but * that does not hurt: */ - bool update = cpuc->n_pebs == 1; + if (cpuc->n_pebs == 1) + cpuc->pebs_data_cfg = PEBS_UPDATE_DS_SW; if (needed_cb != pebs_needs_sched_cb(cpuc)) { if (!needed_cb) @@ -1242,7 +1244,7 @@ pebs_update_state(bool needed_cb, struct cpu_hw_events *cpuc, else perf_sched_cb_dec(pmu); - update = true; + cpuc->pebs_data_cfg |= PEBS_UPDATE_DS_SW; } /* @@ -1252,24 +1254,13 @@ pebs_update_state(bool needed_cb, struct cpu_hw_events *cpuc, if (x86_pmu.intel_cap.pebs_baseline && add) { u64 pebs_data_cfg; - /* Clear pebs_data_cfg and pebs_record_size for first PEBS. */ - if (cpuc->n_pebs == 1) { - cpuc->pebs_data_cfg = 0; - cpuc->pebs_record_size = sizeof(struct pebs_basic); - } - pebs_data_cfg = pebs_update_adaptive_cfg(event); - - /* Update pebs_record_size if new event requires more data. */ - if (pebs_data_cfg & ~cpuc->pebs_data_cfg) { - cpuc->pebs_data_cfg |= pebs_data_cfg; - adaptive_pebs_record_size_update(); - update = true; - } + /* + * Be sure to update the thresholds when we change the record. + */ + if (pebs_data_cfg & ~cpuc->pebs_data_cfg) + cpuc->pebs_data_cfg |= pebs_data_cfg | PEBS_UPDATE_DS_SW; } - - if (update) - pebs_update_threshold(cpuc); } void intel_pmu_pebs_add(struct perf_event *event) @@ -1326,9 +1317,17 @@ static void intel_pmu_pebs_via_pt_enable(struct perf_event *event) wrmsrl(base + idx, value); } +static inline void intel_pmu_drain_large_pebs(struct cpu_hw_events *cpuc) +{ + if (cpuc->n_pebs == cpuc->n_large_pebs && + cpuc->n_pebs != cpuc->n_pebs_via_pt) + intel_pmu_drain_pebs_buffer(); +} + void intel_pmu_pebs_enable(struct perf_event *event) { struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events); + u64 pebs_data_cfg = cpuc->pebs_data_cfg & ~PEBS_UPDATE_DS_SW; struct hw_perf_event *hwc = &event->hw; struct debug_store *ds = cpuc->ds; unsigned int idx = hwc->idx; @@ -1344,11 +1343,22 @@ void intel_pmu_pebs_enable(struct perf_event *event) if (x86_pmu.intel_cap.pebs_baseline) { hwc->config |= ICL_EVENTSEL_ADAPTIVE; - if (cpuc->pebs_data_cfg != cpuc->active_pebs_data_cfg) { - wrmsrl(MSR_PEBS_DATA_CFG, cpuc->pebs_data_cfg); - cpuc->active_pebs_data_cfg = cpuc->pebs_data_cfg; + if (pebs_data_cfg != cpuc->active_pebs_data_cfg) { + /* + * drain_pebs() assumes uniform record size; + * hence we need to drain when changing said + * size. + */ + intel_pmu_drain_large_pebs(cpuc); + adaptive_pebs_record_size_update(); + wrmsrl(MSR_PEBS_DATA_CFG, pebs_data_cfg); + cpuc->active_pebs_data_cfg = pebs_data_cfg; } } + if (cpuc->pebs_data_cfg & PEBS_UPDATE_DS_SW) { + cpuc->pebs_data_cfg = pebs_data_cfg; + pebs_update_threshold(cpuc); + } if (idx >= INTEL_PMC_IDX_FIXED) { if (x86_pmu.intel_cap.pebs_format < 5) @@ -1391,9 +1401,7 @@ void intel_pmu_pebs_disable(struct perf_event *event) struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events); struct hw_perf_event *hwc = &event->hw; - if (cpuc->n_pebs == cpuc->n_large_pebs && - cpuc->n_pebs != cpuc->n_pebs_via_pt) - intel_pmu_drain_pebs_buffer(); + intel_pmu_drain_large_pebs(cpuc); cpuc->pebs_enabled &= ~(1ULL << hwc->idx); diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h index 8fc15ed5e60b..abf09882f58b 100644 --- a/arch/x86/include/asm/perf_event.h +++ b/arch/x86/include/asm/perf_event.h @@ -121,6 +121,9 @@ #define PEBS_DATACFG_LBRS BIT_ULL(3) #define PEBS_DATACFG_LBR_SHIFT 24 +/* Steal the highest bit of pebs_data_cfg for SW usage */ +#define PEBS_UPDATE_DS_SW BIT_ULL(63) + /* * Intel "Architectural Performance Monitoring" CPUID * detection/enumeration details: diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c index 4266b64631a4..7e331e8f3692 100644 --- a/arch/x86/kernel/amd_nb.c +++ b/arch/x86/kernel/amd_nb.c @@ -36,6 +36,7 @@ #define PCI_DEVICE_ID_AMD_19H_M50H_DF_F4 0x166e #define PCI_DEVICE_ID_AMD_19H_M60H_DF_F4 0x14e4 #define PCI_DEVICE_ID_AMD_19H_M70H_DF_F4 0x14f4 +#define PCI_DEVICE_ID_AMD_19H_M78H_DF_F4 0x12fc /* Protect the PCI config register pairs used for SMN. */ static DEFINE_MUTEX(smn_mutex); @@ -79,6 +80,7 @@ static const struct pci_device_id amd_nb_misc_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M50H_DF_F3) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M60H_DF_F3) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M70H_DF_F3) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M78H_DF_F3) }, {} }; diff --git a/arch/x86/lib/retpoline.S b/arch/x86/lib/retpoline.S index 27ef53fab6bd..b3b1e376dce8 100644 --- a/arch/x86/lib/retpoline.S +++ b/arch/x86/lib/retpoline.S @@ -144,8 +144,8 @@ SYM_CODE_END(__x86_indirect_jump_thunk_array) */ .align 64 .skip 63, 0xcc -SYM_FUNC_START_NOALIGN(zen_untrain_ret); - +SYM_START(zen_untrain_ret, SYM_L_GLOBAL, SYM_A_NONE) + ANNOTATE_NOENDBR /* * As executed from zen_untrain_ret, this is: * diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 9c35c958f2c8..65ecde3e2a5b 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1666,7 +1666,7 @@ static int nbd_dev_dbg_init(struct nbd_device *nbd) return -EIO; dir = debugfs_create_dir(nbd_name(nbd), nbd_dbg_dir); - if (!dir) { + if (IS_ERR(dir)) { dev_err(nbd_to_dev(nbd), "Failed to create debugfs dir for '%s'\n", nbd_name(nbd)); return -EIO; @@ -1692,7 +1692,7 @@ static int nbd_dbg_init(void) struct dentry *dbg_dir; dbg_dir = debugfs_create_dir("nbd", NULL); - if (!dbg_dir) + if (IS_ERR(dbg_dir)) return -EIO; nbd_dbg_dir = dbg_dir; diff --git a/drivers/block/rnbd/rnbd-proto.h b/drivers/block/rnbd/rnbd-proto.h index ea7ac8bca63c..da1d0542d7e2 100644 --- a/drivers/block/rnbd/rnbd-proto.h +++ b/drivers/block/rnbd/rnbd-proto.h @@ -241,7 +241,7 @@ static inline blk_opf_t rnbd_to_bio_flags(u32 rnbd_opf) bio_opf = REQ_OP_WRITE; break; case RNBD_OP_FLUSH: - bio_opf = REQ_OP_FLUSH | REQ_PREFLUSH; + bio_opf = REQ_OP_WRITE | REQ_PREFLUSH; break; case RNBD_OP_DISCARD: bio_opf = REQ_OP_DISCARD; diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c index c7331f519750..c7ed5d69e9ee 100644 --- a/drivers/block/ublk_drv.c +++ b/drivers/block/ublk_drv.c @@ -1281,7 +1281,7 @@ static inline int ublk_check_cmd_op(u32 cmd_op) { u32 ioc_type = _IOC_TYPE(cmd_op); - if (IS_ENABLED(CONFIG_BLKDEV_UBLK_LEGACY_OPCODES) && ioc_type != 'u') + if (!IS_ENABLED(CONFIG_BLKDEV_UBLK_LEGACY_OPCODES) && ioc_type != 'u') return -EOPNOTSUPP; if (ioc_type != 'u' && ioc_type != 0) diff --git a/drivers/cxl/core/pci.c b/drivers/cxl/core/pci.c index bdbd907884ce..f332fe7af92b 100644 --- a/drivers/cxl/core/pci.c +++ b/drivers/cxl/core/pci.c @@ -571,6 +571,7 @@ void read_cdat_data(struct cxl_port *port) /* Don't leave table data allocated on error */ devm_kfree(dev, cdat_table); dev_err(dev, "CDAT data read error\n"); + return; } port->cdat.table = cdat_table + sizeof(__le32); diff --git a/drivers/firewire/net.c b/drivers/firewire/net.c index af22be84034b..538bd677c254 100644 --- a/drivers/firewire/net.c +++ b/drivers/firewire/net.c @@ -706,21 +706,22 @@ static void fwnet_receive_packet(struct fw_card *card, struct fw_request *r, int rcode; if (destination == IEEE1394_ALL_NODES) { - kfree(r); - - return; - } - - if (offset != dev->handler.offset) + // Although the response to the broadcast packet is not necessarily required, the + // fw_send_response() function should still be called to maintain the reference + // counting of the object. In the case, the call of function just releases the + // object as a result to decrease the reference counting. + rcode = RCODE_COMPLETE; + } else if (offset != dev->handler.offset) { rcode = RCODE_ADDRESS_ERROR; - else if (tcode != TCODE_WRITE_BLOCK_REQUEST) + } else if (tcode != TCODE_WRITE_BLOCK_REQUEST) { rcode = RCODE_TYPE_ERROR; - else if (fwnet_incoming_packet(dev, payload, length, - source, generation, false) != 0) { + } else if (fwnet_incoming_packet(dev, payload, length, + source, generation, false) != 0) { dev_err(&dev->netdev->dev, "incoming packet failure\n"); rcode = RCODE_CONFLICT_ERROR; - } else + } else { rcode = RCODE_COMPLETE; + } fw_send_response(card, r, rcode); } diff --git a/drivers/firmware/sysfb_simplefb.c b/drivers/firmware/sysfb_simplefb.c index 82c64cb9f531..74363ed7501f 100644 --- a/drivers/firmware/sysfb_simplefb.c +++ b/drivers/firmware/sysfb_simplefb.c @@ -51,7 +51,8 @@ __init bool sysfb_parse_mode(const struct screen_info *si, * * It's not easily possible to fix this in struct screen_info, * as this could break UAPI. The best solution is to compute - * bits_per_pixel here and ignore lfb_depth. In the loop below, + * bits_per_pixel from the color bits, reserved bits and + * reported lfb_depth, whichever is highest. In the loop below, * ignore simplefb formats with alpha bits, as EFI and VESA * don't specify alpha channels. */ @@ -60,6 +61,7 @@ __init bool sysfb_parse_mode(const struct screen_info *si, si->green_size + si->green_pos, si->blue_size + si->blue_pos), si->rsvd_size + si->rsvd_pos); + bits_per_pixel = max_t(u32, bits_per_pixel, si->lfb_depth); } else { bits_per_pixel = si->lfb_depth; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 981a9cfb63b5..5c7d40873ee2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3757,6 +3757,12 @@ int amdgpu_device_init(struct amdgpu_device *adev, adev->have_atomics_support = ((struct amd_sriov_msg_pf2vf_info *) adev->virt.fw_reserve.p_pf2vf)->pcie_atomic_ops_support_flags == (PCI_EXP_DEVCAP2_ATOMIC_COMP32 | PCI_EXP_DEVCAP2_ATOMIC_COMP64); + /* APUs w/ gfx9 onwards doesn't reply on PCIe atomics, rather it is a + * internal path natively support atomics, set have_atomics_support to true. + */ + else if ((adev->flags & AMD_IS_APU) && + (adev->ip_versions[GC_HWIP][0] > IP_VERSION(9, 0, 0))) + adev->have_atomics_support = true; else adev->have_atomics_support = !pci_enable_atomic_ops_to_root(adev->pdev, @@ -4506,7 +4512,11 @@ static int amdgpu_device_recover_vram(struct amdgpu_device *adev) dev_info(adev->dev, "recover vram bo from shadow start\n"); mutex_lock(&adev->shadow_list_lock); list_for_each_entry(vmbo, &adev->shadow_list, shadow_list) { - shadow = &vmbo->bo; + /* If vm is compute context or adev is APU, shadow will be NULL */ + if (!vmbo->shadow) + continue; + shadow = vmbo->shadow; + /* No need to recover an evicted BO */ if (shadow->tbo.resource->mem_type != TTM_PL_TT || shadow->tbo.resource->start == AMDGPU_BO_INVALID_OFFSET || diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index 9d3a0542c996..f3f541ba0aca 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -687,9 +687,11 @@ int amdgpu_gfx_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *r if (r) return r; - r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0); - if (r) - goto late_fini; + if (adev->gfx.cp_ecc_error_irq.funcs) { + r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0); + if (r) + goto late_fini; + } } else { amdgpu_ras_feature_enable_on_boot(adev, ras_block, 0); } diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c index a9da0486467a..f5c376276984 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c @@ -1315,13 +1315,6 @@ static int gfx_v11_0_sw_init(void *handle) if (r) return r; - /* ECC error */ - r = amdgpu_irq_add_id(adev, SOC21_IH_CLIENTID_GRBM_CP, - GFX_11_0_0__SRCID__CP_ECC_ERROR, - &adev->gfx.cp_ecc_error_irq); - if (r) - return r; - /* FED error */ r = amdgpu_irq_add_id(adev, SOC21_IH_CLIENTID_GFX, GFX_11_0_0__SRCID__RLC_GC_FED_INTERRUPT, @@ -4444,7 +4437,6 @@ static int gfx_v11_0_hw_fini(void *handle) struct amdgpu_device *adev = (struct amdgpu_device *)handle; int r; - amdgpu_irq_put(adev, &adev->gfx.cp_ecc_error_irq, 0); amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0); amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0); @@ -5897,36 +5889,6 @@ static void gfx_v11_0_set_compute_eop_interrupt_state(struct amdgpu_device *adev } } -#define CP_ME1_PIPE_INST_ADDR_INTERVAL 0x1 -#define SET_ECC_ME_PIPE_STATE(reg_addr, state) \ - do { \ - uint32_t tmp = RREG32_SOC15_IP(GC, reg_addr); \ - tmp = REG_SET_FIELD(tmp, CP_ME1_PIPE0_INT_CNTL, CP_ECC_ERROR_INT_ENABLE, state); \ - WREG32_SOC15_IP(GC, reg_addr, tmp); \ - } while (0) - -static int gfx_v11_0_set_cp_ecc_error_state(struct amdgpu_device *adev, - struct amdgpu_irq_src *source, - unsigned type, - enum amdgpu_interrupt_state state) -{ - uint32_t ecc_irq_state = 0; - uint32_t pipe0_int_cntl_addr = 0; - int i = 0; - - ecc_irq_state = (state == AMDGPU_IRQ_STATE_ENABLE) ? 1 : 0; - - pipe0_int_cntl_addr = SOC15_REG_OFFSET(GC, 0, regCP_ME1_PIPE0_INT_CNTL); - - WREG32_FIELD15_PREREG(GC, 0, CP_INT_CNTL_RING0, CP_ECC_ERROR_INT_ENABLE, ecc_irq_state); - - for (i = 0; i < adev->gfx.mec.num_pipe_per_mec; i++) - SET_ECC_ME_PIPE_STATE(pipe0_int_cntl_addr + i * CP_ME1_PIPE_INST_ADDR_INTERVAL, - ecc_irq_state); - - return 0; -} - static int gfx_v11_0_set_eop_interrupt_state(struct amdgpu_device *adev, struct amdgpu_irq_src *src, unsigned type, @@ -6341,11 +6303,6 @@ static const struct amdgpu_irq_src_funcs gfx_v11_0_priv_inst_irq_funcs = { .process = gfx_v11_0_priv_inst_irq, }; -static const struct amdgpu_irq_src_funcs gfx_v11_0_cp_ecc_error_irq_funcs = { - .set = gfx_v11_0_set_cp_ecc_error_state, - .process = amdgpu_gfx_cp_ecc_error_irq, -}; - static const struct amdgpu_irq_src_funcs gfx_v11_0_rlc_gc_fed_irq_funcs = { .process = gfx_v11_0_rlc_gc_fed_irq, }; @@ -6361,9 +6318,6 @@ static void gfx_v11_0_set_irq_funcs(struct amdgpu_device *adev) adev->gfx.priv_inst_irq.num_types = 1; adev->gfx.priv_inst_irq.funcs = &gfx_v11_0_priv_inst_irq_funcs; - adev->gfx.cp_ecc_error_irq.num_types = 1; /* CP ECC error */ - adev->gfx.cp_ecc_error_irq.funcs = &gfx_v11_0_cp_ecc_error_irq_funcs; - adev->gfx.rlc_gc_fed_irq.num_types = 1; /* 0x80 FED error */ adev->gfx.rlc_gc_fed_irq.funcs = &gfx_v11_0_rlc_gc_fed_irq_funcs; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index adbcd8127c82..f46d4b18a3fa 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -3764,7 +3764,8 @@ static int gfx_v9_0_hw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - amdgpu_irq_put(adev, &adev->gfx.cp_ecc_error_irq, 0); + if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX)) + amdgpu_irq_put(adev, &adev->gfx.cp_ecc_error_irq, 0); amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0); amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0); diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c index c55e09432e26..1c2292cc5f2c 100644 --- a/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c @@ -54,6 +54,7 @@ static int jpeg_v3_0_early_init(void *handle) switch (adev->ip_versions[UVD_HWIP][0]) { case IP_VERSION(3, 1, 1): + case IP_VERSION(3, 1, 2): break; default: harvest = RREG32_SOC15(JPEG, 0, mmCC_UVD_HARVESTING); diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c index 98c826f1f89b..0fb6013441f0 100644 --- a/drivers/gpu/drm/amd/amdgpu/nv.c +++ b/drivers/gpu/drm/amd/amdgpu/nv.c @@ -98,6 +98,16 @@ static const struct amdgpu_video_codecs nv_video_codecs_decode = }; /* Sienna Cichlid */ +static const struct amdgpu_video_codec_info sc_video_codecs_encode_array[] = { + {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2160, 0)}, + {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 7680, 4352, 0)}, +}; + +static const struct amdgpu_video_codecs sc_video_codecs_encode = { + .codec_count = ARRAY_SIZE(sc_video_codecs_encode_array), + .codec_array = sc_video_codecs_encode_array, +}; + static const struct amdgpu_video_codec_info sc_video_codecs_decode_array_vcn0[] = { {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)}, @@ -136,8 +146,8 @@ static const struct amdgpu_video_codecs sc_video_codecs_decode_vcn1 = /* SRIOV Sienna Cichlid, not const since data is controlled by host */ static struct amdgpu_video_codec_info sriov_sc_video_codecs_encode_array[] = { - {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)}, - {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)}, + {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2160, 0)}, + {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 7680, 4352, 0)}, }; static struct amdgpu_video_codec_info sriov_sc_video_codecs_decode_array_vcn0[] = @@ -237,12 +247,12 @@ static int nv_query_video_codecs(struct amdgpu_device *adev, bool encode, } else { if (adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0) { if (encode) - *codecs = &nv_video_codecs_encode; + *codecs = &sc_video_codecs_encode; else *codecs = &sc_video_codecs_decode_vcn1; } else { if (encode) - *codecs = &nv_video_codecs_encode; + *codecs = &sc_video_codecs_encode; else *codecs = &sc_video_codecs_decode_vcn0; } @@ -251,14 +261,14 @@ static int nv_query_video_codecs(struct amdgpu_device *adev, bool encode, case IP_VERSION(3, 0, 16): case IP_VERSION(3, 0, 2): if (encode) - *codecs = &nv_video_codecs_encode; + *codecs = &sc_video_codecs_encode; else *codecs = &sc_video_codecs_decode_vcn0; return 0; case IP_VERSION(3, 1, 1): case IP_VERSION(3, 1, 2): if (encode) - *codecs = &nv_video_codecs_encode; + *codecs = &sc_video_codecs_encode; else *codecs = &yc_video_codecs_decode; return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index b3cc04dd8653..9295ac7edd56 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -1917,9 +1917,11 @@ static int sdma_v4_0_hw_fini(void *handle) return 0; } - for (i = 0; i < adev->sdma.num_instances; i++) { - amdgpu_irq_put(adev, &adev->sdma.ecc_irq, - AMDGPU_SDMA_IRQ_INSTANCE0 + i); + if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__SDMA)) { + for (i = 0; i < adev->sdma.num_instances; i++) { + amdgpu_irq_put(adev, &adev->sdma.ecc_irq, + AMDGPU_SDMA_IRQ_INSTANCE0 + i); + } } sdma_v4_0_ctx_switch_enable(adev, false); diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c index 744be2a05623..d77162536514 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc21.c +++ b/drivers/gpu/drm/amd/amdgpu/soc21.c @@ -711,7 +711,7 @@ static int soc21_common_early_init(void *handle) AMD_PG_SUPPORT_VCN_DPG | AMD_PG_SUPPORT_GFX_PG | AMD_PG_SUPPORT_JPEG; - adev->external_rev_id = adev->rev_id + 0x1; + adev->external_rev_id = adev->rev_id + 0x80; break; default: diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c index 40c488b26901..cc3fe9cac5b5 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c @@ -423,3 +423,68 @@ void dcn314_hubp_pg_control(struct dce_hwseq *hws, unsigned int hubp_inst, bool PERF_TRACE(); } +static void apply_symclk_on_tx_off_wa(struct dc_link *link) +{ + /* There are use cases where SYMCLK is referenced by OTG. For instance + * for TMDS signal, OTG relies SYMCLK even if TX video output is off. + * However current link interface will power off PHY when disabling link + * output. This will turn off SYMCLK generated by PHY. The workaround is + * to identify such case where SYMCLK is still in use by OTG when we + * power off PHY. When this is detected, we will temporarily power PHY + * back on and move PHY's SYMCLK state to SYMCLK_ON_TX_OFF by calling + * program_pix_clk interface. When OTG is disabled, we will then power + * off PHY by calling disable link output again. + * + * In future dcn generations, we plan to rework transmitter control + * interface so that we could have an option to set SYMCLK ON TX OFF + * state in one step without this workaround + */ + + struct dc *dc = link->ctx->dc; + struct pipe_ctx *pipe_ctx = NULL; + uint8_t i; + + if (link->phy_state.symclk_ref_cnts.otg > 0) { + for (i = 0; i < MAX_PIPES; i++) { + pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i]; + if (pipe_ctx->stream && pipe_ctx->stream->link == link && pipe_ctx->top_pipe == NULL) { + pipe_ctx->clock_source->funcs->program_pix_clk( + pipe_ctx->clock_source, + &pipe_ctx->stream_res.pix_clk_params, + dc->link_srv->dp_get_encoding_format( + &pipe_ctx->link_config.dp_link_settings), + &pipe_ctx->pll_settings); + link->phy_state.symclk_state = SYMCLK_ON_TX_OFF; + break; + } + } + } +} + +void dcn314_disable_link_output(struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal) +{ + struct dc *dc = link->ctx->dc; + const struct link_hwss *link_hwss = get_link_hwss(link, link_res); + struct dmcu *dmcu = dc->res_pool->dmcu; + + if (signal == SIGNAL_TYPE_EDP && + link->dc->hwss.edp_backlight_control) + link->dc->hwss.edp_backlight_control(link, false); + else if (dmcu != NULL && dmcu->funcs->lock_phy) + dmcu->funcs->lock_phy(dmcu); + + link_hwss->disable_link_output(link, link_res, signal); + link->phy_state.symclk_state = SYMCLK_OFF_TX_OFF; + /* + * Add the logic to extract BOTH power up and power down sequences + * from enable/disable link output and only call edp panel control + * in enable_link_dp and disable_link_dp once. + */ + if (dmcu != NULL && dmcu->funcs->lock_phy) + dmcu->funcs->unlock_phy(dmcu); + dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_DISABLE_LINK_PHY); + + apply_symclk_on_tx_off_wa(link); +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h index c786d5e6a428..6d0b62503caa 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h @@ -45,4 +45,6 @@ void dcn314_hubp_pg_control(struct dce_hwseq *hws, unsigned int hubp_inst, bool void dcn314_dpp_root_clock_control(struct dce_hwseq *hws, unsigned int dpp_inst, bool clock_on); +void dcn314_disable_link_output(struct dc_link *link, const struct link_resource *link_res, enum signal_type signal); + #endif /* __DC_HWSS_DCN314_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c index 5267e901a35c..a588f46b166f 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c @@ -105,7 +105,7 @@ static const struct hw_sequencer_funcs dcn314_funcs = { .enable_lvds_link_output = dce110_enable_lvds_link_output, .enable_tmds_link_output = dce110_enable_tmds_link_output, .enable_dp_link_output = dce110_enable_dp_link_output, - .disable_link_output = dce110_disable_link_output, + .disable_link_output = dcn314_disable_link_output, .z10_restore = dcn31_z10_restore, .z10_save_init = dcn31_z10_save_init, .set_disp_pattern_generator = dcn30_set_disp_pattern_generator, diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c index 13c7e7394b1c..d75248b6cae9 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c @@ -810,7 +810,8 @@ static void DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerforman v->SwathHeightY[k], v->SwathHeightC[k], TWait, - v->DRAMSpeedPerState[mode_lib->vba.VoltageLevel] <= MEM_STROBE_FREQ_MHZ ? + (v->DRAMSpeedPerState[mode_lib->vba.VoltageLevel] <= MEM_STROBE_FREQ_MHZ || + v->DCFCLKPerState[mode_lib->vba.VoltageLevel] <= MIN_DCFCLK_FREQ_MHZ) ? mode_lib->vba.ip.min_prefetch_in_strobe_us : 0, /* Output */ &v->DSTXAfterScaler[k], @@ -3310,7 +3311,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l v->swath_width_chroma_ub_this_state[k], v->SwathHeightYThisState[k], v->SwathHeightCThisState[k], v->TWait, - v->DRAMSpeedPerState[i] <= MEM_STROBE_FREQ_MHZ ? + (v->DRAMSpeedPerState[i] <= MEM_STROBE_FREQ_MHZ || v->DCFCLKState[i][j] <= MIN_DCFCLK_FREQ_MHZ) ? mode_lib->vba.ip.min_prefetch_in_strobe_us : 0, /* Output */ diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.h b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.h index 500b3dd6052d..d98e36a9a09c 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.h +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.h @@ -53,6 +53,7 @@ #define BPP_BLENDED_PIPE 0xffffffff #define MEM_STROBE_FREQ_MHZ 1600 +#define MIN_DCFCLK_FREQ_MHZ 200 #define MEM_STROBE_MAX_DELIVERY_TIME_US 60.0 struct display_mode_lib; diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c index 300e156b924f..078aaaa53162 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c @@ -36,6 +36,8 @@ #define amdgpu_dpm_enable_bapm(adev, e) \ ((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e))) +#define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev)) + int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low) { const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; @@ -1460,15 +1462,24 @@ int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) { - struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; - struct smu_context *smu = adev->powerplay.pp_handle; + if (is_support_sw_smu(adev)) { + struct smu_context *smu = adev->powerplay.pp_handle; - if ((is_support_sw_smu(adev) && smu->od_enabled) || - (is_support_sw_smu(adev) && smu->is_apu) || - (!is_support_sw_smu(adev) && hwmgr->od_enabled)) - return true; + return (smu->od_enabled || smu->is_apu); + } else { + struct pp_hwmgr *hwmgr; - return false; + /* + * dpm on some legacy asics don't carry od_enabled member + * as its pp_handle is casted directly from adev. + */ + if (amdgpu_dpm_is_legacy_dpm(adev)) + return false; + + hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; + + return hwmgr->od_enabled; + } } int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c index 794ffd4a29c5..f32ce29edba7 100644 --- a/drivers/gpu/drm/ast/ast_main.c +++ b/drivers/gpu/drm/ast/ast_main.c @@ -425,11 +425,12 @@ struct ast_device *ast_device_create(const struct drm_driver *drv, return ERR_PTR(-EIO); /* - * If we don't have IO space at all, use MMIO now and - * assume the chip has MMIO enabled by default (rev 0x20 - * and higher). + * After AST2500, MMIO is enabled by default, and it should be adopted + * to be compatible with Arm. */ - if (!(pci_resource_flags(pdev, 2) & IORESOURCE_IO)) { + if (pdev->revision >= 0x40) { + ast->ioregs = ast->regs + AST_IO_MM_OFFSET; + } else if (!(pci_resource_flags(pdev, 2) & IORESOURCE_IO)) { drm_info(dev, "platform has no IO space, trying MMIO\n"); ast->ioregs = ast->regs + AST_IO_MM_OFFSET; } diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 64458982be40..6bb1b8b27d7a 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -641,19 +641,27 @@ static void drm_fb_helper_damage(struct drm_fb_helper *helper, u32 x, u32 y, static void drm_fb_helper_memory_range_to_clip(struct fb_info *info, off_t off, size_t len, struct drm_rect *clip) { + u32 line_length = info->fix.line_length; + u32 fb_height = info->var.yres; off_t end = off + len; u32 x1 = 0; - u32 y1 = off / info->fix.line_length; + u32 y1 = off / line_length; u32 x2 = info->var.xres; - u32 y2 = DIV_ROUND_UP(end, info->fix.line_length); + u32 y2 = DIV_ROUND_UP(end, line_length); + + /* Don't allow any of them beyond the bottom bound of display area */ + if (y1 > fb_height) + y1 = fb_height; + if (y2 > fb_height) + y2 = fb_height; if ((y2 - y1) == 1) { /* * We've only written to a single scanline. Try to reduce * the number of horizontal pixels that need an update. */ - off_t bit_off = (off % info->fix.line_length) * 8; - off_t bit_end = (end % info->fix.line_length) * 8; + off_t bit_off = (off % line_length) * 8; + off_t bit_end = (end % line_length) * 8; x1 = bit_off / info->var.bits_per_pixel; x2 = DIV_ROUND_UP(bit_end, info->var.bits_per_pixel); diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c index 295382cd09b0..3fd6c733ff4e 100644 --- a/drivers/gpu/drm/drm_mipi_dsi.c +++ b/drivers/gpu/drm/drm_mipi_dsi.c @@ -221,7 +221,7 @@ mipi_dsi_device_register_full(struct mipi_dsi_host *host, return dsi; } - dsi->dev.of_node = info->node; + device_set_node(&dsi->dev, of_fwnode_handle(info->node)); dsi->channel = info->channel; strlcpy(dsi->name, info->type, sizeof(dsi->name)); diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 06a0ca157e89..e4f4d2e3fdfe 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -62,10 +62,11 @@ config DRM_I915_FORCE_PROBE This is the default value for the i915.force_probe module parameter. Using the module parameter overrides this option. - Force probe the i915 for Intel graphics devices that are - recognized but not properly supported by this kernel version. It is - recommended to upgrade to a kernel version with proper support as soon - as it is available. + Force probe the i915 driver for Intel graphics devices that are + recognized but not properly supported by this kernel version. Force + probing an unsupported device taints the kernel. It is recommended to + upgrade to a kernel version with proper support as soon as it is + available. It can also be used to block the probe of recognized and fully supported devices. @@ -75,7 +76,8 @@ config DRM_I915_FORCE_PROBE Use "<pci-id>[,<pci-id>,...]" to force probe the i915 for listed devices. For example, "4500" or "4500,4571". - Use "*" to force probe the driver for all known devices. + Use "*" to force probe the driver for all known devices. Not + recommended. Use "!" right before the ID to block the probe of the device. For example, "4500,!4571" forces the probe of 4500 and blocks the probe of diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c index 40de9f0f171b..f33164b10292 100644 --- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c +++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c @@ -1028,7 +1028,7 @@ intel_prepare_plane_fb(struct drm_plane *_plane, int ret; if (old_obj) { - const struct intel_crtc_state *crtc_state = + const struct intel_crtc_state *new_crtc_state = intel_atomic_get_new_crtc_state(state, to_intel_crtc(old_plane_state->hw.crtc)); @@ -1043,7 +1043,7 @@ intel_prepare_plane_fb(struct drm_plane *_plane, * This should only fail upon a hung GPU, in which case we * can safely continue. */ - if (intel_crtc_needs_modeset(crtc_state)) { + if (new_crtc_state && intel_crtc_needs_modeset(new_crtc_state)) { ret = i915_sw_fence_await_reservation(&state->commit_ready, old_obj->base.resv, false, 0, diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index f0bace9d98a1..529ee22be872 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1601,6 +1601,11 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp, pipe_config->dsc.slice_count = drm_dp_dsc_sink_max_slice_count(intel_dp->dsc_dpcd, true); + if (!pipe_config->dsc.slice_count) { + drm_dbg_kms(&dev_priv->drm, "Unsupported Slice Count %d\n", + pipe_config->dsc.slice_count); + return -EINVAL; + } } else { u16 dsc_max_output_bpp = 0; u8 dsc_dp_slice_count; diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c index cf49188db6a6..e0e793167d61 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c @@ -31,12 +31,14 @@ { FORCEWAKE_MT, 0, 0, "FORCEWAKE" } #define COMMON_GEN9BASE_GLOBAL \ - { GEN8_FAULT_TLB_DATA0, 0, 0, "GEN8_FAULT_TLB_DATA0" }, \ - { GEN8_FAULT_TLB_DATA1, 0, 0, "GEN8_FAULT_TLB_DATA1" }, \ { ERROR_GEN6, 0, 0, "ERROR_GEN6" }, \ { DONE_REG, 0, 0, "DONE_REG" }, \ { HSW_GTT_CACHE_EN, 0, 0, "HSW_GTT_CACHE_EN" } +#define GEN9_GLOBAL \ + { GEN8_FAULT_TLB_DATA0, 0, 0, "GEN8_FAULT_TLB_DATA0" }, \ + { GEN8_FAULT_TLB_DATA1, 0, 0, "GEN8_FAULT_TLB_DATA1" } + #define COMMON_GEN12BASE_GLOBAL \ { GEN12_FAULT_TLB_DATA0, 0, 0, "GEN12_FAULT_TLB_DATA0" }, \ { GEN12_FAULT_TLB_DATA1, 0, 0, "GEN12_FAULT_TLB_DATA1" }, \ @@ -142,6 +144,7 @@ static const struct __guc_mmio_reg_descr xe_lpd_gsc_inst_regs[] = { static const struct __guc_mmio_reg_descr default_global_regs[] = { COMMON_BASE_GLOBAL, COMMON_GEN9BASE_GLOBAL, + GEN9_GLOBAL, }; static const struct __guc_mmio_reg_descr default_rc_class_regs[] = { diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 2a012da8ccfa..edcfb5fe20b2 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -1344,6 +1344,12 @@ static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) return -ENODEV; } + if (intel_info->require_force_probe) { + dev_info(&pdev->dev, "Force probing unsupported Device ID %04x, tainting kernel\n", + pdev->device); + add_taint(TAINT_USER, LOCKDEP_STILL_OK); + } + /* Only bind to function 0 of the device. Early generations * used function 1 as a placeholder for multi-head. This causes * us confusion instead, especially on the systems where both diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0012.h b/drivers/gpu/drm/nouveau/include/nvif/if0012.h index eb99d84eb844..16d4ad5023a3 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/if0012.h +++ b/drivers/gpu/drm/nouveau/include/nvif/if0012.h @@ -2,6 +2,8 @@ #ifndef __NVIF_IF0012_H__ #define __NVIF_IF0012_H__ +#include <drm/display/drm_dp.h> + union nvif_outp_args { struct nvif_outp_v0 { __u8 version; @@ -63,7 +65,7 @@ union nvif_outp_acquire_args { __u8 hda; __u8 mst; __u8 pad04[4]; - __u8 dpcd[16]; + __u8 dpcd[DP_RECEIVER_CAP_SIZE]; } dp; }; } v0; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h index b7631c1ab242..4e7f873f66e2 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h @@ -3,6 +3,7 @@ #define __NVKM_DISP_OUTP_H__ #include "priv.h" +#include <drm/display/drm_dp.h> #include <subdev/bios.h> #include <subdev/bios/dcb.h> #include <subdev/bios/dp.h> @@ -42,7 +43,7 @@ struct nvkm_outp { bool aux_pwr_pu; u8 lttpr[6]; u8 lttprs; - u8 dpcd[16]; + u8 dpcd[DP_RECEIVER_CAP_SIZE]; struct { int dpcd; /* -1, or index into SUPPORTED_LINK_RATES table */ diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c index 4f0ca709c85a..fc283a4a1522 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c @@ -146,7 +146,7 @@ nvkm_uoutp_mthd_release(struct nvkm_outp *outp, void *argv, u32 argc) } static int -nvkm_uoutp_mthd_acquire_dp(struct nvkm_outp *outp, u8 dpcd[16], +nvkm_uoutp_mthd_acquire_dp(struct nvkm_outp *outp, u8 dpcd[DP_RECEIVER_CAP_SIZE], u8 link_nr, u8 link_bw, bool hda, bool mst) { int ret; diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index fcd5bd7e5e8e..8c183639603e 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -309,7 +309,7 @@ static void drm_sched_start_timeout(struct drm_gpu_scheduler *sched) */ void drm_sched_fault(struct drm_gpu_scheduler *sched) { - if (sched->ready) + if (sched->timeout_wq) mod_delayed_work(sched->timeout_wq, &sched->work_tdr, 0); } EXPORT_SYMBOL(drm_sched_fault); diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index ba2f6a4f8c16..7b177b9fbb09 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -507,6 +507,7 @@ static const struct pci_device_id k10temp_id_table[] = { { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M50H_DF_F3) }, { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M60H_DF_F3) }, { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M70H_DF_F3) }, + { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M78H_DF_F3) }, { PCI_VDEVICE(HYGON, PCI_DEVICE_ID_AMD_17H_DF_F3) }, {} }; diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c index 75c92e282fa2..19a4a085f73a 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c @@ -1035,7 +1035,6 @@ static int mdp_comp_sub_create(struct mdp_dev *mdp) { struct device *dev = &mdp->pdev->dev; struct device_node *node, *parent; - const struct mtk_mdp_driver_data *data = mdp->mdp_data; parent = dev->of_node->parent; @@ -1045,7 +1044,7 @@ static int mdp_comp_sub_create(struct mdp_dev *mdp) int id, alias_id; struct mdp_comp *comp; - of_id = of_match_node(data->mdp_sub_comp_dt_ids, node); + of_id = of_match_node(mdp->mdp_data->mdp_sub_comp_dt_ids, node); if (!of_id) continue; if (!of_device_is_available(node)) { diff --git a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c index 238521622b75..253e77189b69 100644 --- a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c +++ b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c @@ -378,8 +378,8 @@ static int mxc_isi_runtime_resume(struct device *dev) } static const struct dev_pm_ops mxc_isi_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(mxc_isi_pm_suspend, mxc_isi_pm_resume) - SET_RUNTIME_PM_OPS(mxc_isi_runtime_suspend, mxc_isi_runtime_resume, NULL) + SYSTEM_SLEEP_PM_OPS(mxc_isi_pm_suspend, mxc_isi_pm_resume) + RUNTIME_PM_OPS(mxc_isi_runtime_suspend, mxc_isi_runtime_resume, NULL) }; /* ----------------------------------------------------------------------------- @@ -528,7 +528,7 @@ static struct platform_driver mxc_isi_driver = { .driver = { .of_match_table = mxc_isi_of_match, .name = MXC_ISI_DRIVER_NAME, - .pm = &mxc_isi_pm_ops, + .pm = pm_ptr(&mxc_isi_pm_ops), } }; module_platform_driver(mxc_isi_driver); diff --git a/drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c b/drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c index db538f3d88ec..19e80b95ffea 100644 --- a/drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c +++ b/drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c @@ -29,11 +29,10 @@ static inline void mxc_isi_write(struct mxc_isi_pipe *pipe, u32 reg, u32 val) void mxc_isi_channel_set_inbuf(struct mxc_isi_pipe *pipe, dma_addr_t dma_addr) { - mxc_isi_write(pipe, CHNL_IN_BUF_ADDR, dma_addr); -#if CONFIG_ARCH_DMA_ADDR_T_64BIT + mxc_isi_write(pipe, CHNL_IN_BUF_ADDR, lower_32_bits(dma_addr)); if (pipe->isi->pdata->has_36bit_dma) - mxc_isi_write(pipe, CHNL_IN_BUF_XTND_ADDR, dma_addr >> 32); -#endif + mxc_isi_write(pipe, CHNL_IN_BUF_XTND_ADDR, + upper_32_bits(dma_addr)); } void mxc_isi_channel_set_outbuf(struct mxc_isi_pipe *pipe, @@ -45,34 +44,36 @@ void mxc_isi_channel_set_outbuf(struct mxc_isi_pipe *pipe, val = mxc_isi_read(pipe, CHNL_OUT_BUF_CTRL); if (buf_id == MXC_ISI_BUF1) { - mxc_isi_write(pipe, CHNL_OUT_BUF1_ADDR_Y, dma_addrs[0]); - mxc_isi_write(pipe, CHNL_OUT_BUF1_ADDR_U, dma_addrs[1]); - mxc_isi_write(pipe, CHNL_OUT_BUF1_ADDR_V, dma_addrs[2]); -#if CONFIG_ARCH_DMA_ADDR_T_64BIT + mxc_isi_write(pipe, CHNL_OUT_BUF1_ADDR_Y, + lower_32_bits(dma_addrs[0])); + mxc_isi_write(pipe, CHNL_OUT_BUF1_ADDR_U, + lower_32_bits(dma_addrs[1])); + mxc_isi_write(pipe, CHNL_OUT_BUF1_ADDR_V, + lower_32_bits(dma_addrs[2])); if (pipe->isi->pdata->has_36bit_dma) { mxc_isi_write(pipe, CHNL_Y_BUF1_XTND_ADDR, - dma_addrs[0] >> 32); + upper_32_bits(dma_addrs[0])); mxc_isi_write(pipe, CHNL_U_BUF1_XTND_ADDR, - dma_addrs[1] >> 32); + upper_32_bits(dma_addrs[1])); mxc_isi_write(pipe, CHNL_V_BUF1_XTND_ADDR, - dma_addrs[2] >> 32); + upper_32_bits(dma_addrs[2])); } -#endif val ^= CHNL_OUT_BUF_CTRL_LOAD_BUF1_ADDR; } else { - mxc_isi_write(pipe, CHNL_OUT_BUF2_ADDR_Y, dma_addrs[0]); - mxc_isi_write(pipe, CHNL_OUT_BUF2_ADDR_U, dma_addrs[1]); - mxc_isi_write(pipe, CHNL_OUT_BUF2_ADDR_V, dma_addrs[2]); -#if CONFIG_ARCH_DMA_ADDR_T_64BIT + mxc_isi_write(pipe, CHNL_OUT_BUF2_ADDR_Y, + lower_32_bits(dma_addrs[0])); + mxc_isi_write(pipe, CHNL_OUT_BUF2_ADDR_U, + lower_32_bits(dma_addrs[1])); + mxc_isi_write(pipe, CHNL_OUT_BUF2_ADDR_V, + lower_32_bits(dma_addrs[2])); if (pipe->isi->pdata->has_36bit_dma) { mxc_isi_write(pipe, CHNL_Y_BUF2_XTND_ADDR, - dma_addrs[0] >> 32); + upper_32_bits(dma_addrs[0])); mxc_isi_write(pipe, CHNL_U_BUF2_XTND_ADDR, - dma_addrs[1] >> 32); + upper_32_bits(dma_addrs[1])); mxc_isi_write(pipe, CHNL_V_BUF2_XTND_ADDR, - dma_addrs[2] >> 32); + upper_32_bits(dma_addrs[2])); } -#endif val ^= CHNL_OUT_BUF_CTRL_LOAD_BUF2_ADDR; } diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c index 98bfd445a649..2a77353f10b5 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c +++ b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c @@ -728,11 +728,9 @@ static int rvin_setup(struct rvin_dev *vin) case V4L2_FIELD_SEQ_TB: case V4L2_FIELD_SEQ_BT: case V4L2_FIELD_NONE: - vnmc = VNMC_IM_ODD_EVEN; - progressive = true; - break; case V4L2_FIELD_ALTERNATE: vnmc = VNMC_IM_ODD_EVEN; + progressive = true; break; default: vnmc = VNMC_IM_ODD; @@ -1312,12 +1310,23 @@ static int rvin_mc_validate_format(struct rvin_dev *vin, struct v4l2_subdev *sd, } if (rvin_scaler_needed(vin)) { + /* Gen3 can't scale NV12 */ + if (vin->info->model == RCAR_GEN3 && + vin->format.pixelformat == V4L2_PIX_FMT_NV12) + return -EPIPE; + if (!vin->scaler) return -EPIPE; } else { - if (fmt.format.width != vin->format.width || - fmt.format.height != vin->format.height) - return -EPIPE; + if (vin->format.pixelformat == V4L2_PIX_FMT_NV12) { + if (ALIGN(fmt.format.width, 32) != vin->format.width || + ALIGN(fmt.format.height, 32) != vin->format.height) + return -EPIPE; + } else { + if (fmt.format.width != vin->format.width || + fmt.format.height != vin->format.height) + return -EPIPE; + } } if (fmt.format.code != vin->mbus_code) diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index c2d080fc4fc4..27cbe148f0db 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -84,6 +84,11 @@ nla_put_failure: return -EMSGSIZE; } +/* Limit the max delay range to 300s */ +static struct netlink_range_validation delay_range = { + .max = 300000, +}; + static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = { [IFLA_BOND_MODE] = { .type = NLA_U8 }, [IFLA_BOND_ACTIVE_SLAVE] = { .type = NLA_U32 }, @@ -114,7 +119,7 @@ static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = { [IFLA_BOND_AD_ACTOR_SYSTEM] = { .type = NLA_BINARY, .len = ETH_ALEN }, [IFLA_BOND_TLB_DYNAMIC_LB] = { .type = NLA_U8 }, - [IFLA_BOND_PEER_NOTIF_DELAY] = { .type = NLA_U32 }, + [IFLA_BOND_PEER_NOTIF_DELAY] = NLA_POLICY_FULL_RANGE(NLA_U32, &delay_range), [IFLA_BOND_MISSED_MAX] = { .type = NLA_U8 }, [IFLA_BOND_NS_IP6_TARGET] = { .type = NLA_NESTED }, }; diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c index 0498fc6731f8..f3f27f0bd2a6 100644 --- a/drivers/net/bonding/bond_options.c +++ b/drivers/net/bonding/bond_options.c @@ -169,6 +169,12 @@ static const struct bond_opt_value bond_num_peer_notif_tbl[] = { { NULL, -1, 0} }; +static const struct bond_opt_value bond_peer_notif_delay_tbl[] = { + { "off", 0, 0}, + { "maxval", 300000, BOND_VALFLAG_MAX}, + { NULL, -1, 0} +}; + static const struct bond_opt_value bond_primary_reselect_tbl[] = { { "always", BOND_PRI_RESELECT_ALWAYS, BOND_VALFLAG_DEFAULT}, { "better", BOND_PRI_RESELECT_BETTER, 0}, @@ -488,7 +494,7 @@ static const struct bond_option bond_opts[BOND_OPT_LAST] = { .id = BOND_OPT_PEER_NOTIF_DELAY, .name = "peer_notif_delay", .desc = "Delay between each peer notification on failover event, in milliseconds", - .values = bond_intmax_tbl, + .values = bond_peer_notif_delay_tbl, .set = bond_option_peer_notif_delay_set } }; diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c index 57ce74315eba..caa00c72aeeb 100644 --- a/drivers/net/ethernet/google/gve/gve_main.c +++ b/drivers/net/ethernet/google/gve/gve_main.c @@ -294,19 +294,6 @@ static int gve_napi_poll_dqo(struct napi_struct *napi, int budget) bool reschedule = false; int work_done = 0; - /* Clear PCI MSI-X Pending Bit Array (PBA) - * - * This bit is set if an interrupt event occurs while the vector is - * masked. If this bit is set and we reenable the interrupt, it will - * fire again. Since we're just about to poll the queue state, we don't - * need it to fire again. - * - * Under high softirq load, it's possible that the interrupt condition - * is triggered twice before we got the chance to process it. - */ - gve_write_irq_doorbell_dqo(priv, block, - GVE_ITR_NO_UPDATE_DQO | GVE_ITR_CLEAR_PBA_BIT_DQO); - if (block->tx) reschedule |= gve_tx_poll_dqo(block, /*do_clean=*/true); diff --git a/drivers/net/ethernet/mediatek/mtk_wed.c b/drivers/net/ethernet/mediatek/mtk_wed.c index 4c205afbd230..985cff910f30 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed.c +++ b/drivers/net/ethernet/mediatek/mtk_wed.c @@ -654,7 +654,7 @@ __mtk_wed_detach(struct mtk_wed_device *dev) BIT(hw->index), BIT(hw->index)); } - if (!hw_list[!hw->index]->wed_dev && + if ((!hw_list[!hw->index] || !hw_list[!hw->index]->wed_dev) && hw->eth->dma_dev != hw->eth->dev) mtk_eth_set_dma_device(hw->eth, hw->eth->dev); diff --git a/drivers/net/ethernet/mscc/vsc7514_regs.c b/drivers/net/ethernet/mscc/vsc7514_regs.c index ef6fd3f6be30..5595bfe84bbb 100644 --- a/drivers/net/ethernet/mscc/vsc7514_regs.c +++ b/drivers/net/ethernet/mscc/vsc7514_regs.c @@ -307,15 +307,15 @@ static const u32 vsc7514_sys_regmap[] = { REG(SYS_COUNT_DROP_YELLOW_PRIO_4, 0x000218), REG(SYS_COUNT_DROP_YELLOW_PRIO_5, 0x00021c), REG(SYS_COUNT_DROP_YELLOW_PRIO_6, 0x000220), - REG(SYS_COUNT_DROP_YELLOW_PRIO_7, 0x000214), - REG(SYS_COUNT_DROP_GREEN_PRIO_0, 0x000218), - REG(SYS_COUNT_DROP_GREEN_PRIO_1, 0x00021c), - REG(SYS_COUNT_DROP_GREEN_PRIO_2, 0x000220), - REG(SYS_COUNT_DROP_GREEN_PRIO_3, 0x000224), - REG(SYS_COUNT_DROP_GREEN_PRIO_4, 0x000228), - REG(SYS_COUNT_DROP_GREEN_PRIO_5, 0x00022c), - REG(SYS_COUNT_DROP_GREEN_PRIO_6, 0x000230), - REG(SYS_COUNT_DROP_GREEN_PRIO_7, 0x000234), + REG(SYS_COUNT_DROP_YELLOW_PRIO_7, 0x000224), + REG(SYS_COUNT_DROP_GREEN_PRIO_0, 0x000228), + REG(SYS_COUNT_DROP_GREEN_PRIO_1, 0x00022c), + REG(SYS_COUNT_DROP_GREEN_PRIO_2, 0x000230), + REG(SYS_COUNT_DROP_GREEN_PRIO_3, 0x000234), + REG(SYS_COUNT_DROP_GREEN_PRIO_4, 0x000238), + REG(SYS_COUNT_DROP_GREEN_PRIO_5, 0x00023c), + REG(SYS_COUNT_DROP_GREEN_PRIO_6, 0x000240), + REG(SYS_COUNT_DROP_GREEN_PRIO_7, 0x000244), REG(SYS_RESET_CFG, 0x000508), REG(SYS_CMID, 0x00050c), REG(SYS_VLAN_ETYPE_CFG, 0x000510), diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h index 4538f334df57..d3c5306f1c41 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h @@ -181,6 +181,7 @@ enum power_event { #define GMAC4_LPI_CTRL_STATUS 0xd0 #define GMAC4_LPI_TIMER_CTRL 0xd4 #define GMAC4_LPI_ENTRY_TIMER 0xd8 +#define GMAC4_MAC_ONEUS_TIC_COUNTER 0xdc /* LPI control and status defines */ #define GMAC4_LPI_CTRL_STATUS_LPITCSE BIT(21) /* LPI Tx Clock Stop Enable */ diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c index afaec3fb9ab6..03b1c5a97826 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c @@ -25,6 +25,7 @@ static void dwmac4_core_init(struct mac_device_info *hw, struct stmmac_priv *priv = netdev_priv(dev); void __iomem *ioaddr = hw->pcsr; u32 value = readl(ioaddr + GMAC_CONFIG); + u32 clk_rate; value |= GMAC_CORE_INIT; @@ -47,6 +48,10 @@ static void dwmac4_core_init(struct mac_device_info *hw, writel(value, ioaddr + GMAC_CONFIG); + /* Configure LPI 1us counter to number of CSR clock ticks in 1us - 1 */ + clk_rate = clk_get_rate(priv->plat->stmmac_clk); + writel((clk_rate / 1000000) - 1, ioaddr + GMAC4_MAC_ONEUS_TIC_COUNTER); + /* Enable GMAC interrupts */ value = GMAC_INT_DEFAULT_ENABLE; diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c index 460b3d4f2245..ab5133eb1d51 100644 --- a/drivers/net/ipvlan/ipvlan_core.c +++ b/drivers/net/ipvlan/ipvlan_core.c @@ -436,6 +436,9 @@ static int ipvlan_process_v4_outbound(struct sk_buff *skb) goto err; } skb_dst_set(skb, &rt->dst); + + memset(IPCB(skb), 0, sizeof(*IPCB(skb))); + err = ip_local_out(net, skb->sk, skb); if (unlikely(net_xmit_eval(err))) dev->stats.tx_errors++; @@ -474,6 +477,9 @@ static int ipvlan_process_v6_outbound(struct sk_buff *skb) goto err; } skb_dst_set(skb, dst); + + memset(IP6CB(skb), 0, sizeof(*IP6CB(skb))); + err = ip6_local_out(net, skb->sk, skb); if (unlikely(net_xmit_eval(err))) dev->stats.tx_errors++; diff --git a/drivers/net/mdio/mdio-mvusb.c b/drivers/net/mdio/mdio-mvusb.c index 68fc55906e78..554837c21e73 100644 --- a/drivers/net/mdio/mdio-mvusb.c +++ b/drivers/net/mdio/mdio-mvusb.c @@ -67,6 +67,7 @@ static int mvusb_mdio_probe(struct usb_interface *interface, struct device *dev = &interface->dev; struct mvusb_mdio *mvusb; struct mii_bus *mdio; + int ret; mdio = devm_mdiobus_alloc_size(dev, sizeof(*mvusb)); if (!mdio) @@ -87,7 +88,15 @@ static int mvusb_mdio_probe(struct usb_interface *interface, mdio->write = mvusb_mdio_write; usb_set_intfdata(interface, mvusb); - return of_mdiobus_register(mdio, dev->of_node); + ret = of_mdiobus_register(mdio, dev->of_node); + if (ret) + goto put_dev; + + return 0; + +put_dev: + usb_put_dev(mvusb->udev); + return ret; } static void mvusb_mdio_disconnect(struct usb_interface *interface) diff --git a/drivers/net/pcs/pcs-xpcs.c b/drivers/net/pcs/pcs-xpcs.c index 539cd43eae8d..f19d48c94fe0 100644 --- a/drivers/net/pcs/pcs-xpcs.c +++ b/drivers/net/pcs/pcs-xpcs.c @@ -1203,7 +1203,7 @@ static const struct xpcs_compat synopsys_xpcs_compat[DW_XPCS_INTERFACE_MAX] = { [DW_XPCS_2500BASEX] = { .supported = xpcs_2500basex_features, .interface = xpcs_2500basex_interfaces, - .num_interfaces = ARRAY_SIZE(xpcs_2500basex_features), + .num_interfaces = ARRAY_SIZE(xpcs_2500basex_interfaces), .an_mode = DW_2500BASEX, }, }; diff --git a/drivers/net/phy/bcm-phy-lib.h b/drivers/net/phy/bcm-phy-lib.h index 9902fb182099..729db441797a 100644 --- a/drivers/net/phy/bcm-phy-lib.h +++ b/drivers/net/phy/bcm-phy-lib.h @@ -40,6 +40,11 @@ static inline int bcm_phy_write_exp_sel(struct phy_device *phydev, return bcm_phy_write_exp(phydev, reg | MII_BCM54XX_EXP_SEL_ER, val); } +static inline int bcm_phy_read_exp_sel(struct phy_device *phydev, u16 reg) +{ + return bcm_phy_read_exp(phydev, reg | MII_BCM54XX_EXP_SEL_ER); +} + int bcm54xx_auxctl_write(struct phy_device *phydev, u16 regnum, u16 val); int bcm54xx_auxctl_read(struct phy_device *phydev, u16 regnum); diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c index 06be71ecd2f8..f8c17a253f8b 100644 --- a/drivers/net/phy/bcm7xxx.c +++ b/drivers/net/phy/bcm7xxx.c @@ -486,7 +486,7 @@ static int bcm7xxx_16nm_ephy_afe_config(struct phy_device *phydev) bcm_phy_write_misc(phydev, 0x0038, 0x0002, 0xede0); /* Read CORE_EXPA9 */ - tmp = bcm_phy_read_exp(phydev, 0x00a9); + tmp = bcm_phy_read_exp_sel(phydev, 0x00a9); /* CORE_EXPA9[6:1] is rcalcode[5:0] */ rcalcode = (tmp & 0x7e) / 2; /* Correct RCAL code + 1 is -1% rprogr, LP: +16 */ diff --git a/drivers/net/tap.c b/drivers/net/tap.c index ce993cc75bf3..d30d730ed5a7 100644 --- a/drivers/net/tap.c +++ b/drivers/net/tap.c @@ -742,7 +742,7 @@ static ssize_t tap_get_user(struct tap_queue *q, void *msg_control, /* Move network header to the right position for VLAN tagged packets */ if (eth_type_vlan(skb->protocol) && - __vlan_get_protocol(skb, skb->protocol, &depth) != 0) + vlan_get_protocol_and_depth(skb, skb->protocol, &depth) != 0) skb_set_network_header(skb, depth); /* copy skb_ubuf_info for callback when skb has no error */ @@ -1197,7 +1197,7 @@ static int tap_get_user_xdp(struct tap_queue *q, struct xdp_buff *xdp) /* Move network header to the right position for VLAN tagged packets */ if (eth_type_vlan(skb->protocol) && - __vlan_get_protocol(skb, skb->protocol, &depth) != 0) + vlan_get_protocol_and_depth(skb, skb->protocol, &depth) != 0) skb_set_network_header(skb, depth); rcu_read_lock(); diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c index 91a077c35b8b..a79318e90a13 100644 --- a/drivers/platform/mellanox/mlxbf-tmfifo.c +++ b/drivers/platform/mellanox/mlxbf-tmfifo.c @@ -784,7 +784,7 @@ static void mlxbf_tmfifo_rxtx(struct mlxbf_tmfifo_vring *vring, bool is_rx) fifo = vring->fifo; /* Return if vdev is not ready. */ - if (!fifo->vdev[devid]) + if (!fifo || !fifo->vdev[devid]) return; /* Return if another vring is running. */ @@ -980,9 +980,13 @@ static int mlxbf_tmfifo_virtio_find_vqs(struct virtio_device *vdev, vq->num_max = vring->num; + vq->priv = vring; + + /* Make vq update visible before using it. */ + virtio_mb(false); + vqs[i] = vq; vring->vq = vq; - vq->priv = vring; } return 0; @@ -1302,6 +1306,9 @@ static int mlxbf_tmfifo_probe(struct platform_device *pdev) mod_timer(&fifo->timer, jiffies + MLXBF_TMFIFO_TIMER_INTERVAL); + /* Make all updates visible before setting the 'is_ready' flag. */ + virtio_mb(false); + fifo->is_ready = true; return 0; diff --git a/drivers/platform/x86/hp/hp-wmi.c b/drivers/platform/x86/hp/hp-wmi.c index 873f59c3e280..6364ae262705 100644 --- a/drivers/platform/x86/hp/hp-wmi.c +++ b/drivers/platform/x86/hp/hp-wmi.c @@ -211,6 +211,7 @@ struct bios_rfkill2_state { static const struct key_entry hp_wmi_keymap[] = { { KE_KEY, 0x02, { KEY_BRIGHTNESSUP } }, { KE_KEY, 0x03, { KEY_BRIGHTNESSDOWN } }, + { KE_KEY, 0x270, { KEY_MICMUTE } }, { KE_KEY, 0x20e6, { KEY_PROG1 } }, { KE_KEY, 0x20e8, { KEY_MEDIA } }, { KE_KEY, 0x2142, { KEY_MEDIA } }, diff --git a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c index 1a300e14f350..064f186ae81b 100644 --- a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c +++ b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c @@ -44,14 +44,18 @@ static ssize_t store_min_max_freq_khz(struct uncore_data *data, int min_max) { unsigned int input; + int ret; if (kstrtouint(buf, 10, &input)) return -EINVAL; mutex_lock(&uncore_lock); - uncore_write(data, input, min_max); + ret = uncore_write(data, input, min_max); mutex_unlock(&uncore_lock); + if (ret) + return ret; + return count; } diff --git a/drivers/platform/x86/intel_scu_pcidrv.c b/drivers/platform/x86/intel_scu_pcidrv.c index 80abc708e4f2..d904fad499aa 100644 --- a/drivers/platform/x86/intel_scu_pcidrv.c +++ b/drivers/platform/x86/intel_scu_pcidrv.c @@ -34,6 +34,7 @@ static int intel_scu_pci_probe(struct pci_dev *pdev, static const struct pci_device_id pci_ids[] = { { PCI_VDEVICE(INTEL, 0x080e) }, + { PCI_VDEVICE(INTEL, 0x082a) }, { PCI_VDEVICE(INTEL, 0x08ea) }, { PCI_VDEVICE(INTEL, 0x0a94) }, { PCI_VDEVICE(INTEL, 0x11a0) }, diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 6fe82f805ea8..b3808ad77278 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -10318,6 +10318,7 @@ static atomic_t dytc_ignore_event = ATOMIC_INIT(0); static DEFINE_MUTEX(dytc_mutex); static int dytc_capabilities; static bool dytc_mmc_get_available; +static int profile_force; static int convert_dytc_to_profile(int funcmode, int dytcmode, enum platform_profile_option *profile) @@ -10580,6 +10581,21 @@ static int tpacpi_dytc_profile_init(struct ibm_init_struct *iibm) if (err) return err; + /* Check if user wants to override the profile selection */ + if (profile_force) { + switch (profile_force) { + case -1: + dytc_capabilities = 0; + break; + case 1: + dytc_capabilities = BIT(DYTC_FC_MMC); + break; + case 2: + dytc_capabilities = BIT(DYTC_FC_PSC); + break; + } + pr_debug("Profile selection forced: 0x%x\n", dytc_capabilities); + } if (dytc_capabilities & BIT(DYTC_FC_MMC)) { /* MMC MODE */ pr_debug("MMC is supported\n"); /* @@ -10593,11 +10609,6 @@ static int tpacpi_dytc_profile_init(struct ibm_init_struct *iibm) dytc_mmc_get_available = true; } } else if (dytc_capabilities & BIT(DYTC_FC_PSC)) { /* PSC MODE */ - /* Support for this only works on AMD platforms */ - if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD) { - dbg_printk(TPACPI_DBG_INIT, "PSC not support on Intel platforms\n"); - return -ENODEV; - } pr_debug("PSC is supported\n"); } else { dbg_printk(TPACPI_DBG_INIT, "No DYTC support available\n"); @@ -11646,6 +11657,9 @@ MODULE_PARM_DESC(uwb_state, "Initial state of the emulated UWB switch"); #endif +module_param(profile_force, int, 0444); +MODULE_PARM_DESC(profile_force, "Force profile mode. -1=off, 1=MMC, 2=PSC"); + static void thinkpad_acpi_module_exit(void) { struct ibm_struct *ibm, *itmp; diff --git a/drivers/platform/x86/touchscreen_dmi.c b/drivers/platform/x86/touchscreen_dmi.c index 13802a3c3591..68e66b60445c 100644 --- a/drivers/platform/x86/touchscreen_dmi.c +++ b/drivers/platform/x86/touchscreen_dmi.c @@ -336,6 +336,22 @@ static const struct ts_dmi_data dexp_ursus_7w_data = { .properties = dexp_ursus_7w_props, }; +static const struct property_entry dexp_ursus_kx210i_props[] = { + PROPERTY_ENTRY_U32("touchscreen-min-x", 5), + PROPERTY_ENTRY_U32("touchscreen-min-y", 2), + PROPERTY_ENTRY_U32("touchscreen-size-x", 1720), + PROPERTY_ENTRY_U32("touchscreen-size-y", 1137), + PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-dexp-ursus-kx210i.fw"), + PROPERTY_ENTRY_U32("silead,max-fingers", 10), + PROPERTY_ENTRY_BOOL("silead,home-button"), + { } +}; + +static const struct ts_dmi_data dexp_ursus_kx210i_data = { + .acpi_name = "MSSL1680:00", + .properties = dexp_ursus_kx210i_props, +}; + static const struct property_entry digma_citi_e200_props[] = { PROPERTY_ENTRY_U32("touchscreen-size-x", 1980), PROPERTY_ENTRY_U32("touchscreen-size-y", 1500), @@ -378,6 +394,11 @@ static const struct ts_dmi_data gdix1001_01_upside_down_data = { .properties = gdix1001_upside_down_props, }; +static const struct ts_dmi_data gdix1002_00_upside_down_data = { + .acpi_name = "GDIX1002:00", + .properties = gdix1001_upside_down_props, +}; + static const struct property_entry gp_electronic_t701_props[] = { PROPERTY_ENTRY_U32("touchscreen-size-x", 960), PROPERTY_ENTRY_U32("touchscreen-size-y", 640), @@ -1186,6 +1207,14 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, }, { + /* DEXP Ursus KX210i */ + .driver_data = (void *)&dexp_ursus_kx210i_data, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "INSYDE Corp."), + DMI_MATCH(DMI_PRODUCT_NAME, "S107I"), + }, + }, + { /* Digma Citi E200 */ .driver_data = (void *)&digma_citi_e200_data, .matches = { @@ -1296,6 +1325,18 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, }, { + /* Juno Tablet */ + .driver_data = (void *)&gdix1002_00_upside_down_data, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Default string"), + /* Both product- and board-name being "Default string" is somewhat rare */ + DMI_MATCH(DMI_PRODUCT_NAME, "Default string"), + DMI_MATCH(DMI_BOARD_NAME, "Default string"), + /* Above matches are too generic, add partial bios-version match */ + DMI_MATCH(DMI_BIOS_VERSION, "JP2V1."), + }, + }, + { /* Mediacom WinPad 7.0 W700 (same hw as Wintron surftab 7") */ .driver_data = (void *)&trekstor_surftab_wintron70_data, .matches = { diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 17d7bb875fee..45fd374fe56c 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -9459,8 +9459,16 @@ static int __ufshcd_wl_suspend(struct ufs_hba *hba, enum ufs_pm_op pm_op) * that performance might be impacted. */ ret = ufshcd_urgent_bkops(hba); - if (ret) + if (ret) { + /* + * If return err in suspend flow, IO will hang. + * Trigger error handler and break suspend for + * error recovery. + */ + ufshcd_force_error_recovery(hba); + ret = -EBUSY; goto enable_scaling; + } } else { /* make sure that auto bkops is disabled */ ufshcd_disable_auto_bkops(hba); diff --git a/drivers/video/fbdev/68328fb.c b/drivers/video/fbdev/68328fb.c index 3ccf46f8ffd0..07d6e8dc686b 100644 --- a/drivers/video/fbdev/68328fb.c +++ b/drivers/video/fbdev/68328fb.c @@ -124,7 +124,7 @@ static u_long get_line_length(int xres_virtual, int bpp) * First part, xxxfb_check_var, must not write anything * to hardware, it should only verify and adjust var. * This means it doesn't alter par but it does use hardware - * data from it to check this var. + * data from it to check this var. */ static int mc68x328fb_check_var(struct fb_var_screeninfo *var, @@ -182,7 +182,7 @@ static int mc68x328fb_check_var(struct fb_var_screeninfo *var, /* * Now that we checked it we alter var. The reason being is that the video - * mode passed in might not work but slight changes to it might make it + * mode passed in might not work but slight changes to it might make it * work. This way we let the user know what is acceptable. */ switch (var->bits_per_pixel) { @@ -257,8 +257,8 @@ static int mc68x328fb_check_var(struct fb_var_screeninfo *var, } /* This routine actually sets the video mode. It's in here where we - * the hardware state info->par and fix which can be affected by the - * change in par. For this driver it doesn't do much. + * the hardware state info->par and fix which can be affected by the + * change in par. For this driver it doesn't do much. */ static int mc68x328fb_set_par(struct fb_info *info) { @@ -295,7 +295,7 @@ static int mc68x328fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, * {hardwarespecific} contains width of RAMDAC * cmap[X] is programmed to (X << red.offset) | (X << green.offset) | (X << blue.offset) * RAMDAC[X] is programmed to (red, green, blue) - * + * * Pseudocolor: * uses offset = 0 && length = RAMDAC register width. * var->{color}.offset is 0 @@ -384,7 +384,7 @@ static int mc68x328fb_pan_display(struct fb_var_screeninfo *var, } /* - * Most drivers don't need their own mmap function + * Most drivers don't need their own mmap function */ static int mc68x328fb_mmap(struct fb_info *info, struct vm_area_struct *vma) diff --git a/drivers/video/fbdev/arcfb.c b/drivers/video/fbdev/arcfb.c index 45e64016db32..024d0ee4f04f 100644 --- a/drivers/video/fbdev/arcfb.c +++ b/drivers/video/fbdev/arcfb.c @@ -523,7 +523,7 @@ static int arcfb_probe(struct platform_device *dev) info = framebuffer_alloc(sizeof(struct arcfb_par), &dev->dev); if (!info) - goto err; + goto err_fb_alloc; info->screen_base = (char __iomem *)videomemory; info->fbops = &arcfb_ops; @@ -535,7 +535,7 @@ static int arcfb_probe(struct platform_device *dev) if (!dio_addr || !cio_addr || !c2io_addr) { printk(KERN_WARNING "no IO addresses supplied\n"); - goto err1; + goto err_addr; } par->dio_addr = dio_addr; par->cio_addr = cio_addr; @@ -551,12 +551,12 @@ static int arcfb_probe(struct platform_device *dev) printk(KERN_INFO "arcfb: Failed req IRQ %d\n", par->irq); retval = -EBUSY; - goto err1; + goto err_addr; } } retval = register_framebuffer(info); if (retval < 0) - goto err1; + goto err_register_fb; platform_set_drvdata(dev, info); fb_info(info, "Arc frame buffer device, using %dK of video memory\n", videomemorysize >> 10); @@ -580,9 +580,12 @@ static int arcfb_probe(struct platform_device *dev) } return 0; -err1: + +err_register_fb: + free_irq(par->irq, info); +err_addr: framebuffer_release(info); -err: +err_fb_alloc: vfree(videomemory); return retval; } diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c index 8187a7c4f910..987c5f5f0241 100644 --- a/drivers/video/fbdev/atmel_lcdfb.c +++ b/drivers/video/fbdev/atmel_lcdfb.c @@ -317,7 +317,7 @@ static inline void atmel_lcdfb_free_video_memory(struct atmel_lcdfb_info *sinfo) /** * atmel_lcdfb_alloc_video_memory - Allocate framebuffer memory * @sinfo: the frame buffer to allocate memory for - * + * * This function is called only from the atmel_lcdfb_probe() * so no locking by fb_info->mm_lock around smem_len setting is needed. */ diff --git a/drivers/video/fbdev/cg14.c b/drivers/video/fbdev/cg14.c index a028ede39c12..832a82f45c80 100644 --- a/drivers/video/fbdev/cg14.c +++ b/drivers/video/fbdev/cg14.c @@ -512,7 +512,7 @@ static int cg14_probe(struct platform_device *op) is_8mb = (resource_size(&op->resource[1]) == (8 * 1024 * 1024)); BUILD_BUG_ON(sizeof(par->mmap_map) != sizeof(__cg14_mmap_map)); - + memcpy(&par->mmap_map, &__cg14_mmap_map, sizeof(par->mmap_map)); for (i = 0; i < CG14_MMAP_ENTRIES; i++) { diff --git a/drivers/video/fbdev/controlfb.c b/drivers/video/fbdev/controlfb.c index 77dbf94aae5f..82eeb139c4eb 100644 --- a/drivers/video/fbdev/controlfb.c +++ b/drivers/video/fbdev/controlfb.c @@ -113,14 +113,14 @@ struct fb_info_control { struct fb_info info; struct fb_par_control par; u32 pseudo_palette[16]; - + struct cmap_regs __iomem *cmap_regs; unsigned long cmap_regs_phys; - + struct control_regs __iomem *control_regs; unsigned long control_regs_phys; unsigned long control_regs_size; - + __u8 __iomem *frame_buffer; unsigned long frame_buffer_phys; unsigned long fb_orig_base; @@ -196,7 +196,7 @@ static void set_control_clock(unsigned char *params) while (!req.complete) cuda_poll(); } -#endif +#endif } /* @@ -233,19 +233,19 @@ static void control_set_hardware(struct fb_info_control *p, struct fb_par_contro if (p->par.xoffset != par->xoffset || p->par.yoffset != par->yoffset) set_screen_start(par->xoffset, par->yoffset, p); - + return; } - + p->par = *par; cmode = p->par.cmode; r = &par->regvals; - + /* Turn off display */ out_le32(CNTRL_REG(p,ctrl), 0x400 | par->ctrl); - + set_control_clock(r->clock_params); - + RADACAL_WRITE(0x20, r->radacal_ctrl); RADACAL_WRITE(0x21, p->control_use_bank2 ? 0 : 1); RADACAL_WRITE(0x10, 0); @@ -254,7 +254,7 @@ static void control_set_hardware(struct fb_info_control *p, struct fb_par_contro rp = &p->control_regs->vswin; for (i = 0; i < 16; ++i, ++rp) out_le32(&rp->r, r->regs[i]); - + out_le32(CNTRL_REG(p,pitch), par->pitch); out_le32(CNTRL_REG(p,mode), r->mode); out_le32(CNTRL_REG(p,vram_attr), p->vram_attr); @@ -366,7 +366,7 @@ static int read_control_sense(struct fb_info_control *p) sense |= (in_le32(CNTRL_REG(p,mon_sense)) & 0x180) >> 7; out_le32(CNTRL_REG(p,mon_sense), 077); /* turn off drivers */ - + return sense; } @@ -558,9 +558,9 @@ static int control_var_to_par(struct fb_var_screeninfo *var, static void control_par_to_var(struct fb_par_control *par, struct fb_var_screeninfo *var) { struct control_regints *rv; - + rv = (struct control_regints *) par->regvals.regs; - + memset(var, 0, sizeof(*var)); var->xres = par->xres; var->yres = par->yres; @@ -568,7 +568,7 @@ static void control_par_to_var(struct fb_par_control *par, struct fb_var_screeni var->yres_virtual = par->vyres; var->xoffset = par->xoffset; var->yoffset = par->yoffset; - + switch(par->cmode) { default: case CMODE_8: @@ -634,7 +634,7 @@ static int controlfb_check_var (struct fb_var_screeninfo *var, struct fb_info *i err = control_var_to_par(var, &par, info); if (err) - return err; + return err; control_par_to_var(&par, var); return 0; @@ -655,7 +655,7 @@ static int controlfb_set_par (struct fb_info *info) " control_var_to_par: %d.\n", err); return err; } - + control_set_hardware(p, &par); info->fix.visual = (p->par.cmode == CMODE_8) ? @@ -840,7 +840,7 @@ static int __init init_control(struct fb_info_control *p) int full, sense, vmode, cmode, vyres; struct fb_var_screeninfo var; int rc; - + printk(KERN_INFO "controlfb: "); full = p->total_vram == 0x400000; diff --git a/drivers/video/fbdev/core/modedb.c b/drivers/video/fbdev/core/modedb.c index 23cf8eba785d..f7e019dded0f 100644 --- a/drivers/video/fbdev/core/modedb.c +++ b/drivers/video/fbdev/core/modedb.c @@ -257,6 +257,11 @@ static const struct fb_videomode modedb[] = { { NULL, 72, 480, 300, 33386, 40, 24, 11, 19, 80, 3, 0, FB_VMODE_DOUBLE }, + /* 1920x1080 @ 60 Hz, 67.3 kHz hsync */ + { NULL, 60, 1920, 1080, 6734, 148, 88, 36, 4, 44, 5, 0, + FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + FB_VMODE_NONINTERLACED }, + /* 1920x1200 @ 60 Hz, 74.5 Khz hsync */ { NULL, 60, 1920, 1200, 5177, 128, 336, 1, 38, 208, 3, FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, diff --git a/drivers/video/fbdev/g364fb.c b/drivers/video/fbdev/g364fb.c index 05837a3b985c..c5b7673ddc6c 100644 --- a/drivers/video/fbdev/g364fb.c +++ b/drivers/video/fbdev/g364fb.c @@ -6,7 +6,7 @@ * * This driver is based on tgafb.c * - * Copyright (C) 1997 Geert Uytterhoeven + * Copyright (C) 1997 Geert Uytterhoeven * Copyright (C) 1995 Jay Estabrook * * This file is subject to the terms and conditions of the GNU General Public @@ -28,7 +28,7 @@ #include <asm/io.h> #include <asm/jazz.h> -/* +/* * Various defines for the G364 */ #define G364_MEM_BASE 0xe4400000 @@ -125,7 +125,7 @@ static const struct fb_ops g364fb_ops = { * * This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag */ -static int g364fb_pan_display(struct fb_var_screeninfo *var, +static int g364fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) { if (var->xoffset || diff --git a/drivers/video/fbdev/hgafb.c b/drivers/video/fbdev/hgafb.c index 20bdab738ab7..0af58018441d 100644 --- a/drivers/video/fbdev/hgafb.c +++ b/drivers/video/fbdev/hgafb.c @@ -1,6 +1,6 @@ /* * linux/drivers/video/hgafb.c -- Hercules graphics adaptor frame buffer device - * + * * Created 25 Nov 1999 by Ferenc Bakonyi (fero@drama.obuda.kando.hu) * Based on skeletonfb.c by Geert Uytterhoeven and * mdacon.c by Andrew Apted @@ -8,14 +8,14 @@ * History: * * - Revision 0.1.8 (23 Oct 2002): Ported to new framebuffer api. - * - * - Revision 0.1.7 (23 Jan 2001): fix crash resulting from MDA only cards + * + * - Revision 0.1.7 (23 Jan 2001): fix crash resulting from MDA only cards * being detected as Hercules. (Paul G.) * - Revision 0.1.6 (17 Aug 2000): new style structs * documentation * - Revision 0.1.5 (13 Mar 2000): spinlocks instead of saveflags();cli();etc * minor fixes - * - Revision 0.1.4 (24 Jan 2000): fixed a bug in hga_card_detect() for + * - Revision 0.1.4 (24 Jan 2000): fixed a bug in hga_card_detect() for * HGA-only systems * - Revision 0.1.3 (22 Jan 2000): modified for the new fb_info structure * screen is cleared after rmmod @@ -143,7 +143,7 @@ static bool nologo = 0; static void write_hga_b(unsigned int val, unsigned char reg) { - outb_p(reg, HGA_INDEX_PORT); + outb_p(reg, HGA_INDEX_PORT); outb_p(val, HGA_VALUE_PORT); } @@ -155,7 +155,7 @@ static void write_hga_w(unsigned int val, unsigned char reg) static int test_hga_b(unsigned char val, unsigned char reg) { - outb_p(reg, HGA_INDEX_PORT); + outb_p(reg, HGA_INDEX_PORT); outb (val, HGA_VALUE_PORT); udelay(20); val = (inb_p(HGA_VALUE_PORT) == val); return val; @@ -244,7 +244,7 @@ static void hga_show_logo(struct fb_info *info) void __iomem *dest = hga_vram; char *logo = linux_logo_bw; int x, y; - + for (y = 134; y < 134 + 80 ; y++) * this needs some cleanup * for (x = 0; x < 10 ; x++) writeb(~*(logo++),(dest + HGA_ROWADDR(y) + x + 40)); @@ -255,7 +255,7 @@ static void hga_pan(unsigned int xoffset, unsigned int yoffset) { unsigned int base; unsigned long flags; - + base = (yoffset / 8) * 90 + xoffset; spin_lock_irqsave(&hga_reg_lock, flags); write_hga_w(base, 0x0c); /* start address */ @@ -310,7 +310,7 @@ static int hga_card_detect(void) /* Ok, there is definitely a card registering at the correct * memory location, so now we do an I/O port test. */ - + if (!test_hga_b(0x66, 0x0f)) /* cursor low register */ goto error; @@ -321,7 +321,7 @@ static int hga_card_detect(void) * bit of the status register is changing. This test lasts for * approximately 1/10th of a second. */ - + p_save = q_save = inb_p(HGA_STATUS_PORT) & HGA_STATUS_VSYNC; for (count=0; count < 50000 && p_save == q_save; count++) { @@ -329,7 +329,7 @@ static int hga_card_detect(void) udelay(2); } - if (p_save == q_save) + if (p_save == q_save) goto error; switch (inb_p(HGA_STATUS_PORT) & 0x70) { @@ -415,7 +415,7 @@ static int hgafb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, * @info:pointer to fb_info object containing info for current hga board * * This function looks only at xoffset, yoffset and the %FB_VMODE_YWRAP - * flag in @var. If input parameters are correct it calls hga_pan() to + * flag in @var. If input parameters are correct it calls hga_pan() to * program the hardware. @info->var is updated to the new values. * A zero is returned on success and %-EINVAL for failure. */ @@ -442,9 +442,9 @@ static int hgafb_pan_display(struct fb_var_screeninfo *var, * hgafb_blank - (un)blank the screen * @blank_mode:blanking method to use * @info:unused - * - * Blank the screen if blank_mode != 0, else unblank. - * Implements VESA suspend and powerdown modes on hardware that supports + * + * Blank the screen if blank_mode != 0, else unblank. + * Implements VESA suspend and powerdown modes on hardware that supports * disabling hsync/vsync: * @blank_mode == 2 means suspend vsync, * @blank_mode == 3 means suspend hsync, @@ -539,15 +539,15 @@ static const struct fb_ops hgafb_ops = { .fb_copyarea = hgafb_copyarea, .fb_imageblit = hgafb_imageblit, }; - + /* ------------------------------------------------------------------------- * * * Functions in fb_info - * + * * ------------------------------------------------------------------------- */ /* ------------------------------------------------------------------------- */ - + /* * Initialization */ diff --git a/drivers/video/fbdev/hpfb.c b/drivers/video/fbdev/hpfb.c index cdd44e5deafe..77fbff47b1a8 100644 --- a/drivers/video/fbdev/hpfb.c +++ b/drivers/video/fbdev/hpfb.c @@ -92,7 +92,7 @@ static int hpfb_setcolreg(unsigned regno, unsigned red, unsigned green, if (regno >= info->cmap.len) return 1; - + while (in_be16(fb_regs + 0x6002) & 0x4) udelay(1); out_be16(fb_regs + 0x60ba, 0xff); @@ -143,7 +143,7 @@ static void topcat_blit(int x0, int y0, int x1, int y1, int w, int h, int rr) out_8(fb_regs + WMOVE, fb_bitmask); } -static void hpfb_copyarea(struct fb_info *info, const struct fb_copyarea *area) +static void hpfb_copyarea(struct fb_info *info, const struct fb_copyarea *area) { topcat_blit(area->sx, area->sy, area->dx, area->dy, area->width, area->height, RR_COPY); } @@ -315,7 +315,7 @@ unmap_screen_base: return ret; } -/* +/* * Check that the secondary ID indicates that we have some hope of working with this * framebuffer. The catseye boards are pretty much like topcats and we can muddle through. */ @@ -323,7 +323,7 @@ unmap_screen_base: #define topcat_sid_ok(x) (((x) == DIO_ID2_LRCATSEYE) || ((x) == DIO_ID2_HRCCATSEYE) \ || ((x) == DIO_ID2_HRMCATSEYE) || ((x) == DIO_ID2_TOPCAT)) -/* +/* * Initialise the framebuffer */ static int hpfb_dio_probe(struct dio_dev *d, const struct dio_device_id *ent) diff --git a/drivers/video/fbdev/imsttfb.c b/drivers/video/fbdev/imsttfb.c index bea45647184e..975dd682fae4 100644 --- a/drivers/video/fbdev/imsttfb.c +++ b/drivers/video/fbdev/imsttfb.c @@ -1347,7 +1347,7 @@ static const struct fb_ops imsttfb_ops = { .fb_ioctl = imsttfb_ioctl, }; -static void init_imstt(struct fb_info *info) +static int init_imstt(struct fb_info *info) { struct imstt_par *par = info->par; __u32 i, tmp, *ip, *end; @@ -1420,7 +1420,7 @@ static void init_imstt(struct fb_info *info) || !(compute_imstt_regvals(par, info->var.xres, info->var.yres))) { printk("imsttfb: %ux%ux%u not supported\n", info->var.xres, info->var.yres, info->var.bits_per_pixel); framebuffer_release(info); - return; + return -ENODEV; } sprintf(info->fix.id, "IMS TT (%s)", par->ramdac == IBM ? "IBM" : "TVP"); @@ -1456,12 +1456,13 @@ static void init_imstt(struct fb_info *info) if (register_framebuffer(info) < 0) { framebuffer_release(info); - return; + return -ENODEV; } tmp = (read_reg_le32(par->dc_regs, SSTATUS) & 0x0f00) >> 8; fb_info(info, "%s frame buffer; %uMB vram; chip version %u\n", info->fix.id, info->fix.smem_len >> 20, tmp); + return 0; } static int imsttfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -1529,10 +1530,10 @@ static int imsttfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (!par->cmap_regs) goto error; info->pseudo_palette = par->palette; - init_imstt(info); - - pci_set_drvdata(pdev, info); - return 0; + ret = init_imstt(info); + if (!ret) + pci_set_drvdata(pdev, info); + return ret; error: if (par->dc_regs) diff --git a/drivers/video/fbdev/macfb.c b/drivers/video/fbdev/macfb.c index 312e35c9aa6c..44ff860a3f37 100644 --- a/drivers/video/fbdev/macfb.c +++ b/drivers/video/fbdev/macfb.c @@ -339,7 +339,7 @@ static int civic_setpalette(unsigned int regno, unsigned int red, { unsigned long flags; int clut_status; - + local_irq_save(flags); /* Set the register address */ @@ -439,7 +439,7 @@ static int macfb_setcolreg(unsigned regno, unsigned red, unsigned green, * (according to the entries in the `var' structure). * Return non-zero for invalid regno. */ - + if (regno >= fb_info->cmap.len) return 1; @@ -548,7 +548,7 @@ static int __init macfb_init(void) return -ENODEV; macfb_setup(option); - if (!MACH_IS_MAC) + if (!MACH_IS_MAC) return -ENODEV; if (mac_bi_data.id == MAC_MODEL_Q630 || @@ -644,7 +644,7 @@ static int __init macfb_init(void) err = -EINVAL; goto fail_unmap; } - + /* * We take a wild guess that if the video physical address is * in nubus slot space, that the nubus card is driving video. @@ -774,7 +774,7 @@ static int __init macfb_init(void) civic_cmap_regs = ioremap(CIVIC_BASE, 0x1000); break; - + /* * Assorted weirdos * We think this may be like the LC II diff --git a/drivers/video/fbdev/maxinefb.c b/drivers/video/fbdev/maxinefb.c index ae1a42bcb0ea..4e6b05232ae2 100644 --- a/drivers/video/fbdev/maxinefb.c +++ b/drivers/video/fbdev/maxinefb.c @@ -138,7 +138,7 @@ int __init maxinefb_init(void) *(volatile unsigned char *)fboff = 0x0; maxinefb_fix.smem_start = fb_start; - + /* erase hardware cursor */ for (i = 0; i < 512; i++) { maxinefb_ims332_write_register(IMS332_REG_CURSOR_RAM + i, diff --git a/drivers/video/fbdev/p9100.c b/drivers/video/fbdev/p9100.c index 3e44f9516318..0876962c52eb 100644 --- a/drivers/video/fbdev/p9100.c +++ b/drivers/video/fbdev/p9100.c @@ -65,7 +65,7 @@ static const struct fb_ops p9100_ops = { #define P9100_FB_OFF 0x0UL /* 3 bits: 2=8bpp 3=16bpp 5=32bpp 7=24bpp */ -#define SYS_CONFIG_PIXELSIZE_SHIFT 26 +#define SYS_CONFIG_PIXELSIZE_SHIFT 26 #define SCREENPAINT_TIMECTL1_ENABLE_VIDEO 0x20 /* 0 = off, 1 = on */ @@ -110,7 +110,7 @@ struct p9100_regs { u32 vram_xxx[25]; /* Registers for IBM RGB528 Palette */ - u32 ramdac_cmap_wridx; + u32 ramdac_cmap_wridx; u32 ramdac_palette_data; u32 ramdac_pixel_mask; u32 ramdac_palette_rdaddr; diff --git a/drivers/video/fbdev/platinumfb.c b/drivers/video/fbdev/platinumfb.c index 82f019f0a0d6..f8283fcd5edb 100644 --- a/drivers/video/fbdev/platinumfb.c +++ b/drivers/video/fbdev/platinumfb.c @@ -52,17 +52,17 @@ struct fb_info_platinum { __u8 red, green, blue; } palette[256]; u32 pseudo_palette[16]; - + volatile struct cmap_regs __iomem *cmap_regs; unsigned long cmap_regs_phys; - + volatile struct platinum_regs __iomem *platinum_regs; unsigned long platinum_regs_phys; - + __u8 __iomem *frame_buffer; volatile __u8 __iomem *base_frame_buffer; unsigned long frame_buffer_phys; - + unsigned long total_vram; int clktype; int dactype; @@ -133,7 +133,7 @@ static int platinumfb_set_par (struct fb_info *info) platinum_set_hardware(pinfo); init = platinum_reg_init[pinfo->vmode-1]; - + if ((pinfo->vmode == VMODE_832_624_75) && (pinfo->cmode > CMODE_8)) offset = 0x10; @@ -214,7 +214,7 @@ static int platinumfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, break; } } - + return 0; } @@ -269,7 +269,7 @@ static void platinum_set_hardware(struct fb_info_platinum *pinfo) struct platinum_regvals *init; int i; int vmode, cmode; - + vmode = pinfo->vmode; cmode = pinfo->cmode; @@ -436,7 +436,7 @@ static int read_platinum_sense(struct fb_info_platinum *info) * This routine takes a user-supplied var, and picks the best vmode/cmode from it. * It also updates the var structure to the actual mode data obtained */ -static int platinum_var_to_par(struct fb_var_screeninfo *var, +static int platinum_var_to_par(struct fb_var_screeninfo *var, struct fb_info_platinum *pinfo, int check_only) { @@ -478,12 +478,12 @@ static int platinum_var_to_par(struct fb_var_screeninfo *var, pinfo->yoffset = 0; pinfo->vxres = pinfo->xres; pinfo->vyres = pinfo->yres; - + return 0; } -/* +/* * Parse user specified options (`video=platinumfb:') */ static int __init platinumfb_setup(char *options) @@ -624,7 +624,7 @@ static int platinumfb_probe(struct platform_device* odev) break; } dev_set_drvdata(&odev->dev, info); - + rc = platinum_init_fb(info); if (rc != 0) { iounmap(pinfo->frame_buffer); @@ -640,9 +640,9 @@ static void platinumfb_remove(struct platform_device* odev) { struct fb_info *info = dev_get_drvdata(&odev->dev); struct fb_info_platinum *pinfo = info->par; - + unregister_framebuffer (info); - + /* Unmap frame buffer and registers */ iounmap(pinfo->frame_buffer); iounmap(pinfo->platinum_regs); @@ -656,7 +656,7 @@ static void platinumfb_remove(struct platform_device* odev) framebuffer_release(info); } -static struct of_device_id platinumfb_match[] = +static struct of_device_id platinumfb_match[] = { { .name = "platinum", @@ -664,7 +664,7 @@ static struct of_device_id platinumfb_match[] = {}, }; -static struct platform_driver platinum_driver = +static struct platform_driver platinum_driver = { .driver = { .name = "platinumfb", diff --git a/drivers/video/fbdev/sa1100fb.c b/drivers/video/fbdev/sa1100fb.c index b1b8ccdbac4a..a2408bf00ca0 100644 --- a/drivers/video/fbdev/sa1100fb.c +++ b/drivers/video/fbdev/sa1100fb.c @@ -57,14 +57,14 @@ * - Driver appears to be working for Brutus 320x200x8bpp mode. Other * resolutions are working, but only the 8bpp mode is supported. * Changes need to be made to the palette encode and decode routines - * to support 4 and 16 bpp modes. + * to support 4 and 16 bpp modes. * Driver is not designed to be a module. The FrameBuffer is statically - * allocated since dynamic allocation of a 300k buffer cannot be - * guaranteed. + * allocated since dynamic allocation of a 300k buffer cannot be + * guaranteed. * * 1999/06/17: * - FrameBuffer memory is now allocated at run-time when the - * driver is initialized. + * driver is initialized. * * 2000/04/10: Nicolas Pitre <nico@fluxnic.net> * - Big cleanup for dynamic selection of machine type at run time. @@ -74,8 +74,8 @@ * * 2000/08/07: Tak-Shing Chan <tchan.rd@idthk.com> * Jeff Sutherland <jsutherland@accelent.com> - * - Resolved an issue caused by a change made to the Assabet's PLD - * earlier this year which broke the framebuffer driver for newer + * - Resolved an issue caused by a change made to the Assabet's PLD + * earlier this year which broke the framebuffer driver for newer * Phase 4 Assabets. Some other parameters were changed to optimize * for the Sharp display. * @@ -102,7 +102,7 @@ * 2000/11/23: Eric Peng <ericpeng@coventive.com> * - Freebird add * - * 2001/02/07: Jamey Hicks <jamey.hicks@compaq.com> + * 2001/02/07: Jamey Hicks <jamey.hicks@compaq.com> * Cliff Brake <cbrake@accelent.com> * - Added PM callback * @@ -500,7 +500,7 @@ sa1100fb_set_cmap(struct fb_cmap *cmap, int kspc, int con, * the shortest recovery time * Suspend * This refers to a level of power management in which substantial power - * reduction is achieved by the display. The display can have a longer + * reduction is achieved by the display. The display can have a longer * recovery time from this state than from the Stand-by state * Off * This indicates that the display is consuming the lowest level of power @@ -522,9 +522,9 @@ sa1100fb_set_cmap(struct fb_cmap *cmap, int kspc, int con, */ /* * sa1100fb_blank(): - * Blank the display by setting all palette values to zero. Note, the + * Blank the display by setting all palette values to zero. Note, the * 12 and 16 bpp modes don't really use the palette, so this will not - * blank the display in all modes. + * blank the display in all modes. */ static int sa1100fb_blank(int blank, struct fb_info *info) { @@ -603,8 +603,8 @@ static inline unsigned int get_pcd(struct sa1100fb_info *fbi, /* * sa1100fb_activate_var(): - * Configures LCD Controller based on entries in var parameter. Settings are - * only written to the controller if changes were made. + * Configures LCD Controller based on entries in var parameter. Settings are + * only written to the controller if changes were made. */ static int sa1100fb_activate_var(struct fb_var_screeninfo *var, struct sa1100fb_info *fbi) { @@ -747,7 +747,7 @@ static void sa1100fb_setup_gpio(struct sa1100fb_info *fbi) * * SA1110 spec update nr. 25 says we can and should * clear LDD15 to 12 for 4 or 8bpp modes with active - * panels. + * panels. */ if ((fbi->reg_lccr0 & LCCR0_CMS) == LCCR0_Color && (fbi->reg_lccr0 & (LCCR0_Dual|LCCR0_Act)) != 0) { @@ -1020,9 +1020,9 @@ static int sa1100fb_resume(struct platform_device *dev) /* * sa1100fb_map_video_memory(): - * Allocates the DRAM memory for the frame buffer. This buffer is - * remapped into a non-cached, non-buffered, memory region to - * allow palette and pixel writes to occur without flushing the + * Allocates the DRAM memory for the frame buffer. This buffer is + * remapped into a non-cached, non-buffered, memory region to + * allow palette and pixel writes to occur without flushing the * cache. Once this area is remapped, all virtual memory * access to the video memory should occur at the new region. */ diff --git a/drivers/video/fbdev/stifb.c b/drivers/video/fbdev/stifb.c index ef8a4c5fc687..14c9215284c5 100644 --- a/drivers/video/fbdev/stifb.c +++ b/drivers/video/fbdev/stifb.c @@ -1,11 +1,11 @@ /* - * linux/drivers/video/stifb.c - - * Low level Frame buffer driver for HP workstations with + * linux/drivers/video/stifb.c - + * Low level Frame buffer driver for HP workstations with * STI (standard text interface) video firmware. * * Copyright (C) 2001-2006 Helge Deller <deller@gmx.de> * Portions Copyright (C) 2001 Thomas Bogendoerfer <tsbogend@alpha.franken.de> - * + * * Based on: * - linux/drivers/video/artistfb.c -- Artist frame buffer driver * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> @@ -14,7 +14,7 @@ * - HP Xhp cfb-based X11 window driver for XFree86 * (c)Copyright 1992 Hewlett-Packard Co. * - * + * * The following graphics display devices (NGLE family) are supported by this driver: * * HPA4070A known as "HCRX", a 1280x1024 color device with 8 planes @@ -30,7 +30,7 @@ * supports 1280x1024 color displays with 8 planes. * HP710G same as HP710C, 1280x1024 grayscale only * HP710L same as HP710C, 1024x768 color only - * HP712 internal graphics support on HP9000s712 SPU, supports 640x480, + * HP712 internal graphics support on HP9000s712 SPU, supports 640x480, * 1024x768 or 1280x1024 color displays on 8 planes (Artist) * * This file is subject to the terms and conditions of the GNU General Public @@ -92,7 +92,7 @@ typedef struct { __s32 misc_video_end; } video_setup_t; -typedef struct { +typedef struct { __s16 sizeof_ngle_data; __s16 x_size_visible; /* visible screen dim in pixels */ __s16 y_size_visible; @@ -177,10 +177,10 @@ static int __initdata stifb_bpp_pref[MAX_STI_ROMS]; #endif /* DEBUG_STIFB_REGS */ -#define ENABLE 1 /* for enabling/disabling screen */ +#define ENABLE 1 /* for enabling/disabling screen */ #define DISABLE 0 -#define NGLE_LOCK(fb_info) do { } while (0) +#define NGLE_LOCK(fb_info) do { } while (0) #define NGLE_UNLOCK(fb_info) do { } while (0) static void @@ -198,9 +198,9 @@ SETUP_HW(struct stifb_info *fb) static void SETUP_FB(struct stifb_info *fb) -{ +{ unsigned int reg10_value = 0; - + SETUP_HW(fb); switch (fb->id) { @@ -210,15 +210,15 @@ SETUP_FB(struct stifb_info *fb) reg10_value = 0x13601000; break; case S9000_ID_A1439A: - if (fb->info.var.bits_per_pixel == 32) + if (fb->info.var.bits_per_pixel == 32) reg10_value = 0xBBA0A000; - else + else reg10_value = 0x13601000; break; case S9000_ID_HCRX: if (fb->info.var.bits_per_pixel == 32) reg10_value = 0xBBA0A000; - else + else reg10_value = 0x13602000; break; case S9000_ID_TIMBER: @@ -243,7 +243,7 @@ START_IMAGE_COLORMAP_ACCESS(struct stifb_info *fb) } static void -WRITE_IMAGE_COLOR(struct stifb_info *fb, int index, int color) +WRITE_IMAGE_COLOR(struct stifb_info *fb, int index, int color) { SETUP_HW(fb); WRITE_WORD(((0x100+index)<<2), fb, REG_3); @@ -251,30 +251,30 @@ WRITE_IMAGE_COLOR(struct stifb_info *fb, int index, int color) } static void -FINISH_IMAGE_COLORMAP_ACCESS(struct stifb_info *fb) -{ +FINISH_IMAGE_COLORMAP_ACCESS(struct stifb_info *fb) +{ WRITE_WORD(0x400, fb, REG_2); if (fb->info.var.bits_per_pixel == 32) { WRITE_WORD(0x83000100, fb, REG_1); } else { if (fb->id == S9000_ID_ARTIST || fb->id == CRT_ID_VISUALIZE_EG) WRITE_WORD(0x80000100, fb, REG_26); - else + else WRITE_WORD(0x80000100, fb, REG_1); } SETUP_FB(fb); } static void -SETUP_RAMDAC(struct stifb_info *fb) +SETUP_RAMDAC(struct stifb_info *fb) { SETUP_HW(fb); WRITE_WORD(0x04000000, fb, 0x1020); WRITE_WORD(0xff000000, fb, 0x1028); } -static void -CRX24_SETUP_RAMDAC(struct stifb_info *fb) +static void +CRX24_SETUP_RAMDAC(struct stifb_info *fb) { SETUP_HW(fb); WRITE_WORD(0x04000000, fb, 0x1000); @@ -286,14 +286,14 @@ CRX24_SETUP_RAMDAC(struct stifb_info *fb) } #if 0 -static void +static void HCRX_SETUP_RAMDAC(struct stifb_info *fb) { WRITE_WORD(0xffffffff, fb, REG_32); } #endif -static void +static void CRX24_SET_OVLY_MASK(struct stifb_info *fb) { SETUP_HW(fb); @@ -314,7 +314,7 @@ ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable) WRITE_WORD(value, fb, 0x1038); } -static void +static void CRX24_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable) { unsigned int value = enable ? 0x10000000 : 0x30000000; @@ -325,11 +325,11 @@ CRX24_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable) } static void -ARTIST_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable) +ARTIST_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable) { u32 DregsMiscVideo = REG_21; u32 DregsMiscCtl = REG_27; - + SETUP_HW(fb); if (enable) { WRITE_WORD(READ_WORD(fb, DregsMiscVideo) | 0x0A000000, fb, DregsMiscVideo); @@ -344,7 +344,7 @@ ARTIST_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable) (READ_BYTE(fb, REG_16b3) - 1) #define HYPER_CONFIG_PLANES_24 0x00000100 - + #define IS_24_DEVICE(fb) \ (fb->deviceSpecificConfig & HYPER_CONFIG_PLANES_24) @@ -470,15 +470,15 @@ SETUP_ATTR_ACCESS(struct stifb_info *fb, unsigned BufferNumber) } static void -SET_ATTR_SIZE(struct stifb_info *fb, int width, int height) +SET_ATTR_SIZE(struct stifb_info *fb, int width, int height) { - /* REG_6 seems to have special values when run on a + /* REG_6 seems to have special values when run on a RDI precisionbook parisc laptop (INTERNAL_EG_DX1024 or INTERNAL_EG_X1024). The values are: 0x2f0: internal (LCD) & external display enabled 0x2a0: external display only 0x000: zero on standard artist graphic cards - */ + */ WRITE_WORD(0x00000000, fb, REG_6); WRITE_WORD((width<<16) | height, fb, REG_9); WRITE_WORD(0x05000000, fb, REG_6); @@ -486,7 +486,7 @@ SET_ATTR_SIZE(struct stifb_info *fb, int width, int height) } static void -FINISH_ATTR_ACCESS(struct stifb_info *fb) +FINISH_ATTR_ACCESS(struct stifb_info *fb) { SETUP_HW(fb); WRITE_WORD(0x00000000, fb, REG_12); @@ -499,7 +499,7 @@ elkSetupPlanes(struct stifb_info *fb) SETUP_FB(fb); } -static void +static void ngleSetupAttrPlanes(struct stifb_info *fb, int BufferNumber) { SETUP_ATTR_ACCESS(fb, BufferNumber); @@ -519,7 +519,7 @@ rattlerSetupPlanes(struct stifb_info *fb) * read mask register for overlay planes, not image planes). */ CRX24_SETUP_RAMDAC(fb); - + /* change fb->id temporarily to fool SETUP_FB() */ saved_id = fb->id; fb->id = CRX24_OVERLAY_PLANES; @@ -565,7 +565,7 @@ setNgleLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length) lutBltCtl.all = 0x80000000; lutBltCtl.fields.length = length; - switch (fb->id) + switch (fb->id) { case S9000_ID_A1439A: /* CRX24 */ if (fb->var.bits_per_pixel == 8) { @@ -576,12 +576,12 @@ setNgleLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length) lutBltCtl.fields.lutOffset = 0 * 256; } break; - + case S9000_ID_ARTIST: lutBltCtl.fields.lutType = NGLE_CMAP_INDEXED0_TYPE; lutBltCtl.fields.lutOffset = 0 * 256; break; - + default: lutBltCtl.fields.lutType = NGLE_CMAP_INDEXED0_TYPE; lutBltCtl.fields.lutOffset = 0; @@ -596,7 +596,7 @@ setNgleLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length) #endif static NgleLutBltCtl -setHyperLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length) +setHyperLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length) { NgleLutBltCtl lutBltCtl; @@ -633,7 +633,7 @@ static void hyperUndoITE(struct stifb_info *fb) /* Hardware setup for full-depth write to "magic" location */ GET_FIFO_SLOTS(fb, nFreeFifoSlots, 7); - NGLE_QUICK_SET_DST_BM_ACCESS(fb, + NGLE_QUICK_SET_DST_BM_ACCESS(fb, BA(IndexedDcd, Otc04, Ots08, AddrLong, BAJustPoint(0), BINovly, BAIndexBase(0))); NGLE_QUICK_SET_IMAGE_BITMAP_OP(fb, @@ -653,13 +653,13 @@ static void hyperUndoITE(struct stifb_info *fb) NGLE_UNLOCK(fb); } -static void +static void ngleDepth8_ClearImagePlanes(struct stifb_info *fb) { /* FIXME! */ } -static void +static void ngleDepth24_ClearImagePlanes(struct stifb_info *fb) { /* FIXME! */ @@ -675,7 +675,7 @@ ngleResetAttrPlanes(struct stifb_info *fb, unsigned int ctlPlaneReg) NGLE_LOCK(fb); GET_FIFO_SLOTS(fb, nFreeFifoSlots, 4); - NGLE_QUICK_SET_DST_BM_ACCESS(fb, + NGLE_QUICK_SET_DST_BM_ACCESS(fb, BA(IndexedDcd, Otc32, OtsIndirect, AddrLong, BAJustPoint(0), BINattr, BAIndexBase(0))); @@ -713,22 +713,22 @@ ngleResetAttrPlanes(struct stifb_info *fb, unsigned int ctlPlaneReg) /**** Finally, set the Control Plane Register back to zero: ****/ GET_FIFO_SLOTS(fb, nFreeFifoSlots, 1); NGLE_QUICK_SET_CTL_PLN_REG(fb, 0); - + NGLE_UNLOCK(fb); } - + static void ngleClearOverlayPlanes(struct stifb_info *fb, int mask, int data) { int nFreeFifoSlots = 0; u32 packed_dst; u32 packed_len; - + NGLE_LOCK(fb); /* Hardware setup */ GET_FIFO_SLOTS(fb, nFreeFifoSlots, 8); - NGLE_QUICK_SET_DST_BM_ACCESS(fb, + NGLE_QUICK_SET_DST_BM_ACCESS(fb, BA(IndexedDcd, Otc04, Ots08, AddrLong, BAJustPoint(0), BINovly, BAIndexBase(0))); @@ -736,23 +736,23 @@ ngleClearOverlayPlanes(struct stifb_info *fb, int mask, int data) NGLE_REALLY_SET_IMAGE_FG_COLOR(fb, data); NGLE_REALLY_SET_IMAGE_PLANEMASK(fb, mask); - + packed_dst = 0; packed_len = (fb->info.var.xres << 16) | fb->info.var.yres; NGLE_SET_DSTXY(fb, packed_dst); - - /* Write zeroes to overlay planes */ + + /* Write zeroes to overlay planes */ NGLE_QUICK_SET_IMAGE_BITMAP_OP(fb, IBOvals(RopSrc, MaskAddrOffset(0), BitmapExtent08, StaticReg(0), DataDynamic, MaskOtc, BGx(0), FGx(0))); - + SET_LENXY_START_RECFILL(fb, packed_len); NGLE_UNLOCK(fb); } -static void +static void hyperResetPlanes(struct stifb_info *fb, int enable) { unsigned int controlPlaneReg; @@ -783,7 +783,7 @@ hyperResetPlanes(struct stifb_info *fb, int enable) ngleClearOverlayPlanes(fb, 0xff, 255); /************************************************** - ** Also need to counteract ITE settings + ** Also need to counteract ITE settings **************************************************/ hyperUndoITE(fb); break; @@ -803,13 +803,13 @@ hyperResetPlanes(struct stifb_info *fb, int enable) ngleResetAttrPlanes(fb, controlPlaneReg); break; } - + NGLE_UNLOCK(fb); } /* Return pointer to in-memory structure holding ELK device-dependent ROM values. */ -static void +static void ngleGetDeviceRomData(struct stifb_info *fb) { #if 0 @@ -821,7 +821,7 @@ XXX: FIXME: !!! char *pCard8; int i; char *mapOrigin = NULL; - + int romTableIdx; pPackedDevRomData = fb->ngle_rom; @@ -888,7 +888,7 @@ SETUP_HCRX(struct stifb_info *fb) /* Initialize Hyperbowl registers */ GET_FIFO_SLOTS(fb, nFreeFifoSlots, 7); - + if (IS_24_DEVICE(fb)) { hyperbowl = (fb->info.var.bits_per_pixel == 32) ? HYPERBOWL_MODE01_8_24_LUT0_TRANSPARENT_LUT1_OPAQUE : @@ -897,9 +897,9 @@ SETUP_HCRX(struct stifb_info *fb) /* First write to Hyperbowl must happen twice (bug) */ WRITE_WORD(hyperbowl, fb, REG_40); WRITE_WORD(hyperbowl, fb, REG_40); - + WRITE_WORD(HYPERBOWL_MODE2_8_24, fb, REG_39); - + WRITE_WORD(0x014c0148, fb, REG_42); /* Set lut 0 to be the direct color */ WRITE_WORD(0x404c4048, fb, REG_43); WRITE_WORD(0x034c0348, fb, REG_44); @@ -990,7 +990,7 @@ stifb_setcolreg(u_int regno, u_int red, u_int green, 0, /* Offset w/i LUT */ 256); /* Load entire LUT */ NGLE_BINC_SET_SRCADDR(fb, - NGLE_LONG_FB_ADDRESS(0, 0x100, 0)); + NGLE_LONG_FB_ADDRESS(0, 0x100, 0)); /* 0x100 is same as used in WRITE_IMAGE_COLOR() */ START_COLORMAPLOAD(fb, lutBltCtl.all); SETUP_FB(fb); @@ -1028,7 +1028,7 @@ stifb_blank(int blank_mode, struct fb_info *info) ENABLE_DISABLE_DISPLAY(fb, enable); break; } - + SETUP_FB(fb); return 0; } @@ -1114,15 +1114,15 @@ stifb_init_display(struct stifb_info *fb) /* HCRX specific initialization */ SETUP_HCRX(fb); - + /* if (id == S9000_ID_HCRX) hyperInitSprite(fb); else ngleInitSprite(fb); */ - - /* Initialize the image planes. */ + + /* Initialize the image planes. */ switch (id) { case S9000_ID_HCRX: hyperResetPlanes(fb, ENABLE); @@ -1194,7 +1194,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) fb = kzalloc(sizeof(*fb), GFP_ATOMIC); if (!fb) return -ENOMEM; - + info = &fb->info; /* set struct to a known state */ @@ -1235,7 +1235,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) dev_name, fb->id); goto out_err0; } - + /* default to 8 bpp on most graphic chips */ bpp = 8; xres = sti_onscreen_x(fb->sti); @@ -1256,7 +1256,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) fb->id = S9000_ID_A1659A; break; case S9000_ID_TIMBER: /* HP9000/710 Any (may be a grayscale device) */ - if (strstr(dev_name, "GRAYSCALE") || + if (strstr(dev_name, "GRAYSCALE") || strstr(dev_name, "Grayscale") || strstr(dev_name, "grayscale")) var->grayscale = 1; @@ -1295,16 +1295,16 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) case CRT_ID_VISUALIZE_EG: case S9000_ID_ARTIST: /* Artist */ break; - default: + default: #ifdef FALLBACK_TO_1BPP - printk(KERN_WARNING + printk(KERN_WARNING "stifb: Unsupported graphics card (id=0x%08x) " "- now trying 1bpp mode instead\n", fb->id); bpp = 1; /* default to 1 bpp */ break; #else - printk(KERN_WARNING + printk(KERN_WARNING "stifb: Unsupported graphics card (id=0x%08x) " "- skipping.\n", fb->id); @@ -1320,11 +1320,11 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) fix->line_length = (fb->sti->glob_cfg->total_x * bpp) / 8; if (!fix->line_length) fix->line_length = 2048; /* default */ - + /* limit fbsize to max visible screen size */ if (fix->smem_len > yres*fix->line_length) fix->smem_len = ALIGN(yres*fix->line_length, 4*1024*1024); - + fix->accel = FB_ACCEL_NONE; switch (bpp) { @@ -1350,7 +1350,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) default: break; } - + var->xres = var->xres_virtual = xres; var->yres = var->yres_virtual = yres; var->bits_per_pixel = bpp; @@ -1379,7 +1379,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) fix->smem_start, fix->smem_start+fix->smem_len); goto out_err2; } - + if (!request_mem_region(fix->mmio_start, fix->mmio_len, "stifb mmio")) { printk(KERN_ERR "stifb: cannot reserve sti mmio region 0x%04lx-0x%04lx\n", fix->mmio_start, fix->mmio_start+fix->mmio_len); @@ -1393,11 +1393,11 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) fb_info(&fb->info, "%s %dx%d-%d frame buffer device, %s, id: %04x, mmio: 0x%04lx\n", fix->id, - var->xres, + var->xres, var->yres, var->bits_per_pixel, dev_name, - fb->id, + fb->id, fix->mmio_start); return 0; @@ -1413,6 +1413,7 @@ out_err1: iounmap(info->screen_base); out_err0: kfree(fb); + sti->info = NULL; return -ENXIO; } @@ -1426,7 +1427,7 @@ static int __init stifb_init(void) struct sti_struct *sti; struct sti_struct *def_sti; int i; - + #ifndef MODULE char *option = NULL; @@ -1438,7 +1439,7 @@ static int __init stifb_init(void) printk(KERN_INFO "stifb: disabled by \"stifb=off\" kernel parameter\n"); return -ENXIO; } - + def_sti = sti_get_rom(0); if (def_sti) { for (i = 1; i <= MAX_STI_ROMS; i++) { @@ -1472,7 +1473,7 @@ stifb_cleanup(void) { struct sti_struct *sti; int i; - + for (i = 1; i <= MAX_STI_ROMS; i++) { sti = sti_get_rom(i); if (!sti) @@ -1495,10 +1496,10 @@ int __init stifb_setup(char *options) { int i; - + if (!options || !*options) return 1; - + if (strncmp(options, "off", 3) == 0) { stifb_disabled = 1; options += 3; diff --git a/drivers/video/fbdev/valkyriefb.c b/drivers/video/fbdev/valkyriefb.c index 1007023a5e88..b166b7cfe0e5 100644 --- a/drivers/video/fbdev/valkyriefb.c +++ b/drivers/video/fbdev/valkyriefb.c @@ -1,7 +1,7 @@ /* * valkyriefb.c -- frame buffer device for the PowerMac 'valkyrie' display * - * Created 8 August 1998 by + * Created 8 August 1998 by * Martin Costabel <costabel@wanadoo.fr> and Kevin Schoedel * * Vmode-switching changes and vmode 15/17 modifications created 29 August @@ -77,13 +77,13 @@ struct fb_info_valkyrie { struct fb_par_valkyrie par; struct cmap_regs __iomem *cmap_regs; unsigned long cmap_regs_phys; - + struct valkyrie_regs __iomem *valkyrie_regs; unsigned long valkyrie_regs_phys; - + __u8 __iomem *frame_buffer; unsigned long frame_buffer_phys; - + int sense; unsigned long total_vram; @@ -244,7 +244,7 @@ static inline int valkyrie_vram_reqd(int video_mode, int color_mode) { int pitch; struct valkyrie_regvals *init = valkyrie_reg_init[video_mode-1]; - + if ((pitch = init->pitch[color_mode]) == 0) pitch = 2 * init->pitch[0]; return init->vres * pitch; @@ -467,7 +467,7 @@ static int valkyrie_var_to_par(struct fb_var_screeninfo *var, printk(KERN_ERR "valkyriefb: vmode %d not valid.\n", vmode); return -EINVAL; } - + if (cmode != CMODE_8 && cmode != CMODE_16) { printk(KERN_ERR "valkyriefb: cmode %d not valid.\n", cmode); return -EINVAL; @@ -516,7 +516,7 @@ static void valkyrie_init_fix(struct fb_fix_screeninfo *fix, struct fb_info_valk fix->ywrapstep = 0; fix->ypanstep = 0; fix->xpanstep = 0; - + } /* Fix must already be inited above */ diff --git a/drivers/video/fbdev/vfb.c b/drivers/video/fbdev/vfb.c index a94573997d15..6f1990969361 100644 --- a/drivers/video/fbdev/vfb.c +++ b/drivers/video/fbdev/vfb.c @@ -111,7 +111,7 @@ static u_long get_line_length(int xres_virtual, int bpp) * First part, xxxfb_check_var, must not write anything * to hardware, it should only verify and adjust var. * This means it doesn't alter par but it does use hardware - * data from it to check this var. + * data from it to check this var. */ static int vfb_check_var(struct fb_var_screeninfo *var, @@ -169,7 +169,7 @@ static int vfb_check_var(struct fb_var_screeninfo *var, /* * Now that we checked it we alter var. The reason being is that the video - * mode passed in might not work but slight changes to it might make it + * mode passed in might not work but slight changes to it might make it * work. This way we let the user know what is acceptable. */ switch (var->bits_per_pixel) { @@ -235,8 +235,8 @@ static int vfb_check_var(struct fb_var_screeninfo *var, } /* This routine actually sets the video mode. It's in here where we - * the hardware state info->par and fix which can be affected by the - * change in par. For this driver it doesn't do much. + * the hardware state info->par and fix which can be affected by the + * change in par. For this driver it doesn't do much. */ static int vfb_set_par(struct fb_info *info) { @@ -379,7 +379,7 @@ static int vfb_pan_display(struct fb_var_screeninfo *var, } /* - * Most drivers don't need their own mmap function + * Most drivers don't need their own mmap function */ static int vfb_mmap(struct fb_info *info, diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index e54f0884802a..79336fa853db 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -45,7 +45,8 @@ static int check_extent_in_eb(struct btrfs_backref_walk_ctx *ctx, int root_count; bool cached; - if (!btrfs_file_extent_compression(eb, fi) && + if (!ctx->ignore_extent_item_pos && + !btrfs_file_extent_compression(eb, fi) && !btrfs_file_extent_encryption(eb, fi) && !btrfs_file_extent_other_encoding(eb, fi)) { u64 data_offset; @@ -552,7 +553,7 @@ static int add_all_parents(struct btrfs_backref_walk_ctx *ctx, count++; else goto next; - if (!ctx->ignore_extent_item_pos) { + if (!ctx->skip_inode_ref_list) { ret = check_extent_in_eb(ctx, &key, eb, fi, &eie); if (ret == BTRFS_ITERATE_EXTENT_INODES_STOP || ret < 0) @@ -564,7 +565,7 @@ static int add_all_parents(struct btrfs_backref_walk_ctx *ctx, eie, (void **)&old, GFP_NOFS); if (ret < 0) break; - if (!ret && !ctx->ignore_extent_item_pos) { + if (!ret && !ctx->skip_inode_ref_list) { while (old->next) old = old->next; old->next = eie; @@ -1606,7 +1607,7 @@ again: goto out; } if (ref->count && ref->parent) { - if (!ctx->ignore_extent_item_pos && !ref->inode_list && + if (!ctx->skip_inode_ref_list && !ref->inode_list && ref->level == 0) { struct btrfs_tree_parent_check check = { 0 }; struct extent_buffer *eb; @@ -1647,7 +1648,7 @@ again: (void **)&eie, GFP_NOFS); if (ret < 0) goto out; - if (!ret && !ctx->ignore_extent_item_pos) { + if (!ret && !ctx->skip_inode_ref_list) { /* * We've recorded that parent, so we must extend * its inode list here. @@ -1743,7 +1744,7 @@ int btrfs_find_all_leafs(struct btrfs_backref_walk_ctx *ctx) static int btrfs_find_all_roots_safe(struct btrfs_backref_walk_ctx *ctx) { const u64 orig_bytenr = ctx->bytenr; - const bool orig_ignore_extent_item_pos = ctx->ignore_extent_item_pos; + const bool orig_skip_inode_ref_list = ctx->skip_inode_ref_list; bool roots_ulist_allocated = false; struct ulist_iterator uiter; int ret = 0; @@ -1764,7 +1765,7 @@ static int btrfs_find_all_roots_safe(struct btrfs_backref_walk_ctx *ctx) roots_ulist_allocated = true; } - ctx->ignore_extent_item_pos = true; + ctx->skip_inode_ref_list = true; ULIST_ITER_INIT(&uiter); while (1) { @@ -1789,7 +1790,7 @@ static int btrfs_find_all_roots_safe(struct btrfs_backref_walk_ctx *ctx) ulist_free(ctx->refs); ctx->refs = NULL; ctx->bytenr = orig_bytenr; - ctx->ignore_extent_item_pos = orig_ignore_extent_item_pos; + ctx->skip_inode_ref_list = orig_skip_inode_ref_list; return ret; } @@ -1912,7 +1913,7 @@ int btrfs_is_data_extent_shared(struct btrfs_inode *inode, u64 bytenr, goto out_trans; } - walk_ctx.ignore_extent_item_pos = true; + walk_ctx.skip_inode_ref_list = true; walk_ctx.trans = trans; walk_ctx.fs_info = fs_info; walk_ctx.refs = &ctx->refs; diff --git a/fs/btrfs/backref.h b/fs/btrfs/backref.h index ef6bbea3f456..1616e3e3f1e4 100644 --- a/fs/btrfs/backref.h +++ b/fs/btrfs/backref.h @@ -60,6 +60,12 @@ struct btrfs_backref_walk_ctx { * @extent_item_pos is ignored. */ bool ignore_extent_item_pos; + /* + * If true and bytenr corresponds to a data extent, then the inode list + * (each member describing inode number, file offset and root) is not + * added to each reference added to the @refs ulist. + */ + bool skip_inode_ref_list; /* A valid transaction handle or NULL. */ struct btrfs_trans_handle *trans; /* diff --git a/fs/btrfs/block-rsv.c b/fs/btrfs/block-rsv.c index 3ab707e26fa2..ac18c43fadad 100644 --- a/fs/btrfs/block-rsv.c +++ b/fs/btrfs/block-rsv.c @@ -124,7 +124,8 @@ static u64 block_rsv_release_bytes(struct btrfs_fs_info *fs_info, } else { num_bytes = 0; } - if (block_rsv->qgroup_rsv_reserved >= block_rsv->qgroup_rsv_size) { + if (qgroup_to_release_ret && + block_rsv->qgroup_rsv_reserved >= block_rsv->qgroup_rsv_size) { qgroup_to_release = block_rsv->qgroup_rsv_reserved - block_rsv->qgroup_rsv_size; block_rsv->qgroup_rsv_reserved = block_rsv->qgroup_rsv_size; diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 3c983c70028a..2ff2961b1183 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -2627,6 +2627,10 @@ static bool check_sibling_keys(struct extent_buffer *left, } if (btrfs_comp_cpu_keys(&left_last, &right_first) >= 0) { + btrfs_crit(left->fs_info, "left extent buffer:"); + btrfs_print_tree(left, false); + btrfs_crit(left->fs_info, "right extent buffer:"); + btrfs_print_tree(right, false); btrfs_crit(left->fs_info, "bad key order, sibling blocks, left last (%llu %u %llu) right first (%llu %u %llu)", left_last.objectid, left_last.type, @@ -3215,6 +3219,7 @@ static int push_leaf_right(struct btrfs_trans_handle *trans, struct btrfs_root if (check_sibling_keys(left, right)) { ret = -EUCLEAN; + btrfs_abort_transaction(trans, ret); btrfs_tree_unlock(right); free_extent_buffer(right); return ret; @@ -3433,6 +3438,7 @@ static int push_leaf_left(struct btrfs_trans_handle *trans, struct btrfs_root if (check_sibling_keys(left, right)) { ret = -EUCLEAN; + btrfs_abort_transaction(trans, ret); goto out; } return __push_leaf_left(trans, path, min_data_size, empty, left, @@ -4478,10 +4484,12 @@ int btrfs_del_items(struct btrfs_trans_handle *trans, struct btrfs_root *root, int btrfs_prev_leaf(struct btrfs_root *root, struct btrfs_path *path) { struct btrfs_key key; + struct btrfs_key orig_key; struct btrfs_disk_key found_key; int ret; btrfs_item_key_to_cpu(path->nodes[0], &key, 0); + orig_key = key; if (key.offset > 0) { key.offset--; @@ -4498,8 +4506,36 @@ int btrfs_prev_leaf(struct btrfs_root *root, struct btrfs_path *path) btrfs_release_path(path); ret = btrfs_search_slot(NULL, root, &key, path, 0, 0); - if (ret < 0) + if (ret <= 0) return ret; + + /* + * Previous key not found. Even if we were at slot 0 of the leaf we had + * before releasing the path and calling btrfs_search_slot(), we now may + * be in a slot pointing to the same original key - this can happen if + * after we released the path, one of more items were moved from a + * sibling leaf into the front of the leaf we had due to an insertion + * (see push_leaf_right()). + * If we hit this case and our slot is > 0 and just decrement the slot + * so that the caller does not process the same key again, which may or + * may not break the caller, depending on its logic. + */ + if (path->slots[0] < btrfs_header_nritems(path->nodes[0])) { + btrfs_item_key(path->nodes[0], &found_key, path->slots[0]); + ret = comp_keys(&found_key, &orig_key); + if (ret == 0) { + if (path->slots[0] > 0) { + path->slots[0]--; + return 0; + } + /* + * At slot 0, same key as before, it means orig_key is + * the lowest, leftmost, key in the tree. We're done. + */ + return 1; + } + } + btrfs_item_key(path->nodes[0], &found_key, 0); ret = comp_keys(&found_key, &key); /* diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 59ea049fe7ee..fbf9006c6234 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -3121,23 +3121,34 @@ int btrfs_start_pre_rw_mount(struct btrfs_fs_info *fs_info) { int ret; const bool cache_opt = btrfs_test_opt(fs_info, SPACE_CACHE); - bool clear_free_space_tree = false; + bool rebuild_free_space_tree = false; if (btrfs_test_opt(fs_info, CLEAR_CACHE) && btrfs_fs_compat_ro(fs_info, FREE_SPACE_TREE)) { - clear_free_space_tree = true; + rebuild_free_space_tree = true; } else if (btrfs_fs_compat_ro(fs_info, FREE_SPACE_TREE) && !btrfs_fs_compat_ro(fs_info, FREE_SPACE_TREE_VALID)) { btrfs_warn(fs_info, "free space tree is invalid"); - clear_free_space_tree = true; + rebuild_free_space_tree = true; } - if (clear_free_space_tree) { - btrfs_info(fs_info, "clearing free space tree"); - ret = btrfs_clear_free_space_tree(fs_info); + if (rebuild_free_space_tree) { + btrfs_info(fs_info, "rebuilding free space tree"); + ret = btrfs_rebuild_free_space_tree(fs_info); if (ret) { btrfs_warn(fs_info, - "failed to clear free space tree: %d", ret); + "failed to rebuild free space tree: %d", ret); + goto out; + } + } + + if (btrfs_fs_compat_ro(fs_info, FREE_SPACE_TREE) && + !btrfs_test_opt(fs_info, FREE_SPACE_TREE)) { + btrfs_info(fs_info, "disabling free space tree"); + ret = btrfs_delete_free_space_tree(fs_info); + if (ret) { + btrfs_warn(fs_info, + "failed to disable free space tree: %d", ret); goto out; } } diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index 018c711a0bc8..cd4cce9ba443 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -52,13 +52,13 @@ void btrfs_inode_safe_disk_i_size_write(struct btrfs_inode *inode, u64 new_i_siz u64 start, end, i_size; int ret; + spin_lock(&inode->lock); i_size = new_i_size ?: i_size_read(&inode->vfs_inode); if (btrfs_fs_incompat(fs_info, NO_HOLES)) { inode->disk_i_size = i_size; - return; + goto out_unlock; } - spin_lock(&inode->lock); ret = find_contiguous_extent_bit(&inode->file_extent_tree, 0, &start, &end, EXTENT_DIRTY); if (!ret && start == 0) @@ -66,6 +66,7 @@ void btrfs_inode_safe_disk_i_size_write(struct btrfs_inode *inode, u64 new_i_siz else i_size = 0; inode->disk_i_size = i_size; +out_unlock: spin_unlock(&inode->lock); } diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index d84cef89cdff..cf98a3c05480 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -870,15 +870,16 @@ static int __load_free_space_cache(struct btrfs_root *root, struct inode *inode, } spin_lock(&ctl->tree_lock); ret = link_free_space(ctl, e); - ctl->total_bitmaps++; - recalculate_thresholds(ctl); - spin_unlock(&ctl->tree_lock); if (ret) { + spin_unlock(&ctl->tree_lock); btrfs_err(fs_info, "Duplicate entries in free space cache, dumping"); kmem_cache_free(btrfs_free_space_cachep, e); goto free_cache; } + ctl->total_bitmaps++; + recalculate_thresholds(ctl); + spin_unlock(&ctl->tree_lock); list_add_tail(&e->list, &bitmaps); } diff --git a/fs/btrfs/free-space-tree.c b/fs/btrfs/free-space-tree.c index 4d155a48ec59..b21da1446f2a 100644 --- a/fs/btrfs/free-space-tree.c +++ b/fs/btrfs/free-space-tree.c @@ -1252,7 +1252,7 @@ out: return ret; } -int btrfs_clear_free_space_tree(struct btrfs_fs_info *fs_info) +int btrfs_delete_free_space_tree(struct btrfs_fs_info *fs_info) { struct btrfs_trans_handle *trans; struct btrfs_root *tree_root = fs_info->tree_root; @@ -1298,6 +1298,54 @@ abort: return ret; } +int btrfs_rebuild_free_space_tree(struct btrfs_fs_info *fs_info) +{ + struct btrfs_trans_handle *trans; + struct btrfs_key key = { + .objectid = BTRFS_FREE_SPACE_TREE_OBJECTID, + .type = BTRFS_ROOT_ITEM_KEY, + .offset = 0, + }; + struct btrfs_root *free_space_root = btrfs_global_root(fs_info, &key); + struct rb_node *node; + int ret; + + trans = btrfs_start_transaction(free_space_root, 1); + if (IS_ERR(trans)) + return PTR_ERR(trans); + + set_bit(BTRFS_FS_CREATING_FREE_SPACE_TREE, &fs_info->flags); + set_bit(BTRFS_FS_FREE_SPACE_TREE_UNTRUSTED, &fs_info->flags); + + ret = clear_free_space_tree(trans, free_space_root); + if (ret) + goto abort; + + node = rb_first_cached(&fs_info->block_group_cache_tree); + while (node) { + struct btrfs_block_group *block_group; + + block_group = rb_entry(node, struct btrfs_block_group, + cache_node); + ret = populate_free_space_tree(trans, block_group); + if (ret) + goto abort; + node = rb_next(node); + } + + btrfs_set_fs_compat_ro(fs_info, FREE_SPACE_TREE); + btrfs_set_fs_compat_ro(fs_info, FREE_SPACE_TREE_VALID); + clear_bit(BTRFS_FS_CREATING_FREE_SPACE_TREE, &fs_info->flags); + + ret = btrfs_commit_transaction(trans); + clear_bit(BTRFS_FS_FREE_SPACE_TREE_UNTRUSTED, &fs_info->flags); + return ret; +abort: + btrfs_abort_transaction(trans, ret); + btrfs_end_transaction(trans); + return ret; +} + static int __add_block_group_free_space(struct btrfs_trans_handle *trans, struct btrfs_block_group *block_group, struct btrfs_path *path) diff --git a/fs/btrfs/free-space-tree.h b/fs/btrfs/free-space-tree.h index dc2463e4cfe3..6d5551d0ced8 100644 --- a/fs/btrfs/free-space-tree.h +++ b/fs/btrfs/free-space-tree.h @@ -18,7 +18,8 @@ struct btrfs_caching_control; void set_free_space_tree_thresholds(struct btrfs_block_group *block_group); int btrfs_create_free_space_tree(struct btrfs_fs_info *fs_info); -int btrfs_clear_free_space_tree(struct btrfs_fs_info *fs_info); +int btrfs_delete_free_space_tree(struct btrfs_fs_info *fs_info); +int btrfs_rebuild_free_space_tree(struct btrfs_fs_info *fs_info); int load_free_space_tree(struct btrfs_caching_control *caching_ctl); int add_block_group_free_space(struct btrfs_trans_handle *trans, struct btrfs_block_group *block_group); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 57d070025c7a..19c707bc8801 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -3108,6 +3108,9 @@ int btrfs_finish_ordered_io(struct btrfs_ordered_extent *ordered_extent) btrfs_rewrite_logical_zoned(ordered_extent); btrfs_zone_finish_endio(fs_info, ordered_extent->disk_bytenr, ordered_extent->disk_num_bytes); + } else if (btrfs_is_data_reloc_root(inode->root)) { + btrfs_zone_finish_endio(fs_info, ordered_extent->disk_bytenr, + ordered_extent->disk_num_bytes); } if (test_bit(BTRFS_ORDERED_TRUNCATED, &ordered_extent->flags)) { diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 25833b4eeaf5..2fa36f694daa 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -454,7 +454,9 @@ void btrfs_exclop_balance(struct btrfs_fs_info *fs_info, case BTRFS_EXCLOP_BALANCE_PAUSED: spin_lock(&fs_info->super_lock); ASSERT(fs_info->exclusive_operation == BTRFS_EXCLOP_BALANCE || - fs_info->exclusive_operation == BTRFS_EXCLOP_DEV_ADD); + fs_info->exclusive_operation == BTRFS_EXCLOP_DEV_ADD || + fs_info->exclusive_operation == BTRFS_EXCLOP_NONE || + fs_info->exclusive_operation == BTRFS_EXCLOP_BALANCE_PAUSED); fs_info->exclusive_operation = BTRFS_EXCLOP_BALANCE_PAUSED; spin_unlock(&fs_info->super_lock); break; diff --git a/fs/btrfs/print-tree.c b/fs/btrfs/print-tree.c index b93c96213304..497b9dbd8a13 100644 --- a/fs/btrfs/print-tree.c +++ b/fs/btrfs/print-tree.c @@ -151,10 +151,10 @@ static void print_extent_item(struct extent_buffer *eb, int slot, int type) pr_cont("shared data backref parent %llu count %u\n", offset, btrfs_shared_data_ref_count(eb, sref)); /* - * offset is supposed to be a tree block which - * must be aligned to nodesize. + * Offset is supposed to be a tree block which must be + * aligned to sectorsize. */ - if (!IS_ALIGNED(offset, eb->fs_info->nodesize)) + if (!IS_ALIGNED(offset, eb->fs_info->sectorsize)) pr_info( "\t\t\t(parent %llu not aligned to sectorsize %u)\n", offset, eb->fs_info->sectorsize); diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 09b1988d1791..59a06499c647 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -3422,7 +3422,7 @@ int add_data_references(struct reloc_control *rc, btrfs_release_path(path); ctx.bytenr = extent_key->objectid; - ctx.ignore_extent_item_pos = true; + ctx.skip_inode_ref_list = true; ctx.fs_info = rc->extent_root->fs_info; ret = btrfs_find_all_leafs(&ctx); diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 6cb97efee976..ec18e2210602 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -826,7 +826,11 @@ out: !btrfs_test_opt(info, CLEAR_CACHE)) { btrfs_err(info, "cannot disable free space tree"); ret = -EINVAL; - + } + if (btrfs_fs_compat_ro(info, BLOCK_GROUP_TREE) && + !btrfs_test_opt(info, FREE_SPACE_TREE)) { + btrfs_err(info, "cannot disable free space tree with block-group-tree feature"); + ret = -EINVAL; } if (!ret) ret = btrfs_check_mountopts_zoned(info); diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 03f52e4a20aa..841e799dece5 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -395,6 +395,7 @@ void btrfs_free_device(struct btrfs_device *device) { WARN_ON(!list_empty(&device->post_commit_list)); rcu_string_free(device->name); + extent_io_tree_release(&device->alloc_state); btrfs_destroy_dev_zone_info(device); kfree(device); } diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c index a9b32ba6b2ce..39828af4a4e8 100644 --- a/fs/btrfs/zoned.c +++ b/fs/btrfs/zoned.c @@ -122,10 +122,9 @@ static int sb_write_pointer(struct block_device *bdev, struct blk_zone *zones, int i; for (i = 0; i < BTRFS_NR_SB_LOG_ZONES; i++) { - u64 bytenr; - - bytenr = ((zones[i].start + zones[i].len) - << SECTOR_SHIFT) - BTRFS_SUPER_INFO_SIZE; + u64 zone_end = (zones[i].start + zones[i].capacity) << SECTOR_SHIFT; + u64 bytenr = ALIGN_DOWN(zone_end, BTRFS_SUPER_INFO_SIZE) - + BTRFS_SUPER_INFO_SIZE; page[i] = read_cache_page_gfp(mapping, bytenr >> PAGE_SHIFT, GFP_NOFS); @@ -1168,12 +1167,12 @@ int btrfs_ensure_empty_zones(struct btrfs_device *device, u64 start, u64 size) return -ERANGE; /* All the zones are conventional */ - if (find_next_bit(zinfo->seq_zones, begin, end) == end) + if (find_next_bit(zinfo->seq_zones, end, begin) == end) return 0; /* All the zones are sequential and empty */ - if (find_next_zero_bit(zinfo->seq_zones, begin, end) == end && - find_next_zero_bit(zinfo->empty_zones, begin, end) == end) + if (find_next_zero_bit(zinfo->seq_zones, end, begin) == end && + find_next_zero_bit(zinfo->empty_zones, end, begin) == end) return 0; for (pos = start; pos < start + size; pos += zinfo->zone_size) { @@ -1610,11 +1609,11 @@ void btrfs_redirty_list_add(struct btrfs_transaction *trans, !list_empty(&eb->release_list)) return; + memzero_extent_buffer(eb, 0, eb->len); + set_bit(EXTENT_BUFFER_NO_CHECK, &eb->bflags); set_extent_buffer_dirty(eb); set_extent_bits_nowait(&trans->dirty_pages, eb->start, eb->start + eb->len - 1, EXTENT_DIRTY); - memzero_extent_buffer(eb, 0, eb->len); - set_bit(EXTENT_BUFFER_NO_CHECK, &eb->bflags); spin_lock(&trans->releasing_ebs_lock); list_add_tail(&eb->release_list, &trans->releasing_ebs); diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 32f7c81a7b89..43a4d8603db3 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -246,7 +246,7 @@ cifs_read_super(struct super_block *sb) if (cifs_sb->ctx->rasize) sb->s_bdi->ra_pages = cifs_sb->ctx->rasize / PAGE_SIZE; else - sb->s_bdi->ra_pages = cifs_sb->ctx->rsize / PAGE_SIZE; + sb->s_bdi->ra_pages = 2 * (cifs_sb->ctx->rsize / PAGE_SIZE); sb->s_blocksize = CIFS_MAX_MSGSIZE; sb->s_blocksize_bits = 14; /* default 2**14 = CIFS_MAX_MSGSIZE */ @@ -744,6 +744,7 @@ static void cifs_umount_begin(struct super_block *sb) spin_unlock(&tcon->tc_lock); spin_unlock(&cifs_tcp_ses_lock); + cifs_close_all_deferred_files(tcon); /* cancel_brl_requests(tcon); */ /* BB mark all brl mids as exiting */ /* cancel_notify_requests(tcon); */ if (tcon->ses && tcon->ses->server) { @@ -759,6 +760,20 @@ static void cifs_umount_begin(struct super_block *sb) return; } +static int cifs_freeze(struct super_block *sb) +{ + struct cifs_sb_info *cifs_sb = CIFS_SB(sb); + struct cifs_tcon *tcon; + + if (cifs_sb == NULL) + return 0; + + tcon = cifs_sb_master_tcon(cifs_sb); + + cifs_close_all_deferred_files(tcon); + return 0; +} + #ifdef CONFIG_CIFS_STATS2 static int cifs_show_stats(struct seq_file *s, struct dentry *root) { @@ -797,6 +812,7 @@ static const struct super_operations cifs_super_ops = { as opens */ .show_options = cifs_show_options, .umount_begin = cifs_umount_begin, + .freeze_fs = cifs_freeze, #ifdef CONFIG_CIFS_STATS2 .show_stats = cifs_show_stats, #endif diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index eeeed6fda13b..8e9a672320ab 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -2709,6 +2709,13 @@ cifs_match_super(struct super_block *sb, void *data) spin_lock(&cifs_tcp_ses_lock); cifs_sb = CIFS_SB(sb); + + /* We do not want to use a superblock that has been shutdown */ + if (CIFS_MOUNT_SHUTDOWN & cifs_sb->mnt_cifs_flags) { + spin_unlock(&cifs_tcp_ses_lock); + return 0; + } + tlink = cifs_get_tlink(cifs_sb_master_tlink(cifs_sb)); if (tlink == NULL) { /* can not match superblock if tlink were ever null */ diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index a81758225fcd..a295e4c2d54e 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -1682,7 +1682,7 @@ smb2_copychunk_range(const unsigned int xid, pcchunk->SourceOffset = cpu_to_le64(src_off); pcchunk->TargetOffset = cpu_to_le64(dest_off); pcchunk->Length = - cpu_to_le32(min_t(u32, len, tcon->max_bytes_chunk)); + cpu_to_le32(min_t(u64, len, tcon->max_bytes_chunk)); /* Request server copy to target from src identified by key */ kfree(retbuf); diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index e33ca0d33906..9ed61b6f9b21 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -1947,6 +1947,9 @@ SMB2_tcon(const unsigned int xid, struct cifs_ses *ses, const char *tree, init_copy_chunk_defaults(tcon); if (server->ops->validate_negotiate) rc = server->ops->validate_negotiate(xid, tcon); + if (rc == 0) /* See MS-SMB2 2.2.10 and 3.2.5.5 */ + if (tcon->share_flags & SMB2_SHAREFLAG_ISOLATED_TRANSPORT) + server->nosharesock = true; tcon_exit: free_rsp_buf(resp_buftype, rsp); diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index 094269488183..c1edde817be8 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -305,6 +305,38 @@ struct ext4_group_desc * ext4_get_group_desc(struct super_block *sb, return desc; } +static ext4_fsblk_t ext4_valid_block_bitmap_padding(struct super_block *sb, + ext4_group_t block_group, + struct buffer_head *bh) +{ + ext4_grpblk_t next_zero_bit; + unsigned long bitmap_size = sb->s_blocksize * 8; + unsigned int offset = num_clusters_in_group(sb, block_group); + + if (bitmap_size <= offset) + return 0; + + next_zero_bit = ext4_find_next_zero_bit(bh->b_data, bitmap_size, offset); + + return (next_zero_bit < bitmap_size ? next_zero_bit : 0); +} + +struct ext4_group_info *ext4_get_group_info(struct super_block *sb, + ext4_group_t group) +{ + struct ext4_group_info **grp_info; + long indexv, indexh; + + if (unlikely(group >= EXT4_SB(sb)->s_groups_count)) { + ext4_error(sb, "invalid group %u", group); + return NULL; + } + indexv = group >> (EXT4_DESC_PER_BLOCK_BITS(sb)); + indexh = group & ((EXT4_DESC_PER_BLOCK(sb)) - 1); + grp_info = sbi_array_rcu_deref(EXT4_SB(sb), s_group_info, indexv); + return grp_info[indexh]; +} + /* * Return the block number which was discovered to be invalid, or 0 if * the block bitmap is valid. @@ -379,7 +411,7 @@ static int ext4_validate_block_bitmap(struct super_block *sb, if (buffer_verified(bh)) return 0; - if (EXT4_MB_GRP_BBITMAP_CORRUPT(grp)) + if (!grp || EXT4_MB_GRP_BBITMAP_CORRUPT(grp)) return -EFSCORRUPTED; ext4_lock_group(sb, block_group); @@ -402,6 +434,15 @@ static int ext4_validate_block_bitmap(struct super_block *sb, EXT4_GROUP_INFO_BBITMAP_CORRUPT); return -EFSCORRUPTED; } + blk = ext4_valid_block_bitmap_padding(sb, block_group, bh); + if (unlikely(blk != 0)) { + ext4_unlock_group(sb, block_group); + ext4_error(sb, "bg %u: block %llu: padding at end of block bitmap is not set", + block_group, blk); + ext4_mark_group_bitmap_corrupted(sb, block_group, + EXT4_GROUP_INFO_BBITMAP_CORRUPT); + return -EFSCORRUPTED; + } set_buffer_verified(bh); verified: ext4_unlock_group(sb, block_group); diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 18cb2680dc39..6948d673bba2 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -1684,6 +1684,30 @@ static inline struct ext4_inode_info *EXT4_I(struct inode *inode) return container_of(inode, struct ext4_inode_info, vfs_inode); } +static inline int ext4_writepages_down_read(struct super_block *sb) +{ + percpu_down_read(&EXT4_SB(sb)->s_writepages_rwsem); + return memalloc_nofs_save(); +} + +static inline void ext4_writepages_up_read(struct super_block *sb, int ctx) +{ + memalloc_nofs_restore(ctx); + percpu_up_read(&EXT4_SB(sb)->s_writepages_rwsem); +} + +static inline int ext4_writepages_down_write(struct super_block *sb) +{ + percpu_down_write(&EXT4_SB(sb)->s_writepages_rwsem); + return memalloc_nofs_save(); +} + +static inline void ext4_writepages_up_write(struct super_block *sb, int ctx) +{ + memalloc_nofs_restore(ctx); + percpu_up_write(&EXT4_SB(sb)->s_writepages_rwsem); +} + static inline int ext4_valid_inum(struct super_block *sb, unsigned long ino) { return ino == EXT4_ROOT_INO || @@ -2625,6 +2649,8 @@ extern void ext4_check_blocks_bitmap(struct super_block *); extern struct ext4_group_desc * ext4_get_group_desc(struct super_block * sb, ext4_group_t block_group, struct buffer_head ** bh); +extern struct ext4_group_info *ext4_get_group_info(struct super_block *sb, + ext4_group_t group); extern int ext4_should_retry_alloc(struct super_block *sb, int *retries); extern struct buffer_head *ext4_read_block_bitmap_nowait(struct super_block *sb, @@ -3232,19 +3258,6 @@ static inline void ext4_isize_set(struct ext4_inode *raw_inode, loff_t i_size) raw_inode->i_size_high = cpu_to_le32(i_size >> 32); } -static inline -struct ext4_group_info *ext4_get_group_info(struct super_block *sb, - ext4_group_t group) -{ - struct ext4_group_info **grp_info; - long indexv, indexh; - BUG_ON(group >= EXT4_SB(sb)->s_groups_count); - indexv = group >> (EXT4_DESC_PER_BLOCK_BITS(sb)); - indexh = group & ((EXT4_DESC_PER_BLOCK(sb)) - 1); - grp_info = sbi_array_rcu_deref(EXT4_SB(sb), s_group_info, indexv); - return grp_info[indexh]; -} - /* * Reading s_groups_count requires using smp_rmb() afterwards. See * the locking protocol documented in the comments of ext4_group_add() diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c index 7bc221038c6c..595abb9e7d74 100644 --- a/fs/ext4/extents_status.c +++ b/fs/ext4/extents_status.c @@ -267,14 +267,12 @@ static void __es_find_extent_range(struct inode *inode, /* see if the extent has been cached */ es->es_lblk = es->es_len = es->es_pblk = 0; - if (tree->cache_es) { - es1 = tree->cache_es; - if (in_range(lblk, es1->es_lblk, es1->es_len)) { - es_debug("%u cached by [%u/%u) %llu %x\n", - lblk, es1->es_lblk, es1->es_len, - ext4_es_pblock(es1), ext4_es_status(es1)); - goto out; - } + es1 = READ_ONCE(tree->cache_es); + if (es1 && in_range(lblk, es1->es_lblk, es1->es_len)) { + es_debug("%u cached by [%u/%u) %llu %x\n", + lblk, es1->es_lblk, es1->es_len, + ext4_es_pblock(es1), ext4_es_status(es1)); + goto out; } es1 = __es_tree_search(&tree->root, lblk); @@ -293,7 +291,7 @@ out: } if (es1 && matching_fn(es1)) { - tree->cache_es = es1; + WRITE_ONCE(tree->cache_es, es1); es->es_lblk = es1->es_lblk; es->es_len = es1->es_len; es->es_pblk = es1->es_pblk; @@ -931,14 +929,12 @@ int ext4_es_lookup_extent(struct inode *inode, ext4_lblk_t lblk, /* find extent in cache firstly */ es->es_lblk = es->es_len = es->es_pblk = 0; - if (tree->cache_es) { - es1 = tree->cache_es; - if (in_range(lblk, es1->es_lblk, es1->es_len)) { - es_debug("%u cached by [%u/%u)\n", - lblk, es1->es_lblk, es1->es_len); - found = 1; - goto out; - } + es1 = READ_ONCE(tree->cache_es); + if (es1 && in_range(lblk, es1->es_lblk, es1->es_len)) { + es_debug("%u cached by [%u/%u)\n", + lblk, es1->es_lblk, es1->es_len); + found = 1; + goto out; } node = tree->root.rb_node; diff --git a/fs/ext4/hash.c b/fs/ext4/hash.c index 147b5241dd94..46c3423ddfa1 100644 --- a/fs/ext4/hash.c +++ b/fs/ext4/hash.c @@ -277,7 +277,11 @@ static int __ext4fs_dirhash(const struct inode *dir, const char *name, int len, } default: hinfo->hash = 0; - return -1; + hinfo->minor_hash = 0; + ext4_warning(dir->i_sb, + "invalid/unsupported hash tree version %u", + hinfo->hash_version); + return -EINVAL; } hash = hash & ~1; if (hash == (EXT4_HTREE_EOF_32BIT << 1)) diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c index 787ab89c2c26..754f961cd9fd 100644 --- a/fs/ext4/ialloc.c +++ b/fs/ext4/ialloc.c @@ -91,7 +91,7 @@ static int ext4_validate_inode_bitmap(struct super_block *sb, if (buffer_verified(bh)) return 0; - if (EXT4_MB_GRP_IBITMAP_CORRUPT(grp)) + if (!grp || EXT4_MB_GRP_IBITMAP_CORRUPT(grp)) return -EFSCORRUPTED; ext4_lock_group(sb, block_group); @@ -293,7 +293,7 @@ void ext4_free_inode(handle_t *handle, struct inode *inode) } if (!(sbi->s_mount_state & EXT4_FC_REPLAY)) { grp = ext4_get_group_info(sb, block_group); - if (unlikely(EXT4_MB_GRP_IBITMAP_CORRUPT(grp))) { + if (!grp || unlikely(EXT4_MB_GRP_IBITMAP_CORRUPT(grp))) { fatal = -EFSCORRUPTED; goto error_return; } @@ -1046,7 +1046,7 @@ got_group: * Skip groups with already-known suspicious inode * tables */ - if (EXT4_MB_GRP_IBITMAP_CORRUPT(grp)) + if (!grp || EXT4_MB_GRP_IBITMAP_CORRUPT(grp)) goto next_group; } @@ -1183,6 +1183,10 @@ got: if (!(sbi->s_mount_state & EXT4_FC_REPLAY)) { grp = ext4_get_group_info(sb, group); + if (!grp) { + err = -EFSCORRUPTED; + goto out; + } down_read(&grp->alloc_sem); /* * protect vs itable * lazyinit @@ -1526,7 +1530,7 @@ int ext4_init_inode_table(struct super_block *sb, ext4_group_t group, } gdp = ext4_get_group_desc(sb, group, &group_desc_bh); - if (!gdp) + if (!gdp || !grp) goto out; /* diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c index 859bc4e2c9b0..5854bd5a3352 100644 --- a/fs/ext4/inline.c +++ b/fs/ext4/inline.c @@ -34,6 +34,7 @@ static int get_max_inline_xattr_value_size(struct inode *inode, struct ext4_xattr_ibody_header *header; struct ext4_xattr_entry *entry; struct ext4_inode *raw_inode; + void *end; int free, min_offs; if (!EXT4_INODE_HAS_XATTR_SPACE(inode)) @@ -57,14 +58,23 @@ static int get_max_inline_xattr_value_size(struct inode *inode, raw_inode = ext4_raw_inode(iloc); header = IHDR(inode, raw_inode); entry = IFIRST(header); + end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size; /* Compute min_offs. */ - for (; !IS_LAST_ENTRY(entry); entry = EXT4_XATTR_NEXT(entry)) { + while (!IS_LAST_ENTRY(entry)) { + void *next = EXT4_XATTR_NEXT(entry); + + if (next >= end) { + EXT4_ERROR_INODE(inode, + "corrupt xattr in inline inode"); + return 0; + } if (!entry->e_value_inum && entry->e_value_size) { size_t offs = le16_to_cpu(entry->e_value_offs); if (offs < min_offs) min_offs = offs; } + entry = next; } free = min_offs - ((void *)entry - (void *)IFIRST(header)) - sizeof(__u32); @@ -350,7 +360,7 @@ static int ext4_update_inline_data(handle_t *handle, struct inode *inode, error = ext4_xattr_ibody_get(inode, i.name_index, i.name, value, len); - if (error == -ENODATA) + if (error < 0) goto out; BUFFER_TRACE(is.iloc.bh, "get_write_access"); @@ -1175,6 +1185,7 @@ static int ext4_finish_convert_inline_dir(handle_t *handle, ext4_initialize_dirent_tail(dir_block, inode->i_sb->s_blocksize); set_buffer_uptodate(dir_block); + unlock_buffer(dir_block); err = ext4_handle_dirty_dirblock(handle, inode, dir_block); if (err) return err; @@ -1249,6 +1260,7 @@ static int ext4_convert_inline_data_nolock(handle_t *handle, if (!S_ISDIR(inode->i_mode)) { memcpy(data_bh->b_data, buf, inline_size); set_buffer_uptodate(data_bh); + unlock_buffer(data_bh); error = ext4_handle_dirty_metadata(handle, inode, data_bh); } else { @@ -1256,7 +1268,6 @@ static int ext4_convert_inline_data_nolock(handle_t *handle, buf, inline_size); } - unlock_buffer(data_bh); out_restore: if (error) ext4_restore_inline_data(handle, inode, iloc, buf, inline_size); diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 0d5ba922e411..ce5f21b6c2b3 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -2783,11 +2783,12 @@ static int ext4_writepages(struct address_space *mapping, .can_map = 1, }; int ret; + int alloc_ctx; if (unlikely(ext4_forced_shutdown(EXT4_SB(sb)))) return -EIO; - percpu_down_read(&EXT4_SB(sb)->s_writepages_rwsem); + alloc_ctx = ext4_writepages_down_read(sb); ret = ext4_do_writepages(&mpd); /* * For data=journal writeback we could have come across pages marked @@ -2796,7 +2797,7 @@ static int ext4_writepages(struct address_space *mapping, */ if (!ret && mpd.journalled_more_data) ret = ext4_do_writepages(&mpd); - percpu_up_read(&EXT4_SB(sb)->s_writepages_rwsem); + ext4_writepages_up_read(sb, alloc_ctx); return ret; } @@ -2824,17 +2825,18 @@ static int ext4_dax_writepages(struct address_space *mapping, long nr_to_write = wbc->nr_to_write; struct inode *inode = mapping->host; struct ext4_sb_info *sbi = EXT4_SB(mapping->host->i_sb); + int alloc_ctx; if (unlikely(ext4_forced_shutdown(EXT4_SB(inode->i_sb)))) return -EIO; - percpu_down_read(&sbi->s_writepages_rwsem); + alloc_ctx = ext4_writepages_down_read(inode->i_sb); trace_ext4_writepages(inode, wbc); ret = dax_writeback_mapping_range(mapping, sbi->s_daxdev, wbc); trace_ext4_writepages_result(inode, wbc, ret, nr_to_write - wbc->nr_to_write); - percpu_up_read(&sbi->s_writepages_rwsem); + ext4_writepages_up_read(inode->i_sb, alloc_ctx); return ret; } @@ -3375,7 +3377,7 @@ static int ext4_iomap_overwrite_begin(struct inode *inode, loff_t offset, */ flags &= ~IOMAP_WRITE; ret = ext4_iomap_begin(inode, offset, length, flags, iomap, srcmap); - WARN_ON_ONCE(iomap->type != IOMAP_MAPPED); + WARN_ON_ONCE(!ret && iomap->type != IOMAP_MAPPED); return ret; } @@ -5928,7 +5930,7 @@ int ext4_change_inode_journal_flag(struct inode *inode, int val) journal_t *journal; handle_t *handle; int err; - struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); + int alloc_ctx; /* * We have to be very careful here: changing a data block's @@ -5966,7 +5968,7 @@ int ext4_change_inode_journal_flag(struct inode *inode, int val) } } - percpu_down_write(&sbi->s_writepages_rwsem); + alloc_ctx = ext4_writepages_down_write(inode->i_sb); jbd2_journal_lock_updates(journal); /* @@ -5983,7 +5985,7 @@ int ext4_change_inode_journal_flag(struct inode *inode, int val) err = jbd2_journal_flush(journal, 0); if (err < 0) { jbd2_journal_unlock_updates(journal); - percpu_up_write(&sbi->s_writepages_rwsem); + ext4_writepages_up_write(inode->i_sb, alloc_ctx); return err; } ext4_clear_inode_flag(inode, EXT4_INODE_JOURNAL_DATA); @@ -5991,7 +5993,7 @@ int ext4_change_inode_journal_flag(struct inode *inode, int val) ext4_set_aops(inode); jbd2_journal_unlock_updates(journal); - percpu_up_write(&sbi->s_writepages_rwsem); + ext4_writepages_up_write(inode->i_sb, alloc_ctx); if (val) filemap_invalidate_unlock(inode->i_mapping); diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 78259bddbc4d..7b2e36d103cb 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -745,6 +745,8 @@ static int __mb_check_buddy(struct ext4_buddy *e4b, char *file, MB_CHECK_ASSERT(e4b->bd_info->bb_fragments == fragments); grp = ext4_get_group_info(sb, e4b->bd_group); + if (!grp) + return NULL; list_for_each(cur, &grp->bb_prealloc_list) { ext4_group_t groupnr; struct ext4_prealloc_space *pa; @@ -1060,9 +1062,9 @@ mb_set_largest_free_order(struct super_block *sb, struct ext4_group_info *grp) static noinline_for_stack void ext4_mb_generate_buddy(struct super_block *sb, - void *buddy, void *bitmap, ext4_group_t group) + void *buddy, void *bitmap, ext4_group_t group, + struct ext4_group_info *grp) { - struct ext4_group_info *grp = ext4_get_group_info(sb, group); struct ext4_sb_info *sbi = EXT4_SB(sb); ext4_grpblk_t max = EXT4_CLUSTERS_PER_GROUP(sb); ext4_grpblk_t i = 0; @@ -1181,6 +1183,8 @@ static int ext4_mb_init_cache(struct page *page, char *incore, gfp_t gfp) break; grinfo = ext4_get_group_info(sb, group); + if (!grinfo) + continue; /* * If page is uptodate then we came here after online resize * which added some new uninitialized group info structs, so @@ -1246,6 +1250,10 @@ static int ext4_mb_init_cache(struct page *page, char *incore, gfp_t gfp) group, page->index, i * blocksize); trace_ext4_mb_buddy_bitmap_load(sb, group); grinfo = ext4_get_group_info(sb, group); + if (!grinfo) { + err = -EFSCORRUPTED; + goto out; + } grinfo->bb_fragments = 0; memset(grinfo->bb_counters, 0, sizeof(*grinfo->bb_counters) * @@ -1256,7 +1264,7 @@ static int ext4_mb_init_cache(struct page *page, char *incore, gfp_t gfp) ext4_lock_group(sb, group); /* init the buddy */ memset(data, 0xff, blocksize); - ext4_mb_generate_buddy(sb, data, incore, group); + ext4_mb_generate_buddy(sb, data, incore, group, grinfo); ext4_unlock_group(sb, group); incore = NULL; } else { @@ -1370,6 +1378,9 @@ int ext4_mb_init_group(struct super_block *sb, ext4_group_t group, gfp_t gfp) might_sleep(); mb_debug(sb, "init group %u\n", group); this_grp = ext4_get_group_info(sb, group); + if (!this_grp) + return -EFSCORRUPTED; + /* * This ensures that we don't reinit the buddy cache * page which map to the group from which we are already @@ -1444,6 +1455,8 @@ ext4_mb_load_buddy_gfp(struct super_block *sb, ext4_group_t group, blocks_per_page = PAGE_SIZE / sb->s_blocksize; grp = ext4_get_group_info(sb, group); + if (!grp) + return -EFSCORRUPTED; e4b->bd_blkbits = sb->s_blocksize_bits; e4b->bd_info = grp; @@ -2159,6 +2172,8 @@ int ext4_mb_find_by_goal(struct ext4_allocation_context *ac, struct ext4_group_info *grp = ext4_get_group_info(ac->ac_sb, group); struct ext4_free_extent ex; + if (!grp) + return -EFSCORRUPTED; if (!(ac->ac_flags & (EXT4_MB_HINT_TRY_GOAL | EXT4_MB_HINT_GOAL_ONLY))) return 0; if (grp->bb_free == 0) @@ -2385,7 +2400,7 @@ static bool ext4_mb_good_group(struct ext4_allocation_context *ac, BUG_ON(cr < 0 || cr >= 4); - if (unlikely(EXT4_MB_GRP_BBITMAP_CORRUPT(grp))) + if (unlikely(EXT4_MB_GRP_BBITMAP_CORRUPT(grp) || !grp)) return false; free = grp->bb_free; @@ -2454,6 +2469,8 @@ static int ext4_mb_good_group_nolock(struct ext4_allocation_context *ac, ext4_grpblk_t free; int ret = 0; + if (!grp) + return -EFSCORRUPTED; if (sbi->s_mb_stats) atomic64_inc(&sbi->s_bal_cX_groups_considered[ac->ac_criteria]); if (should_lock) { @@ -2534,7 +2551,7 @@ ext4_group_t ext4_mb_prefetch(struct super_block *sb, ext4_group_t group, * prefetch once, so we avoid getblk() call, which can * be expensive. */ - if (!EXT4_MB_GRP_TEST_AND_SET_READ(grp) && + if (gdp && grp && !EXT4_MB_GRP_TEST_AND_SET_READ(grp) && EXT4_MB_GRP_NEED_INIT(grp) && ext4_free_group_clusters(sb, gdp) > 0 && !(ext4_has_group_desc_csum(sb) && @@ -2578,7 +2595,7 @@ void ext4_mb_prefetch_fini(struct super_block *sb, ext4_group_t group, gdp = ext4_get_group_desc(sb, group, NULL); grp = ext4_get_group_info(sb, group); - if (EXT4_MB_GRP_NEED_INIT(grp) && + if (grp && gdp && EXT4_MB_GRP_NEED_INIT(grp) && ext4_free_group_clusters(sb, gdp) > 0 && !(ext4_has_group_desc_csum(sb) && (gdp->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)))) { @@ -2837,6 +2854,8 @@ static int ext4_mb_seq_groups_show(struct seq_file *seq, void *v) sizeof(struct ext4_group_info); grinfo = ext4_get_group_info(sb, group); + if (!grinfo) + return 0; /* Load the group info in memory only if not already loaded. */ if (unlikely(EXT4_MB_GRP_NEED_INIT(grinfo))) { err = ext4_mb_load_buddy(sb, group, &e4b); @@ -2847,7 +2866,7 @@ static int ext4_mb_seq_groups_show(struct seq_file *seq, void *v) buddy_loaded = 1; } - memcpy(&sg, ext4_get_group_info(sb, group), i); + memcpy(&sg, grinfo, i); if (buddy_loaded) ext4_mb_unload_buddy(&e4b); @@ -3208,8 +3227,12 @@ static int ext4_mb_init_backend(struct super_block *sb) err_freebuddy: cachep = get_groupinfo_cache(sb->s_blocksize_bits); - while (i-- > 0) - kmem_cache_free(cachep, ext4_get_group_info(sb, i)); + while (i-- > 0) { + struct ext4_group_info *grp = ext4_get_group_info(sb, i); + + if (grp) + kmem_cache_free(cachep, grp); + } i = sbi->s_group_info_size; rcu_read_lock(); group_info = rcu_dereference(sbi->s_group_info); @@ -3522,6 +3545,8 @@ int ext4_mb_release(struct super_block *sb) for (i = 0; i < ngroups; i++) { cond_resched(); grinfo = ext4_get_group_info(sb, i); + if (!grinfo) + continue; mb_group_bb_bitmap_free(grinfo); ext4_lock_group(sb, i); count = ext4_mb_cleanup_pa(grinfo); @@ -4606,6 +4631,8 @@ static void ext4_mb_generate_from_freelist(struct super_block *sb, void *bitmap, struct ext4_free_data *entry; grp = ext4_get_group_info(sb, group); + if (!grp) + return; n = rb_first(&(grp->bb_free_root)); while (n) { @@ -4633,6 +4660,9 @@ void ext4_mb_generate_from_pa(struct super_block *sb, void *bitmap, int preallocated = 0; int len; + if (!grp) + return; + /* all form of preallocation discards first load group, * so the only competing code is preallocation use. * we don't need any locking here @@ -4869,6 +4899,8 @@ adjust_bex: ei = EXT4_I(ac->ac_inode); grp = ext4_get_group_info(sb, ac->ac_b_ex.fe_group); + if (!grp) + return; pa->pa_node_lock.inode_lock = &ei->i_prealloc_lock; pa->pa_inode = ac->ac_inode; @@ -4918,6 +4950,8 @@ ext4_mb_new_group_pa(struct ext4_allocation_context *ac) atomic_add(pa->pa_free, &EXT4_SB(sb)->s_mb_preallocated); grp = ext4_get_group_info(sb, ac->ac_b_ex.fe_group); + if (!grp) + return; lg = ac->ac_lg; BUG_ON(lg == NULL); @@ -5013,7 +5047,11 @@ ext4_mb_release_group_pa(struct ext4_buddy *e4b, trace_ext4_mb_release_group_pa(sb, pa); BUG_ON(pa->pa_deleted == 0); ext4_get_group_no_and_offset(sb, pa->pa_pstart, &group, &bit); - BUG_ON(group != e4b->bd_group && pa->pa_len != 0); + if (unlikely(group != e4b->bd_group && pa->pa_len != 0)) { + ext4_warning(sb, "bad group: expected %u, group %u, pa_start %llu", + e4b->bd_group, group, pa->pa_pstart); + return 0; + } mb_free_blocks(pa->pa_inode, e4b, bit, pa->pa_len); atomic_add(pa->pa_len, &EXT4_SB(sb)->s_mb_discarded); trace_ext4_mballoc_discard(sb, NULL, group, bit, pa->pa_len); @@ -5043,6 +5081,8 @@ ext4_mb_discard_group_preallocations(struct super_block *sb, int err; int free = 0; + if (!grp) + return 0; mb_debug(sb, "discard preallocation for group %u\n", group); if (list_empty(&grp->bb_prealloc_list)) goto out_dbg; @@ -5297,6 +5337,9 @@ static inline void ext4_mb_show_pa(struct super_block *sb) struct ext4_prealloc_space *pa; ext4_grpblk_t start; struct list_head *cur; + + if (!grp) + continue; ext4_lock_group(sb, i); list_for_each(cur, &grp->bb_prealloc_list) { pa = list_entry(cur, struct ext4_prealloc_space, @@ -6064,6 +6107,7 @@ static void ext4_mb_clear_bb(handle_t *handle, struct inode *inode, struct buffer_head *bitmap_bh = NULL; struct super_block *sb = inode->i_sb; struct ext4_group_desc *gdp; + struct ext4_group_info *grp; unsigned int overflow; ext4_grpblk_t bit; struct buffer_head *gd_bh; @@ -6089,8 +6133,8 @@ do_more: overflow = 0; ext4_get_group_no_and_offset(sb, block, &block_group, &bit); - if (unlikely(EXT4_MB_GRP_BBITMAP_CORRUPT( - ext4_get_group_info(sb, block_group)))) + grp = ext4_get_group_info(sb, block_group); + if (unlikely(!grp || EXT4_MB_GRP_BBITMAP_CORRUPT(grp))) return; /* @@ -6692,6 +6736,8 @@ int ext4_trim_fs(struct super_block *sb, struct fstrim_range *range) for (group = first_group; group <= last_group; group++) { grp = ext4_get_group_info(sb, group); + if (!grp) + continue; /* We only do this if the grp has never been initialized */ if (unlikely(EXT4_MB_GRP_NEED_INIT(grp))) { ret = ext4_mb_init_group(sb, group, GFP_NOFS); diff --git a/fs/ext4/migrate.c b/fs/ext4/migrate.c index a19a9661646e..d98ac2af8199 100644 --- a/fs/ext4/migrate.c +++ b/fs/ext4/migrate.c @@ -408,7 +408,6 @@ static int free_ext_block(handle_t *handle, struct inode *inode) int ext4_ext_migrate(struct inode *inode) { - struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); handle_t *handle; int retval = 0, i; __le32 *i_data; @@ -418,6 +417,7 @@ int ext4_ext_migrate(struct inode *inode) unsigned long max_entries; __u32 goal, tmp_csum_seed; uid_t owner[2]; + int alloc_ctx; /* * If the filesystem does not support extents, or the inode @@ -434,7 +434,7 @@ int ext4_ext_migrate(struct inode *inode) */ return retval; - percpu_down_write(&sbi->s_writepages_rwsem); + alloc_ctx = ext4_writepages_down_write(inode->i_sb); /* * Worst case we can touch the allocation bitmaps and a block @@ -586,7 +586,7 @@ out_tmp_inode: unlock_new_inode(tmp_inode); iput(tmp_inode); out_unlock: - percpu_up_write(&sbi->s_writepages_rwsem); + ext4_writepages_up_write(inode->i_sb, alloc_ctx); return retval; } @@ -605,6 +605,7 @@ int ext4_ind_migrate(struct inode *inode) ext4_fsblk_t blk; handle_t *handle; int ret, ret2 = 0; + int alloc_ctx; if (!ext4_has_feature_extents(inode->i_sb) || (!ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))) @@ -621,7 +622,7 @@ int ext4_ind_migrate(struct inode *inode) if (test_opt(inode->i_sb, DELALLOC)) ext4_alloc_da_blocks(inode); - percpu_down_write(&sbi->s_writepages_rwsem); + alloc_ctx = ext4_writepages_down_write(inode->i_sb); handle = ext4_journal_start(inode, EXT4_HT_MIGRATE, 1); if (IS_ERR(handle)) { @@ -665,6 +666,6 @@ errout: ext4_journal_stop(handle); up_write(&EXT4_I(inode)->i_data_sem); out_unlock: - percpu_up_write(&sbi->s_writepages_rwsem); + ext4_writepages_up_write(inode->i_sb, alloc_ctx); return ret; } diff --git a/fs/ext4/mmp.c b/fs/ext4/mmp.c index 4022bc713421..0aaf38ffcb6e 100644 --- a/fs/ext4/mmp.c +++ b/fs/ext4/mmp.c @@ -39,28 +39,36 @@ static void ext4_mmp_csum_set(struct super_block *sb, struct mmp_struct *mmp) * Write the MMP block using REQ_SYNC to try to get the block on-disk * faster. */ -static int write_mmp_block(struct super_block *sb, struct buffer_head *bh) +static int write_mmp_block_thawed(struct super_block *sb, + struct buffer_head *bh) { struct mmp_struct *mmp = (struct mmp_struct *)(bh->b_data); - /* - * We protect against freezing so that we don't create dirty buffers - * on frozen filesystem. - */ - sb_start_write(sb); ext4_mmp_csum_set(sb, mmp); lock_buffer(bh); bh->b_end_io = end_buffer_write_sync; get_bh(bh); submit_bh(REQ_OP_WRITE | REQ_SYNC | REQ_META | REQ_PRIO, bh); wait_on_buffer(bh); - sb_end_write(sb); if (unlikely(!buffer_uptodate(bh))) return -EIO; - return 0; } +static int write_mmp_block(struct super_block *sb, struct buffer_head *bh) +{ + int err; + + /* + * We protect against freezing so that we don't create dirty buffers + * on frozen filesystem. + */ + sb_start_write(sb); + err = write_mmp_block_thawed(sb, bh); + sb_end_write(sb); + return err; +} + /* * Read the MMP block. It _must_ be read from disk and hence we clear the * uptodate flag on the buffer. @@ -344,7 +352,11 @@ skip: seq = mmp_new_seq(); mmp->mmp_seq = cpu_to_le32(seq); - retval = write_mmp_block(sb, bh); + /* + * On mount / remount we are protected against fs freezing (by s_umount + * semaphore) and grabbing freeze protection upsets lockdep + */ + retval = write_mmp_block_thawed(sb, bh); if (retval) goto failed; diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index a5010b5b8a8c..45b579805c95 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -674,7 +674,7 @@ static struct stats dx_show_leaf(struct inode *dir, len = de->name_len; if (!IS_ENCRYPTED(dir)) { /* Directory is not encrypted */ - ext4fs_dirhash(dir, de->name, + (void) ext4fs_dirhash(dir, de->name, de->name_len, &h); printk("%*.s:(U)%x.%u ", len, name, h.hash, @@ -709,8 +709,9 @@ static struct stats dx_show_leaf(struct inode *dir, if (IS_CASEFOLDED(dir)) h.hash = EXT4_DIRENT_HASH(de); else - ext4fs_dirhash(dir, de->name, - de->name_len, &h); + (void) ext4fs_dirhash(dir, + de->name, + de->name_len, &h); printk("%*.s:(E)%x.%u ", len, name, h.hash, (unsigned) ((char *) de - base)); @@ -720,7 +721,8 @@ static struct stats dx_show_leaf(struct inode *dir, #else int len = de->name_len; char *name = de->name; - ext4fs_dirhash(dir, de->name, de->name_len, &h); + (void) ext4fs_dirhash(dir, de->name, + de->name_len, &h); printk("%*.s:%x.%u ", len, name, h.hash, (unsigned) ((char *) de - base)); #endif @@ -849,8 +851,14 @@ dx_probe(struct ext4_filename *fname, struct inode *dir, hinfo->seed = EXT4_SB(dir->i_sb)->s_hash_seed; /* hash is already computed for encrypted casefolded directory */ if (fname && fname_name(fname) && - !(IS_ENCRYPTED(dir) && IS_CASEFOLDED(dir))) - ext4fs_dirhash(dir, fname_name(fname), fname_len(fname), hinfo); + !(IS_ENCRYPTED(dir) && IS_CASEFOLDED(dir))) { + int ret = ext4fs_dirhash(dir, fname_name(fname), + fname_len(fname), hinfo); + if (ret < 0) { + ret_err = ERR_PTR(ret); + goto fail; + } + } hash = hinfo->hash; if (root->info.unused_flags & 1) { @@ -1111,7 +1119,12 @@ static int htree_dirblock_to_tree(struct file *dir_file, hinfo->minor_hash = 0; } } else { - ext4fs_dirhash(dir, de->name, de->name_len, hinfo); + err = ext4fs_dirhash(dir, de->name, + de->name_len, hinfo); + if (err < 0) { + count = err; + goto errout; + } } if ((hinfo->hash < start_hash) || ((hinfo->hash == start_hash) && @@ -1313,8 +1326,12 @@ static int dx_make_map(struct inode *dir, struct buffer_head *bh, if (de->name_len && de->inode) { if (ext4_hash_in_dirent(dir)) h.hash = EXT4_DIRENT_HASH(de); - else - ext4fs_dirhash(dir, de->name, de->name_len, &h); + else { + int err = ext4fs_dirhash(dir, de->name, + de->name_len, &h); + if (err < 0) + return err; + } map_tail--; map_tail->hash = h.hash; map_tail->offs = ((char *) de - base)>>2; @@ -1452,10 +1469,9 @@ int ext4_fname_setup_ci_filename(struct inode *dir, const struct qstr *iname, hinfo->hash_version = DX_HASH_SIPHASH; hinfo->seed = NULL; if (cf_name->name) - ext4fs_dirhash(dir, cf_name->name, cf_name->len, hinfo); + return ext4fs_dirhash(dir, cf_name->name, cf_name->len, hinfo); else - ext4fs_dirhash(dir, iname->name, iname->len, hinfo); - return 0; + return ext4fs_dirhash(dir, iname->name, iname->len, hinfo); } #endif @@ -2298,10 +2314,15 @@ static int make_indexed_dir(handle_t *handle, struct ext4_filename *fname, fname->hinfo.seed = EXT4_SB(dir->i_sb)->s_hash_seed; /* casefolded encrypted hashes are computed on fname setup */ - if (!ext4_hash_in_dirent(dir)) - ext4fs_dirhash(dir, fname_name(fname), - fname_len(fname), &fname->hinfo); - + if (!ext4_hash_in_dirent(dir)) { + int err = ext4fs_dirhash(dir, fname_name(fname), + fname_len(fname), &fname->hinfo); + if (err < 0) { + brelse(bh2); + brelse(bh); + return err; + } + } memset(frames, 0, sizeof(frames)); frame = frames; frame->entries = entries; diff --git a/fs/ext4/super.c b/fs/ext4/super.c index d39f386e9baf..9680fe753e59 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1048,6 +1048,8 @@ void ext4_mark_group_bitmap_corrupted(struct super_block *sb, struct ext4_group_desc *gdp = ext4_get_group_desc(sb, group, NULL); int ret; + if (!grp || !gdp) + return; if (flags & EXT4_GROUP_INFO_BBITMAP_CORRUPT) { ret = ext4_test_and_set_bit(EXT4_GROUP_INFO_BBITMAP_CORRUPT_BIT, &grp->bb_state); @@ -3238,11 +3240,9 @@ static __le16 ext4_group_desc_csum(struct super_block *sb, __u32 block_group, crc = crc16(crc, (__u8 *)gdp, offset); offset += sizeof(gdp->bg_checksum); /* skip checksum */ /* for checksum of struct ext4_group_desc do the rest...*/ - if (ext4_has_feature_64bit(sb) && - offset < le16_to_cpu(sbi->s_es->s_desc_size)) + if (ext4_has_feature_64bit(sb) && offset < sbi->s_desc_size) crc = crc16(crc, (__u8 *)gdp + offset, - le16_to_cpu(sbi->s_es->s_desc_size) - - offset); + sbi->s_desc_size - offset); out: return cpu_to_le16(crc); @@ -5684,8 +5684,9 @@ static int ext4_fill_super(struct super_block *sb, struct fs_context *fc) descr = "out journal"; if (___ratelimit(&ext4_mount_msg_ratelimit, "EXT4-fs mount")) - ext4_msg(sb, KERN_INFO, "mounted filesystem %pU with%s. " - "Quota mode: %s.", &sb->s_uuid, descr, + ext4_msg(sb, KERN_INFO, "mounted filesystem %pU %s with%s. " + "Quota mode: %s.", &sb->s_uuid, + sb_rdonly(sb) ? "ro" : "r/w", descr, ext4_quota_mode(sb)); /* Update the s_overhead_clusters if necessary */ @@ -6387,6 +6388,7 @@ static int __ext4_remount(struct fs_context *fc, struct super_block *sb) struct ext4_mount_options old_opts; ext4_group_t g; int err = 0; + int enable_rw = 0; #ifdef CONFIG_QUOTA int enable_quota = 0; int i, j; @@ -6573,7 +6575,7 @@ static int __ext4_remount(struct fs_context *fc, struct super_block *sb) if (err) goto restore_opts; - sb->s_flags &= ~SB_RDONLY; + enable_rw = 1; if (ext4_has_feature_mmp(sb)) { err = ext4_multi_mount_protect(sb, le64_to_cpu(es->s_mmp_block)); @@ -6616,9 +6618,6 @@ static int __ext4_remount(struct fs_context *fc, struct super_block *sb) } #ifdef CONFIG_QUOTA - /* Release old quota file names */ - for (i = 0; i < EXT4_MAXQUOTAS; i++) - kfree(old_opts.s_qf_names[i]); if (enable_quota) { if (sb_any_quota_suspended(sb)) dquot_resume(sb, -1); @@ -6628,16 +6627,29 @@ static int __ext4_remount(struct fs_context *fc, struct super_block *sb) goto restore_opts; } } + /* Release old quota file names */ + for (i = 0; i < EXT4_MAXQUOTAS; i++) + kfree(old_opts.s_qf_names[i]); #endif if (!test_opt(sb, BLOCK_VALIDITY) && sbi->s_system_blks) ext4_release_system_zone(sb); + if (enable_rw) + sb->s_flags &= ~SB_RDONLY; + if (!ext4_has_feature_mmp(sb) || sb_rdonly(sb)) ext4_stop_mmpd(sbi); return 0; restore_opts: + /* + * If there was a failing r/w to ro transition, we may need to + * re-enable quota + */ + if ((sb->s_flags & SB_RDONLY) && !(old_sb_flags & SB_RDONLY) && + sb_any_quota_suspended(sb)) + dquot_resume(sb, -1); sb->s_flags = old_sb_flags; sbi->s_mount_opt = old_opts.s_mount_opt; sbi->s_mount_opt2 = old_opts.s_mount_opt2; @@ -6678,8 +6690,9 @@ static int ext4_reconfigure(struct fs_context *fc) if (ret < 0) return ret; - ext4_msg(sb, KERN_INFO, "re-mounted %pU. Quota mode: %s.", - &sb->s_uuid, ext4_quota_mode(sb)); + ext4_msg(sb, KERN_INFO, "re-mounted %pU %s. Quota mode: %s.", + &sb->s_uuid, sb_rdonly(sb) ? "ro" : "r/w", + ext4_quota_mode(sb)); return 0; } diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index dadad29bd81b..dfc2e223bd10 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -2614,6 +2614,7 @@ static int ext4_xattr_move_to_block(handle_t *handle, struct inode *inode, .in_inode = !!entry->e_value_inum, }; struct ext4_xattr_ibody_header *header = IHDR(inode, raw_inode); + int needs_kvfree = 0; int error; is = kzalloc(sizeof(struct ext4_xattr_ibody_find), GFP_NOFS); @@ -2636,7 +2637,7 @@ static int ext4_xattr_move_to_block(handle_t *handle, struct inode *inode, error = -ENOMEM; goto out; } - + needs_kvfree = 1; error = ext4_xattr_inode_get(inode, entry, buffer, value_size); if (error) goto out; @@ -2675,7 +2676,7 @@ static int ext4_xattr_move_to_block(handle_t *handle, struct inode *inode, out: kfree(b_entry_name); - if (entry->e_value_inum && buffer) + if (needs_kvfree && buffer) kvfree(buffer); if (is) brelse(is->iloc.bh); diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 5eed8c237500..a84bf6444bba 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -1419,6 +1419,14 @@ static void gfs2_evict_inode(struct inode *inode) if (inode->i_nlink || sb_rdonly(sb) || !ip->i_no_addr) goto out; + /* + * In case of an incomplete mount, gfs2_evict_inode() may be called for + * system files without having an active journal to write to. In that + * case, skip the filesystem evict. + */ + if (!sdp->sd_jdesc) + goto out; + gfs2_holder_mark_uninitialized(&gh); ret = evict_should_delete(inode, &gh); if (ret == SHOULD_DEFER_EVICTION) diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index bacad0c57810..e63c1d46f189 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -402,7 +402,7 @@ static struct folio *nfs_readdir_folio_get_locked(struct address_space *mapping, struct folio *folio; folio = filemap_grab_folio(mapping, index); - if (!folio) + if (IS_ERR(folio)) return NULL; nfs_readdir_folio_init_and_validate(folio, cookie, change_attr); return folio; diff --git a/fs/notify/inotify/inotify_fsnotify.c b/fs/notify/inotify/inotify_fsnotify.c index 49cfe2ae6d23..993375f0db67 100644 --- a/fs/notify/inotify/inotify_fsnotify.c +++ b/fs/notify/inotify/inotify_fsnotify.c @@ -65,7 +65,7 @@ int inotify_handle_inode_event(struct fsnotify_mark *inode_mark, u32 mask, struct fsnotify_event *fsn_event; struct fsnotify_group *group = inode_mark->group; int ret; - int len = 0; + int len = 0, wd; int alloc_len = sizeof(struct inotify_event_info); struct mem_cgroup *old_memcg; @@ -81,6 +81,13 @@ int inotify_handle_inode_event(struct fsnotify_mark *inode_mark, u32 mask, fsn_mark); /* + * We can be racing with mark being detached. Don't report event with + * invalid wd. + */ + wd = READ_ONCE(i_mark->wd); + if (wd == -1) + return 0; + /* * Whoever is interested in the event, pays for the allocation. Do not * trigger OOM killer in the target monitoring memcg as it may have * security repercussion. @@ -110,7 +117,7 @@ int inotify_handle_inode_event(struct fsnotify_mark *inode_mark, u32 mask, fsn_event = &event->fse; fsnotify_init_event(fsn_event); event->mask = mask; - event->wd = i_mark->wd; + event->wd = wd; event->sync_cookie = cookie; event->name_len = len; if (len) diff --git a/fs/pipe.c b/fs/pipe.c index ceb17d2dfa19..2d88f73f585a 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -342,7 +342,8 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to) break; if (ret) break; - if (filp->f_flags & O_NONBLOCK) { + if ((filp->f_flags & O_NONBLOCK) || + (iocb->ki_flags & IOCB_NOWAIT)) { ret = -EAGAIN; break; } @@ -547,7 +548,8 @@ pipe_write(struct kiocb *iocb, struct iov_iter *from) continue; /* Wait for buffer space to become available. */ - if (filp->f_flags & O_NONBLOCK) { + if ((filp->f_flags & O_NONBLOCK) || + (iocb->ki_flags & IOCB_NOWAIT)) { if (!ret) ret = -EAGAIN; break; diff --git a/fs/xfs/libxfs/xfs_ag.c b/fs/xfs/libxfs/xfs_ag.c index 1b078bbbf225..9b373a0c7aaf 100644 --- a/fs/xfs/libxfs/xfs_ag.c +++ b/fs/xfs/libxfs/xfs_ag.c @@ -495,10 +495,12 @@ xfs_freesp_init_recs( ASSERT(start >= mp->m_ag_prealloc_blocks); if (start != mp->m_ag_prealloc_blocks) { /* - * Modify first record to pad stripe align of log + * Modify first record to pad stripe align of log and + * bump the record count. */ arec->ar_blockcount = cpu_to_be32(start - mp->m_ag_prealloc_blocks); + be16_add_cpu(&block->bb_numrecs, 1); nrec = arec + 1; /* @@ -509,7 +511,6 @@ xfs_freesp_init_recs( be32_to_cpu(arec->ar_startblock) + be32_to_cpu(arec->ar_blockcount)); arec = nrec; - be16_add_cpu(&block->bb_numrecs, 1); } /* * Change record start to after the internal log @@ -518,15 +519,13 @@ xfs_freesp_init_recs( } /* - * Calculate the record block count and check for the case where - * the log might have consumed all available space in the AG. If - * so, reset the record count to 0 to avoid exposure of an invalid - * record start block. + * Calculate the block count of this record; if it is nonzero, + * increment the record count. */ arec->ar_blockcount = cpu_to_be32(id->agsize - be32_to_cpu(arec->ar_startblock)); - if (!arec->ar_blockcount) - block->bb_numrecs = 0; + if (arec->ar_blockcount) + be16_add_cpu(&block->bb_numrecs, 1); } /* @@ -538,7 +537,7 @@ xfs_bnoroot_init( struct xfs_buf *bp, struct aghdr_init_data *id) { - xfs_btree_init_block(mp, bp, XFS_BTNUM_BNO, 0, 1, id->agno); + xfs_btree_init_block(mp, bp, XFS_BTNUM_BNO, 0, 0, id->agno); xfs_freesp_init_recs(mp, bp, id); } @@ -548,7 +547,7 @@ xfs_cntroot_init( struct xfs_buf *bp, struct aghdr_init_data *id) { - xfs_btree_init_block(mp, bp, XFS_BTNUM_CNT, 0, 1, id->agno); + xfs_btree_init_block(mp, bp, XFS_BTNUM_CNT, 0, 0, id->agno); xfs_freesp_init_recs(mp, bp, id); } diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index b512de0540d5..cd8870a16fd1 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -3494,8 +3494,10 @@ xfs_bmap_btalloc_at_eof( if (!caller_pag) args->pag = xfs_perag_get(mp, XFS_FSB_TO_AGNO(mp, ap->blkno)); error = xfs_alloc_vextent_exact_bno(args, ap->blkno); - if (!caller_pag) + if (!caller_pag) { xfs_perag_put(args->pag); + args->pag = NULL; + } if (error) return error; @@ -3505,7 +3507,6 @@ xfs_bmap_btalloc_at_eof( * Exact allocation failed. Reset to try an aligned allocation * according to the original allocation specification. */ - args->pag = NULL; args->alignment = stripe_align; args->minlen = nextminlen; args->minalignslop = 0; diff --git a/fs/xfs/scrub/bmap.c b/fs/xfs/scrub/bmap.c index 87ab9f95a487..69bc89d0fc68 100644 --- a/fs/xfs/scrub/bmap.c +++ b/fs/xfs/scrub/bmap.c @@ -42,12 +42,12 @@ xchk_setup_inode_bmap( xfs_ilock(sc->ip, XFS_IOLOCK_EXCL); /* - * We don't want any ephemeral data fork updates sitting around + * We don't want any ephemeral data/cow fork updates sitting around * while we inspect block mappings, so wait for directio to finish * and flush dirty data if we have delalloc reservations. */ if (S_ISREG(VFS_I(sc->ip)->i_mode) && - sc->sm->sm_type == XFS_SCRUB_TYPE_BMBTD) { + sc->sm->sm_type != XFS_SCRUB_TYPE_BMBTA) { struct address_space *mapping = VFS_I(sc->ip)->i_mapping; sc->ilock_flags |= XFS_MMAPLOCK_EXCL; diff --git a/fs/xfs/scrub/common.c b/fs/xfs/scrub/common.c index 9aa79665c608..7a20256be969 100644 --- a/fs/xfs/scrub/common.c +++ b/fs/xfs/scrub/common.c @@ -1164,32 +1164,6 @@ xchk_metadata_inode_forks( return 0; } -/* Pause background reaping of resources. */ -void -xchk_stop_reaping( - struct xfs_scrub *sc) -{ - sc->flags |= XCHK_REAPING_DISABLED; - xfs_blockgc_stop(sc->mp); - xfs_inodegc_stop(sc->mp); -} - -/* Restart background reaping of resources. */ -void -xchk_start_reaping( - struct xfs_scrub *sc) -{ - /* - * Readonly filesystems do not perform inactivation or speculative - * preallocation, so there's no need to restart the workers. - */ - if (!xfs_is_readonly(sc->mp)) { - xfs_inodegc_start(sc->mp); - xfs_blockgc_start(sc->mp); - } - sc->flags &= ~XCHK_REAPING_DISABLED; -} - /* * Enable filesystem hooks (i.e. runtime code patching) before starting a scrub * operation. Callers must not hold any locks that intersect with the CPU diff --git a/fs/xfs/scrub/common.h b/fs/xfs/scrub/common.h index 18b5f2b62f13..791235cd9b00 100644 --- a/fs/xfs/scrub/common.h +++ b/fs/xfs/scrub/common.h @@ -156,8 +156,6 @@ static inline bool xchk_skip_xref(struct xfs_scrub_metadata *sm) } int xchk_metadata_inode_forks(struct xfs_scrub *sc); -void xchk_stop_reaping(struct xfs_scrub *sc); -void xchk_start_reaping(struct xfs_scrub *sc); /* * Setting up a hook to wait for intents to drain is costly -- we have to take diff --git a/fs/xfs/scrub/fscounters.c b/fs/xfs/scrub/fscounters.c index faa315be7978..e382a35e98d8 100644 --- a/fs/xfs/scrub/fscounters.c +++ b/fs/xfs/scrub/fscounters.c @@ -150,13 +150,6 @@ xchk_setup_fscounters( if (error) return error; - /* - * Pause background reclaim while we're scrubbing to reduce the - * likelihood of background perturbations to the counters throwing off - * our calculations. - */ - xchk_stop_reaping(sc); - return xchk_trans_alloc(sc, 0); } @@ -454,6 +447,12 @@ xchk_fscounters( xchk_set_corrupt(sc); /* + * XXX: We can't quiesce percpu counter updates, so exit early. + * This can be re-enabled when we gain exclusive freeze functionality. + */ + return 0; + + /* * If ifree exceeds icount by more than the minimum variance then * something's probably wrong with the counters. */ diff --git a/fs/xfs/scrub/scrub.c b/fs/xfs/scrub/scrub.c index 02819bedc5b1..3d98f604765e 100644 --- a/fs/xfs/scrub/scrub.c +++ b/fs/xfs/scrub/scrub.c @@ -186,8 +186,6 @@ xchk_teardown( } if (sc->sm->sm_flags & XFS_SCRUB_IFLAG_REPAIR) mnt_drop_write_file(sc->file); - if (sc->flags & XCHK_REAPING_DISABLED) - xchk_start_reaping(sc); if (sc->buf) { if (sc->buf_cleanup) sc->buf_cleanup(sc->buf); diff --git a/fs/xfs/scrub/scrub.h b/fs/xfs/scrub/scrub.h index e71903474cd7..b38e93830dde 100644 --- a/fs/xfs/scrub/scrub.h +++ b/fs/xfs/scrub/scrub.h @@ -106,7 +106,6 @@ struct xfs_scrub { /* XCHK state flags grow up from zero, XREP state flags grown down from 2^31 */ #define XCHK_TRY_HARDER (1 << 0) /* can't get resources, try again */ -#define XCHK_REAPING_DISABLED (1 << 1) /* background block reaping paused */ #define XCHK_FSGATES_DRAIN (1 << 2) /* defer ops draining enabled */ #define XCHK_NEED_DRAIN (1 << 3) /* scrub needs to drain defer ops */ #define XREP_ALREADY_FIXED (1 << 31) /* checking our repair work */ diff --git a/fs/xfs/scrub/trace.h b/fs/xfs/scrub/trace.h index 68efd6fda61c..b3894daeb86a 100644 --- a/fs/xfs/scrub/trace.h +++ b/fs/xfs/scrub/trace.h @@ -98,7 +98,6 @@ TRACE_DEFINE_ENUM(XFS_SCRUB_TYPE_FSCOUNTERS); #define XFS_SCRUB_STATE_STRINGS \ { XCHK_TRY_HARDER, "try_harder" }, \ - { XCHK_REAPING_DISABLED, "reaping_disabled" }, \ { XCHK_FSGATES_DRAIN, "fsgates_drain" }, \ { XCHK_NEED_DRAIN, "need_drain" }, \ { XREP_ALREADY_FIXED, "already_fixed" } diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c index f032d3a4b727..fbb675563208 100644 --- a/fs/xfs/xfs_bmap_util.c +++ b/fs/xfs/xfs_bmap_util.c @@ -558,7 +558,9 @@ xfs_getbmap( if (!xfs_iext_next_extent(ifp, &icur, &got)) { xfs_fileoff_t end = XFS_B_TO_FSB(mp, XFS_ISIZE(ip)); - out[bmv->bmv_entries - 1].bmv_oflags |= BMV_OF_LAST; + if (bmv->bmv_entries > 0) + out[bmv->bmv_entries - 1].bmv_oflags |= + BMV_OF_LAST; if (whichfork != XFS_ATTR_FORK && bno < end && !xfs_getbmap_full(bmv)) { diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index 351849fc18ff..0f60e301eb1f 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -435,18 +435,23 @@ xfs_iget_check_free_state( } /* Make all pending inactivation work start immediately. */ -static void +static bool xfs_inodegc_queue_all( struct xfs_mount *mp) { struct xfs_inodegc *gc; int cpu; + bool ret = false; for_each_online_cpu(cpu) { gc = per_cpu_ptr(mp->m_inodegc, cpu); - if (!llist_empty(&gc->list)) + if (!llist_empty(&gc->list)) { mod_delayed_work_on(cpu, mp->m_inodegc_wq, &gc->work, 0); + ret = true; + } } + + return ret; } /* @@ -1856,6 +1861,8 @@ xfs_inodegc_worker( struct xfs_inode *ip, *n; unsigned int nofs_flag; + ASSERT(gc->cpu == smp_processor_id()); + WRITE_ONCE(gc->items, 0); if (!node) @@ -1909,24 +1916,41 @@ xfs_inodegc_flush( /* * Flush all the pending work and then disable the inode inactivation background - * workers and wait for them to stop. + * workers and wait for them to stop. Caller must hold sb->s_umount to + * coordinate changes in the inodegc_enabled state. */ void xfs_inodegc_stop( struct xfs_mount *mp) { + bool rerun; + if (!xfs_clear_inodegc_enabled(mp)) return; + /* + * Drain all pending inodegc work, including inodes that could be + * queued by racing xfs_inodegc_queue or xfs_inodegc_shrinker_scan + * threads that sample the inodegc state just prior to us clearing it. + * The inodegc flag state prevents new threads from queuing more + * inodes, so we queue pending work items and flush the workqueue until + * all inodegc lists are empty. IOWs, we cannot use drain_workqueue + * here because it does not allow other unserialized mechanisms to + * reschedule inodegc work while this draining is in progress. + */ xfs_inodegc_queue_all(mp); - drain_workqueue(mp->m_inodegc_wq); + do { + flush_workqueue(mp->m_inodegc_wq); + rerun = xfs_inodegc_queue_all(mp); + } while (rerun); trace_xfs_inodegc_stop(mp, __return_address); } /* * Enable the inode inactivation background workers and schedule deferred inode - * inactivation work if there is any. + * inactivation work if there is any. Caller must hold sb->s_umount to + * coordinate changes in the inodegc_enabled state. */ void xfs_inodegc_start( @@ -2069,7 +2093,8 @@ xfs_inodegc_queue( queue_delay = 0; trace_xfs_inodegc_queue(mp, __return_address); - mod_delayed_work(mp->m_inodegc_wq, &gc->work, queue_delay); + mod_delayed_work_on(current_cpu(), mp->m_inodegc_wq, &gc->work, + queue_delay); put_cpu_ptr(gc); if (xfs_inodegc_want_flush_work(ip, items, shrinker_hits)) { @@ -2113,7 +2138,8 @@ xfs_inodegc_cpu_dead( if (xfs_is_inodegc_enabled(mp)) { trace_xfs_inodegc_queue(mp, __return_address); - mod_delayed_work(mp->m_inodegc_wq, &gc->work, 0); + mod_delayed_work_on(current_cpu(), mp->m_inodegc_wq, &gc->work, + 0); } put_cpu_ptr(gc); } diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c index 285885c308bd..18c8f168b153 100644 --- a/fs/xfs/xfs_iomap.c +++ b/fs/xfs/xfs_iomap.c @@ -1006,8 +1006,9 @@ xfs_buffered_write_iomap_begin( if (eof) imap.br_startoff = end_fsb; /* fake hole until the end */ - /* We never need to allocate blocks for zeroing a hole. */ - if ((flags & IOMAP_ZERO) && imap.br_startoff > offset_fsb) { + /* We never need to allocate blocks for zeroing or unsharing a hole. */ + if ((flags & (IOMAP_UNSHARE | IOMAP_ZERO)) && + imap.br_startoff > offset_fsb) { xfs_hole_to_iomap(ip, iomap, offset_fsb, imap.br_startoff); goto out_unlock; } diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index f3269c0626f0..aaaf5ec13492 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -66,6 +66,9 @@ struct xfs_inodegc { /* approximate count of inodes in the list */ unsigned int items; unsigned int shrinker_hits; +#if defined(DEBUG) || defined(XFS_WARN) + unsigned int cpu; +#endif }; /* diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 4d2e87462ac4..7e706255f165 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -1095,6 +1095,9 @@ xfs_inodegc_init_percpu( for_each_possible_cpu(cpu) { gc = per_cpu_ptr(mp->m_inodegc, cpu); +#if defined(DEBUG) || defined(XFS_WARN) + gc->cpu = cpu; +#endif init_llist_head(&gc->list); gc->items = 0; INIT_DELAYED_WORK(&gc->work, xfs_inodegc_worker); diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h index 358db4a9f167..f8813c1e059b 100644 --- a/include/drm/display/drm_dp.h +++ b/include/drm/display/drm_dp.h @@ -286,9 +286,8 @@ #define DP_DSC_MAX_BITS_PER_PIXEL_HI 0x068 /* eDP 1.4 */ # define DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK (0x3 << 0) -# define DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT 8 -# define DP_DSC_MAX_BPP_DELTA_VERSION_MASK 0x06 -# define DP_DSC_MAX_BPP_DELTA_AVAILABILITY 0x08 +# define DP_DSC_MAX_BPP_DELTA_VERSION_MASK (0x3 << 5) /* eDP 1.5 & DP 2.0 */ +# define DP_DSC_MAX_BPP_DELTA_AVAILABILITY (1 << 7) /* eDP 1.5 & DP 2.0 */ #define DP_DSC_DEC_COLOR_FORMAT_CAP 0x069 # define DP_DSC_RGB (1 << 0) diff --git a/include/drm/display/drm_dp_helper.h b/include/drm/display/drm_dp_helper.h index 533d3ee7fe05..86f24a759268 100644 --- a/include/drm/display/drm_dp_helper.h +++ b/include/drm/display/drm_dp_helper.h @@ -181,9 +181,8 @@ static inline u16 drm_edp_dsc_sink_output_bpp(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE]) { return dsc_dpcd[DP_DSC_MAX_BITS_PER_PIXEL_LOW - DP_DSC_SUPPORT] | - (dsc_dpcd[DP_DSC_MAX_BITS_PER_PIXEL_HI - DP_DSC_SUPPORT] & - DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK << - DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT); + ((dsc_dpcd[DP_DSC_MAX_BITS_PER_PIXEL_HI - DP_DSC_SUPPORT] & + DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK) << 8); } static inline u32 diff --git a/include/linux/dim.h b/include/linux/dim.h index 6c5733981563..f343bc9aa2ec 100644 --- a/include/linux/dim.h +++ b/include/linux/dim.h @@ -236,8 +236,9 @@ void dim_park_tired(struct dim *dim); * * Calculate the delta between two samples (in data rates). * Takes into consideration counter wrap-around. + * Returned boolean indicates whether curr_stats are reliable. */ -void dim_calc_stats(struct dim_sample *start, struct dim_sample *end, +bool dim_calc_stats(struct dim_sample *start, struct dim_sample *end, struct dim_stats *curr_stats); /** diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index 0f40f379d75c..6ba71957851e 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -637,6 +637,23 @@ static inline __be16 vlan_get_protocol(const struct sk_buff *skb) return __vlan_get_protocol(skb, skb->protocol, NULL); } +/* This version of __vlan_get_protocol() also pulls mac header in skb->head */ +static inline __be16 vlan_get_protocol_and_depth(struct sk_buff *skb, + __be16 type, int *depth) +{ + int maclen; + + type = __vlan_get_protocol(skb, type, &maclen); + + if (type) { + if (!pskb_may_pull(skb, maclen)) + type = 0; + else if (depth) + *depth = maclen; + } + return type; +} + /* A getter for the SKB protocol field which will handle VLAN tags consistently * whether VLAN acceleration is enabled or not. */ diff --git a/include/linux/io_uring.h b/include/linux/io_uring.h index 3399d979ee1c..7fe31b2cd02f 100644 --- a/include/linux/io_uring.h +++ b/include/linux/io_uring.h @@ -36,6 +36,11 @@ struct io_uring_cmd { u8 pdu[32]; /* available inline for free use */ }; +static inline const void *io_uring_sqe_cmd(const struct io_uring_sqe *sqe) +{ + return sqe->cmd; +} + #if defined(CONFIG_IO_URING) int io_uring_cmd_import_fixed(u64 ubuf, unsigned long len, int rw, struct iov_iter *iter, void *ioucmd); @@ -66,11 +71,6 @@ static inline void io_uring_free(struct task_struct *tsk) if (tsk->io_uring) __io_uring_free(tsk); } - -static inline const void *io_uring_sqe_cmd(const struct io_uring_sqe *sqe) -{ - return sqe->cmd; -} #else static inline int io_uring_cmd_import_fixed(u64 ubuf, unsigned long len, int rw, struct iov_iter *iter, void *ioucmd) diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 45c3d62e616d..95f33dadb2be 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -567,6 +567,7 @@ #define PCI_DEVICE_ID_AMD_19H_M50H_DF_F3 0x166d #define PCI_DEVICE_ID_AMD_19H_M60H_DF_F3 0x14e3 #define PCI_DEVICE_ID_AMD_19H_M70H_DF_F3 0x14f3 +#define PCI_DEVICE_ID_AMD_19H_M78H_DF_F3 0x12fb #define PCI_DEVICE_ID_AMD_CNB17H_F3 0x1703 #define PCI_DEVICE_ID_AMD_LANCE 0x2000 #define PCI_DEVICE_ID_AMD_LANCE_HOME 0x2001 diff --git a/include/net/bonding.h b/include/net/bonding.h index a60a24923b55..0efef2a952b7 100644 --- a/include/net/bonding.h +++ b/include/net/bonding.h @@ -233,7 +233,7 @@ struct bonding { */ spinlock_t mode_lock; spinlock_t stats_lock; - u8 send_peer_notif; + u32 send_peer_notif; u8 igmp_retrans; #ifdef CONFIG_PROC_FS struct proc_dir_entry *proc_entry; diff --git a/include/net/sock.h b/include/net/sock.h index 8b7ed7167243..656ea89f60ff 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -2718,7 +2718,7 @@ static inline void sock_recv_cmsgs(struct msghdr *msg, struct sock *sk, __sock_recv_cmsgs(msg, sk, skb); else if (unlikely(sock_flag(sk, SOCK_TIMESTAMP))) sock_write_timestamp(sk, skb->tstamp); - else if (unlikely(sk->sk_stamp == SK_DEFAULT_STAMP)) + else if (unlikely(sock_read_timestamp(sk) == SK_DEFAULT_STAMP)) sock_write_timestamp(sk, 0); } diff --git a/kernel/events/core.c b/kernel/events/core.c index 68baa8194d9f..db016e418931 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -10150,8 +10150,20 @@ void perf_tp_event(u16 event_type, u64 count, void *record, int entry_size, perf_trace_buf_update(record, event_type); hlist_for_each_entry_rcu(event, head, hlist_entry) { - if (perf_tp_event_match(event, &data, regs)) + if (perf_tp_event_match(event, &data, regs)) { perf_swevent_event(event, count, &data, regs); + + /* + * Here use the same on-stack perf_sample_data, + * some members in data are event-specific and + * need to be re-computed for different sweveents. + * Re-initialize data->sample_flags safely to avoid + * the problem that next event skips preparing data + * because data->sample_flags is set. + */ + perf_sample_data_init(&data, 0, 0); + perf_sample_save_raw_data(&data, &raw); + } } /* diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c index acb5a50309a1..9eabd585ce7a 100644 --- a/kernel/locking/rwsem.c +++ b/kernel/locking/rwsem.c @@ -1240,7 +1240,7 @@ static struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *sem) /* * lock for reading */ -static inline int __down_read_common(struct rw_semaphore *sem, int state) +static __always_inline int __down_read_common(struct rw_semaphore *sem, int state) { int ret = 0; long count; @@ -1258,17 +1258,17 @@ out: return ret; } -static inline void __down_read(struct rw_semaphore *sem) +static __always_inline void __down_read(struct rw_semaphore *sem) { __down_read_common(sem, TASK_UNINTERRUPTIBLE); } -static inline int __down_read_interruptible(struct rw_semaphore *sem) +static __always_inline int __down_read_interruptible(struct rw_semaphore *sem) { return __down_read_common(sem, TASK_INTERRUPTIBLE); } -static inline int __down_read_killable(struct rw_semaphore *sem) +static __always_inline int __down_read_killable(struct rw_semaphore *sem) { return __down_read_common(sem, TASK_KILLABLE); } diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 944c3ae39861..a68d1276bab0 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -11492,7 +11492,7 @@ void call_trace_sched_update_nr_running(struct rq *rq, int count) #ifdef CONFIG_SCHED_MM_CID -/** +/* * @cid_lock: Guarantee forward-progress of cid allocation. * * Concurrency ID allocation within a bitmap is mostly lock-free. The cid_lock @@ -11501,7 +11501,7 @@ void call_trace_sched_update_nr_running(struct rq *rq, int count) */ DEFINE_RAW_SPINLOCK(cid_lock); -/** +/* * @use_cid_lock: Select cid allocation behavior: lock-free vs spinlock. * * When @use_cid_lock is 0, the cid allocation is lock-free. When contention is diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c index 93bf2b4e47e5..771d1e040303 100644 --- a/kernel/time/tick-broadcast.c +++ b/kernel/time/tick-broadcast.c @@ -35,14 +35,15 @@ static __cacheline_aligned_in_smp DEFINE_RAW_SPINLOCK(tick_broadcast_lock); #ifdef CONFIG_TICK_ONESHOT static DEFINE_PER_CPU(struct clock_event_device *, tick_oneshot_wakeup_device); -static void tick_broadcast_setup_oneshot(struct clock_event_device *bc); +static void tick_broadcast_setup_oneshot(struct clock_event_device *bc, bool from_periodic); static void tick_broadcast_clear_oneshot(int cpu); static void tick_resume_broadcast_oneshot(struct clock_event_device *bc); # ifdef CONFIG_HOTPLUG_CPU static void tick_broadcast_oneshot_offline(unsigned int cpu); # endif #else -static inline void tick_broadcast_setup_oneshot(struct clock_event_device *bc) { BUG(); } +static inline void +tick_broadcast_setup_oneshot(struct clock_event_device *bc, bool from_periodic) { BUG(); } static inline void tick_broadcast_clear_oneshot(int cpu) { } static inline void tick_resume_broadcast_oneshot(struct clock_event_device *bc) { } # ifdef CONFIG_HOTPLUG_CPU @@ -264,7 +265,7 @@ int tick_device_uses_broadcast(struct clock_event_device *dev, int cpu) if (tick_broadcast_device.mode == TICKDEV_MODE_PERIODIC) tick_broadcast_start_periodic(bc); else - tick_broadcast_setup_oneshot(bc); + tick_broadcast_setup_oneshot(bc, false); ret = 1; } else { /* @@ -500,7 +501,7 @@ void tick_broadcast_control(enum tick_broadcast_mode mode) if (tick_broadcast_device.mode == TICKDEV_MODE_PERIODIC) tick_broadcast_start_periodic(bc); else - tick_broadcast_setup_oneshot(bc); + tick_broadcast_setup_oneshot(bc, false); } } out: @@ -1020,48 +1021,101 @@ static inline ktime_t tick_get_next_period(void) /** * tick_broadcast_setup_oneshot - setup the broadcast device */ -static void tick_broadcast_setup_oneshot(struct clock_event_device *bc) +static void tick_broadcast_setup_oneshot(struct clock_event_device *bc, + bool from_periodic) { int cpu = smp_processor_id(); + ktime_t nexttick = 0; if (!bc) return; - /* Set it up only once ! */ - if (bc->event_handler != tick_handle_oneshot_broadcast) { - int was_periodic = clockevent_state_periodic(bc); - - bc->event_handler = tick_handle_oneshot_broadcast; - + /* + * When the broadcast device was switched to oneshot by the first + * CPU handling the NOHZ change, the other CPUs will reach this + * code via hrtimer_run_queues() -> tick_check_oneshot_change() + * too. Set up the broadcast device only once! + */ + if (bc->event_handler == tick_handle_oneshot_broadcast) { /* - * We must be careful here. There might be other CPUs - * waiting for periodic broadcast. We need to set the - * oneshot_mask bits for those and program the - * broadcast device to fire. + * The CPU which switched from periodic to oneshot mode + * set the broadcast oneshot bit for all other CPUs which + * are in the general (periodic) broadcast mask to ensure + * that CPUs which wait for the periodic broadcast are + * woken up. + * + * Clear the bit for the local CPU as the set bit would + * prevent the first tick_broadcast_enter() after this CPU + * switched to oneshot state to program the broadcast + * device. + * + * This code can also be reached via tick_broadcast_control(), + * but this cannot avoid the tick_broadcast_clear_oneshot() + * as that would break the periodic to oneshot transition of + * secondary CPUs. But that's harmless as the below only + * clears already cleared bits. */ + tick_broadcast_clear_oneshot(cpu); + return; + } + + + bc->event_handler = tick_handle_oneshot_broadcast; + bc->next_event = KTIME_MAX; + + /* + * When the tick mode is switched from periodic to oneshot it must + * be ensured that CPUs which are waiting for periodic broadcast + * get their wake-up at the next tick. This is achieved by ORing + * tick_broadcast_mask into tick_broadcast_oneshot_mask. + * + * For other callers, e.g. broadcast device replacement, + * tick_broadcast_oneshot_mask must not be touched as this would + * set bits for CPUs which are already NOHZ, but not idle. Their + * next tick_broadcast_enter() would observe the bit set and fail + * to update the expiry time and the broadcast event device. + */ + if (from_periodic) { cpumask_copy(tmpmask, tick_broadcast_mask); + /* Remove the local CPU as it is obviously not idle */ cpumask_clear_cpu(cpu, tmpmask); - cpumask_or(tick_broadcast_oneshot_mask, - tick_broadcast_oneshot_mask, tmpmask); + cpumask_or(tick_broadcast_oneshot_mask, tick_broadcast_oneshot_mask, tmpmask); - if (was_periodic && !cpumask_empty(tmpmask)) { - ktime_t nextevt = tick_get_next_period(); + /* + * Ensure that the oneshot broadcast handler will wake the + * CPUs which are still waiting for periodic broadcast. + */ + nexttick = tick_get_next_period(); + tick_broadcast_init_next_event(tmpmask, nexttick); - clockevents_switch_state(bc, CLOCK_EVT_STATE_ONESHOT); - tick_broadcast_init_next_event(tmpmask, nextevt); - tick_broadcast_set_event(bc, cpu, nextevt); - } else - bc->next_event = KTIME_MAX; - } else { /* - * The first cpu which switches to oneshot mode sets - * the bit for all other cpus which are in the general - * (periodic) broadcast mask. So the bit is set and - * would prevent the first broadcast enter after this - * to program the bc device. + * If the underlying broadcast clock event device is + * already in oneshot state, then there is nothing to do. + * The device was already armed for the next tick + * in tick_handle_broadcast_periodic() */ - tick_broadcast_clear_oneshot(cpu); + if (clockevent_state_oneshot(bc)) + return; } + + /* + * When switching from periodic to oneshot mode arm the broadcast + * device for the next tick. + * + * If the broadcast device has been replaced in oneshot mode and + * the oneshot broadcast mask is not empty, then arm it to expire + * immediately in order to reevaluate the next expiring timer. + * @nexttick is 0 and therefore in the past which will cause the + * clockevent code to force an event. + * + * For both cases the programming can be avoided when the oneshot + * broadcast mask is empty. + * + * tick_broadcast_set_event() implicitly switches the broadcast + * device to oneshot state. + */ + if (!cpumask_empty(tick_broadcast_oneshot_mask)) + tick_broadcast_set_event(bc, cpu, nexttick); } /* @@ -1070,14 +1124,16 @@ static void tick_broadcast_setup_oneshot(struct clock_event_device *bc) void tick_broadcast_switch_to_oneshot(void) { struct clock_event_device *bc; + enum tick_device_mode oldmode; unsigned long flags; raw_spin_lock_irqsave(&tick_broadcast_lock, flags); + oldmode = tick_broadcast_device.mode; tick_broadcast_device.mode = TICKDEV_MODE_ONESHOT; bc = tick_broadcast_device.evtdev; if (bc) - tick_broadcast_setup_oneshot(bc); + tick_broadcast_setup_oneshot(bc, oldmode == TICKDEV_MODE_PERIODIC); raw_spin_unlock_irqrestore(&tick_broadcast_lock, flags); } diff --git a/lib/dim/dim.c b/lib/dim/dim.c index 38045d6d0538..e89aaf07bde5 100644 --- a/lib/dim/dim.c +++ b/lib/dim/dim.c @@ -54,7 +54,7 @@ void dim_park_tired(struct dim *dim) } EXPORT_SYMBOL(dim_park_tired); -void dim_calc_stats(struct dim_sample *start, struct dim_sample *end, +bool dim_calc_stats(struct dim_sample *start, struct dim_sample *end, struct dim_stats *curr_stats) { /* u32 holds up to 71 minutes, should be enough */ @@ -66,7 +66,7 @@ void dim_calc_stats(struct dim_sample *start, struct dim_sample *end, start->comp_ctr); if (!delta_us) - return; + return false; curr_stats->ppms = DIV_ROUND_UP(npkts * USEC_PER_MSEC, delta_us); curr_stats->bpms = DIV_ROUND_UP(nbytes * USEC_PER_MSEC, delta_us); @@ -79,5 +79,6 @@ void dim_calc_stats(struct dim_sample *start, struct dim_sample *end, else curr_stats->cpe_ratio = 0; + return true; } EXPORT_SYMBOL(dim_calc_stats); diff --git a/lib/dim/net_dim.c b/lib/dim/net_dim.c index 53f6b9c6e936..4e32f7aaac86 100644 --- a/lib/dim/net_dim.c +++ b/lib/dim/net_dim.c @@ -227,7 +227,8 @@ void net_dim(struct dim *dim, struct dim_sample end_sample) dim->start_sample.event_ctr); if (nevents < DIM_NEVENTS) break; - dim_calc_stats(&dim->start_sample, &end_sample, &curr_stats); + if (!dim_calc_stats(&dim->start_sample, &end_sample, &curr_stats)) + break; if (net_dim_decision(&curr_stats, dim)) { dim->state = DIM_APPLY_NEW_PROFILE; schedule_work(&dim->work); diff --git a/lib/dim/rdma_dim.c b/lib/dim/rdma_dim.c index 15462d54758d..88f779486707 100644 --- a/lib/dim/rdma_dim.c +++ b/lib/dim/rdma_dim.c @@ -88,7 +88,8 @@ void rdma_dim(struct dim *dim, u64 completions) nevents = curr_sample->event_ctr - dim->start_sample.event_ctr; if (nevents < DIM_NEVENTS) break; - dim_calc_stats(&dim->start_sample, curr_sample, &curr_stats); + if (!dim_calc_stats(&dim->start_sample, curr_sample, &curr_stats)) + break; if (rdma_dim_decision(&curr_stats, dim)) { dim->state = DIM_APPLY_NEW_PROFILE; schedule_work(&dim->work); diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c index 57744704ff69..84d6dd5e5b1a 100644 --- a/net/bridge/br_forward.c +++ b/net/bridge/br_forward.c @@ -42,7 +42,7 @@ int br_dev_queue_push_xmit(struct net *net, struct sock *sk, struct sk_buff *skb eth_type_vlan(skb->protocol)) { int depth; - if (!__vlan_get_protocol(skb, skb->protocol, &depth)) + if (!vlan_get_protocol_and_depth(skb, skb->protocol, &depth)) goto drop; skb_set_network_header(skb, depth); diff --git a/net/core/datagram.c b/net/core/datagram.c index 5662dff3d381..176eb5834746 100644 --- a/net/core/datagram.c +++ b/net/core/datagram.c @@ -807,18 +807,21 @@ __poll_t datagram_poll(struct file *file, struct socket *sock, { struct sock *sk = sock->sk; __poll_t mask; + u8 shutdown; sock_poll_wait(file, sock, wait); mask = 0; /* exceptional events? */ - if (sk->sk_err || !skb_queue_empty_lockless(&sk->sk_error_queue)) + if (READ_ONCE(sk->sk_err) || + !skb_queue_empty_lockless(&sk->sk_error_queue)) mask |= EPOLLERR | (sock_flag(sk, SOCK_SELECT_ERR_QUEUE) ? EPOLLPRI : 0); - if (sk->sk_shutdown & RCV_SHUTDOWN) + shutdown = READ_ONCE(sk->sk_shutdown); + if (shutdown & RCV_SHUTDOWN) mask |= EPOLLRDHUP | EPOLLIN | EPOLLRDNORM; - if (sk->sk_shutdown == SHUTDOWN_MASK) + if (shutdown == SHUTDOWN_MASK) mask |= EPOLLHUP; /* readable? */ @@ -827,10 +830,12 @@ __poll_t datagram_poll(struct file *file, struct socket *sock, /* Connection-based need to check for termination and startup */ if (connection_based(sk)) { - if (sk->sk_state == TCP_CLOSE) + int state = READ_ONCE(sk->sk_state); + + if (state == TCP_CLOSE) mask |= EPOLLHUP; /* connection hasn't started yet? */ - if (sk->sk_state == TCP_SYN_SENT) + if (state == TCP_SYN_SENT) return mask; } diff --git a/net/core/dev.c b/net/core/dev.c index 735096d42c1d..b3c13e041935 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -3335,7 +3335,7 @@ __be16 skb_network_protocol(struct sk_buff *skb, int *depth) type = eth->h_proto; } - return __vlan_get_protocol(skb, type, depth); + return vlan_get_protocol_and_depth(skb, type, depth); } /* openvswitch calls this on rx path, so we need a different check. diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 26a586007d8b..515ec5cdc79c 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -5298,7 +5298,7 @@ bool skb_partial_csum_set(struct sk_buff *skb, u16 start, u16 off) u32 csum_end = (u32)start + (u32)off + sizeof(__sum16); u32 csum_start = skb_headroom(skb) + (u32)start; - if (unlikely(csum_start > U16_MAX || csum_end > skb_headlen(skb))) { + if (unlikely(csum_start >= U16_MAX || csum_end > skb_headlen(skb))) { net_warn_ratelimited("bad partial csum: csum=%u/%u headroom=%u headlen=%u\n", start, off, skb_headroom(skb), skb_headlen(skb)); return false; @@ -5306,7 +5306,7 @@ bool skb_partial_csum_set(struct sk_buff *skb, u16 start, u16 off) skb->ip_summed = CHECKSUM_PARTIAL; skb->csum_start = csum_start; skb->csum_offset = off; - skb_set_transport_header(skb, start); + skb->transport_header = csum_start; return true; } EXPORT_SYMBOL_GPL(skb_partial_csum_set); diff --git a/net/core/stream.c b/net/core/stream.c index 434446ab14c5..f5c4e47df165 100644 --- a/net/core/stream.c +++ b/net/core/stream.c @@ -73,8 +73,8 @@ int sk_stream_wait_connect(struct sock *sk, long *timeo_p) add_wait_queue(sk_sleep(sk), &wait); sk->sk_write_pending++; done = sk_wait_event(sk, timeo_p, - !sk->sk_err && - !((1 << sk->sk_state) & + !READ_ONCE(sk->sk_err) && + !((1 << READ_ONCE(sk->sk_state)) & ~(TCPF_ESTABLISHED | TCPF_CLOSE_WAIT)), &wait); remove_wait_queue(sk_sleep(sk), &wait); sk->sk_write_pending--; @@ -87,9 +87,9 @@ EXPORT_SYMBOL(sk_stream_wait_connect); * sk_stream_closing - Return 1 if we still have things to send in our buffers. * @sk: socket to verify */ -static inline int sk_stream_closing(struct sock *sk) +static int sk_stream_closing(const struct sock *sk) { - return (1 << sk->sk_state) & + return (1 << READ_ONCE(sk->sk_state)) & (TCPF_FIN_WAIT1 | TCPF_CLOSING | TCPF_LAST_ACK); } @@ -142,8 +142,8 @@ int sk_stream_wait_memory(struct sock *sk, long *timeo_p) set_bit(SOCK_NOSPACE, &sk->sk_socket->flags); sk->sk_write_pending++; - sk_wait_event(sk, ¤t_timeo, sk->sk_err || - (sk->sk_shutdown & SEND_SHUTDOWN) || + sk_wait_event(sk, ¤t_timeo, READ_ONCE(sk->sk_err) || + (READ_ONCE(sk->sk_shutdown) & SEND_SHUTDOWN) || (sk_stream_memory_free(sk) && !vm_wait), &wait); sk->sk_write_pending--; diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 940062e08f57..c4aab3aacbd8 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -894,7 +894,7 @@ int inet_shutdown(struct socket *sock, int how) EPOLLHUP, even on eg. unconnected UDP sockets -- RR */ fallthrough; default: - sk->sk_shutdown |= how; + WRITE_ONCE(sk->sk_shutdown, sk->sk_shutdown | how); if (sk->sk_prot->shutdown) sk->sk_prot->shutdown(sk, how); break; diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 20db115c38c4..4d6392c16b7a 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -498,6 +498,7 @@ __poll_t tcp_poll(struct file *file, struct socket *sock, poll_table *wait) __poll_t mask; struct sock *sk = sock->sk; const struct tcp_sock *tp = tcp_sk(sk); + u8 shutdown; int state; sock_poll_wait(file, sock, wait); @@ -540,9 +541,10 @@ __poll_t tcp_poll(struct file *file, struct socket *sock, poll_table *wait) * NOTE. Check for TCP_CLOSE is added. The goal is to prevent * blocking on fresh not-connected or disconnected socket. --ANK */ - if (sk->sk_shutdown == SHUTDOWN_MASK || state == TCP_CLOSE) + shutdown = READ_ONCE(sk->sk_shutdown); + if (shutdown == SHUTDOWN_MASK || state == TCP_CLOSE) mask |= EPOLLHUP; - if (sk->sk_shutdown & RCV_SHUTDOWN) + if (shutdown & RCV_SHUTDOWN) mask |= EPOLLIN | EPOLLRDNORM | EPOLLRDHUP; /* Connected or passive Fast Open socket? */ @@ -559,7 +561,7 @@ __poll_t tcp_poll(struct file *file, struct socket *sock, poll_table *wait) if (tcp_stream_is_readable(sk, target)) mask |= EPOLLIN | EPOLLRDNORM; - if (!(sk->sk_shutdown & SEND_SHUTDOWN)) { + if (!(shutdown & SEND_SHUTDOWN)) { if (__sk_stream_is_writeable(sk, 1)) { mask |= EPOLLOUT | EPOLLWRNORM; } else { /* send SIGIO later */ @@ -2867,7 +2869,7 @@ void __tcp_close(struct sock *sk, long timeout) int data_was_unread = 0; int state; - sk->sk_shutdown = SHUTDOWN_MASK; + WRITE_ONCE(sk->sk_shutdown, SHUTDOWN_MASK); if (sk->sk_state == TCP_LISTEN) { tcp_set_state(sk, TCP_CLOSE); @@ -3119,7 +3121,7 @@ int tcp_disconnect(struct sock *sk, int flags) inet_bhash2_reset_saddr(sk); - sk->sk_shutdown = 0; + WRITE_ONCE(sk->sk_shutdown, 0); sock_reset_flag(sk, SOCK_DONE); tp->srtt_us = 0; tp->mdev_us = jiffies_to_usecs(TCP_TIMEOUT_INIT); @@ -4649,7 +4651,7 @@ void tcp_done(struct sock *sk) if (req) reqsk_fastopen_remove(sk, req, false); - sk->sk_shutdown = SHUTDOWN_MASK; + WRITE_ONCE(sk->sk_shutdown, SHUTDOWN_MASK); if (!sock_flag(sk, SOCK_DEAD)) sk->sk_state_change(sk); diff --git a/net/ipv4/tcp_bpf.c b/net/ipv4/tcp_bpf.c index ebf917511937..2e9547467edb 100644 --- a/net/ipv4/tcp_bpf.c +++ b/net/ipv4/tcp_bpf.c @@ -168,7 +168,7 @@ static int tcp_msg_wait_data(struct sock *sk, struct sk_psock *psock, sk_set_bit(SOCKWQ_ASYNC_WAITDATA, sk); ret = sk_wait_event(sk, &timeo, !list_empty(&psock->ingress_msg) || - !skb_queue_empty(&sk->sk_receive_queue), &wait); + !skb_queue_empty_lockless(&sk->sk_receive_queue), &wait); sk_clear_bit(SOCKWQ_ASYNC_WAITDATA, sk); remove_wait_queue(sk_sleep(sk), &wait); return ret; diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index a057330d6f59..61b6710f337a 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -4362,7 +4362,7 @@ void tcp_fin(struct sock *sk) inet_csk_schedule_ack(sk); - sk->sk_shutdown |= RCV_SHUTDOWN; + WRITE_ONCE(sk->sk_shutdown, sk->sk_shutdown | RCV_SHUTDOWN); sock_set_flag(sk, SOCK_DONE); switch (sk->sk_state) { @@ -6599,7 +6599,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb) break; tcp_set_state(sk, TCP_FIN_WAIT2); - sk->sk_shutdown |= SEND_SHUTDOWN; + WRITE_ONCE(sk->sk_shutdown, sk->sk_shutdown | SEND_SHUTDOWN); sk_dst_confirm(sk); diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c index da7fe94bea2e..9ffbc667be6c 100644 --- a/net/llc/af_llc.c +++ b/net/llc/af_llc.c @@ -583,7 +583,8 @@ static int llc_ui_wait_for_disc(struct sock *sk, long timeout) add_wait_queue(sk_sleep(sk), &wait); while (1) { - if (sk_wait_event(sk, &timeout, sk->sk_state == TCP_CLOSE, &wait)) + if (sk_wait_event(sk, &timeout, + READ_ONCE(sk->sk_state) == TCP_CLOSE, &wait)) break; rc = -ERESTARTSYS; if (signal_pending(current)) @@ -603,7 +604,8 @@ static bool llc_ui_wait_for_conn(struct sock *sk, long timeout) add_wait_queue(sk_sleep(sk), &wait); while (1) { - if (sk_wait_event(sk, &timeout, sk->sk_state != TCP_SYN_SENT, &wait)) + if (sk_wait_event(sk, &timeout, + READ_ONCE(sk->sk_state) != TCP_SYN_SENT, &wait)) break; if (signal_pending(current) || !timeout) break; @@ -622,7 +624,7 @@ static int llc_ui_wait_for_busy_core(struct sock *sk, long timeout) while (1) { rc = 0; if (sk_wait_event(sk, &timeout, - (sk->sk_shutdown & RCV_SHUTDOWN) || + (READ_ONCE(sk->sk_shutdown) & RCV_SHUTDOWN) || (!llc_data_accept_state(llc->state) && !llc->remote_busy_flag && !llc->p_flag), &wait)) diff --git a/net/netfilter/core.c b/net/netfilter/core.c index f0783e42108b..5f76ae86a656 100644 --- a/net/netfilter/core.c +++ b/net/netfilter/core.c @@ -711,9 +711,11 @@ void nf_conntrack_destroy(struct nf_conntrack *nfct) rcu_read_lock(); ct_hook = rcu_dereference(nf_ct_hook); - BUG_ON(ct_hook == NULL); - ct_hook->destroy(nfct); + if (ct_hook) + ct_hook->destroy(nfct); rcu_read_unlock(); + + WARN_ON(!ct_hook); } EXPORT_SYMBOL(nf_conntrack_destroy); diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c index 57f6724c99a7..169e16fc2bce 100644 --- a/net/netfilter/nf_conntrack_standalone.c +++ b/net/netfilter/nf_conntrack_standalone.c @@ -1218,11 +1218,12 @@ static int __init nf_conntrack_standalone_init(void) nf_conntrack_htable_size_user = nf_conntrack_htable_size; #endif + nf_conntrack_init_end(); + ret = register_pernet_subsys(&nf_conntrack_net_ops); if (ret < 0) goto out_pernet; - nf_conntrack_init_end(); return 0; out_pernet: diff --git a/net/netfilter/nft_chain_filter.c b/net/netfilter/nft_chain_filter.c index c3563f0be269..680fe557686e 100644 --- a/net/netfilter/nft_chain_filter.c +++ b/net/netfilter/nft_chain_filter.c @@ -344,6 +344,12 @@ static void nft_netdev_event(unsigned long event, struct net_device *dev, return; } + /* UNREGISTER events are also happening on netns exit. + * + * Although nf_tables core releases all tables/chains, only this event + * handler provides guarantee that hook->ops.dev is still accessible, + * so we cannot skip exiting net namespaces. + */ __nft_release_basechain(ctx); } @@ -362,9 +368,6 @@ static int nf_tables_netdev_event(struct notifier_block *this, event != NETDEV_CHANGENAME) return NOTIFY_DONE; - if (!check_net(ctx.net)) - return NOTIFY_DONE; - nft_net = nft_pernet(ctx.net); mutex_lock(&nft_net->commit_mutex); list_for_each_entry(table, &nft_net->tables, list) { diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 7ef8b9a1e30c..c87804112d0c 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1990,7 +1990,7 @@ static int netlink_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, skb_free_datagram(sk, skb); - if (nlk->cb_running && + if (READ_ONCE(nlk->cb_running) && atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf / 2) { ret = netlink_dump(sk); if (ret) { @@ -2302,7 +2302,7 @@ static int netlink_dump(struct sock *sk) if (cb->done) cb->done(cb); - nlk->cb_running = false; + WRITE_ONCE(nlk->cb_running, false); module = cb->module; skb = cb->skb; mutex_unlock(nlk->cb_mutex); @@ -2365,7 +2365,7 @@ int __netlink_dump_start(struct sock *ssk, struct sk_buff *skb, goto error_put; } - nlk->cb_running = true; + WRITE_ONCE(nlk->cb_running, true); nlk->dump_done_errno = INT_MAX; mutex_unlock(nlk->cb_mutex); @@ -2703,7 +2703,7 @@ static int netlink_native_seq_show(struct seq_file *seq, void *v) nlk->groups ? (u32)nlk->groups[0] : 0, sk_rmem_alloc_get(s), sk_wmem_alloc_get(s), - nlk->cb_running, + READ_ONCE(nlk->cb_running), refcount_read(&s->sk_refcnt), atomic_read(&s->sk_drops), sock_i_ino(s) diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 640d94e34635..94c6a1ffa459 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1934,10 +1934,8 @@ static void packet_parse_headers(struct sk_buff *skb, struct socket *sock) /* Move network header to the right position for VLAN tagged packets */ if (likely(skb->dev->type == ARPHRD_ETHER) && eth_type_vlan(skb->protocol) && - __vlan_get_protocol(skb, skb->protocol, &depth) != 0) { - if (pskb_may_pull(skb, depth)) - skb_set_network_header(skb, depth); - } + vlan_get_protocol_and_depth(skb, skb->protocol, &depth) != 0) + skb_set_network_header(skb, depth); skb_probe_transport_header(skb); } diff --git a/net/smc/smc_close.c b/net/smc/smc_close.c index 31db7438857c..dbdf03e8aa5b 100644 --- a/net/smc/smc_close.c +++ b/net/smc/smc_close.c @@ -67,8 +67,8 @@ static void smc_close_stream_wait(struct smc_sock *smc, long timeout) rc = sk_wait_event(sk, &timeout, !smc_tx_prepared_sends(&smc->conn) || - sk->sk_err == ECONNABORTED || - sk->sk_err == ECONNRESET || + READ_ONCE(sk->sk_err) == ECONNABORTED || + READ_ONCE(sk->sk_err) == ECONNRESET || smc->conn.killed, &wait); if (rc) diff --git a/net/smc/smc_rx.c b/net/smc/smc_rx.c index 4380d32f5a5f..9a2f3638d161 100644 --- a/net/smc/smc_rx.c +++ b/net/smc/smc_rx.c @@ -267,9 +267,9 @@ int smc_rx_wait(struct smc_sock *smc, long *timeo, sk_set_bit(SOCKWQ_ASYNC_WAITDATA, sk); add_wait_queue(sk_sleep(sk), &wait); rc = sk_wait_event(sk, timeo, - sk->sk_err || + READ_ONCE(sk->sk_err) || cflags->peer_conn_abort || - sk->sk_shutdown & RCV_SHUTDOWN || + READ_ONCE(sk->sk_shutdown) & RCV_SHUTDOWN || conn->killed || fcrit(conn), &wait); diff --git a/net/smc/smc_tx.c b/net/smc/smc_tx.c index f4b6a71ac488..45128443f1f1 100644 --- a/net/smc/smc_tx.c +++ b/net/smc/smc_tx.c @@ -113,8 +113,8 @@ static int smc_tx_wait(struct smc_sock *smc, int flags) break; /* at least 1 byte of free & no urgent data */ set_bit(SOCK_NOSPACE, &sk->sk_socket->flags); sk_wait_event(sk, &timeo, - sk->sk_err || - (sk->sk_shutdown & SEND_SHUTDOWN) || + READ_ONCE(sk->sk_err) || + (READ_ONCE(sk->sk_shutdown) & SEND_SHUTDOWN) || smc_cdc_rxed_any_close(conn) || (atomic_read(&conn->sndbuf_space) && !conn->urg_tx_pend), diff --git a/net/socket.c b/net/socket.c index a7b4b37d86df..b7e01d0fe082 100644 --- a/net/socket.c +++ b/net/socket.c @@ -2911,7 +2911,7 @@ static int do_recvmmsg(int fd, struct mmsghdr __user *mmsg, * error to return on the next call or if the * app asks about it using getsockopt(SO_ERROR). */ - sock->sk->sk_err = -err; + WRITE_ONCE(sock->sk->sk_err, -err); } out_put: fput_light(sock->file, fput_needed); diff --git a/net/tipc/socket.c b/net/tipc/socket.c index 37edfe10f8c6..dd73d71c02a9 100644 --- a/net/tipc/socket.c +++ b/net/tipc/socket.c @@ -314,9 +314,9 @@ static void tsk_rej_rx_queue(struct sock *sk, int error) tipc_sk_respond(sk, skb, error); } -static bool tipc_sk_connected(struct sock *sk) +static bool tipc_sk_connected(const struct sock *sk) { - return sk->sk_state == TIPC_ESTABLISHED; + return READ_ONCE(sk->sk_state) == TIPC_ESTABLISHED; } /* tipc_sk_type_connectionless - check if the socket is datagram socket diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c index b32c112984dd..f2e7302a4d96 100644 --- a/net/tls/tls_main.c +++ b/net/tls/tls_main.c @@ -111,7 +111,8 @@ int wait_on_pending_writer(struct sock *sk, long *timeo) break; } - if (sk_wait_event(sk, timeo, !sk->sk_write_pending, &wait)) + if (sk_wait_event(sk, timeo, + !READ_ONCE(sk->sk_write_pending), &wait)) break; } remove_wait_queue(sk_sleep(sk), &wait); diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index fb31e8a4409e..cc695c9f09ec 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -603,7 +603,7 @@ static void unix_release_sock(struct sock *sk, int embrion) /* Clear state */ unix_state_lock(sk); sock_orphan(sk); - sk->sk_shutdown = SHUTDOWN_MASK; + WRITE_ONCE(sk->sk_shutdown, SHUTDOWN_MASK); path = u->path; u->path.dentry = NULL; u->path.mnt = NULL; @@ -628,7 +628,7 @@ static void unix_release_sock(struct sock *sk, int embrion) if (sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_SEQPACKET) { unix_state_lock(skpair); /* No more writes */ - skpair->sk_shutdown = SHUTDOWN_MASK; + WRITE_ONCE(skpair->sk_shutdown, SHUTDOWN_MASK); if (!skb_queue_empty(&sk->sk_receive_queue) || embrion) WRITE_ONCE(skpair->sk_err, ECONNRESET); unix_state_unlock(skpair); @@ -1442,7 +1442,7 @@ static long unix_wait_for_peer(struct sock *other, long timeo) sched = !sock_flag(other, SOCK_DEAD) && !(other->sk_shutdown & RCV_SHUTDOWN) && - unix_recvq_full(other); + unix_recvq_full_lockless(other); unix_state_unlock(other); @@ -3008,7 +3008,7 @@ static int unix_shutdown(struct socket *sock, int mode) ++mode; unix_state_lock(sk); - sk->sk_shutdown |= mode; + WRITE_ONCE(sk->sk_shutdown, sk->sk_shutdown | mode); other = unix_peer(sk); if (other) sock_hold(other); @@ -3028,7 +3028,7 @@ static int unix_shutdown(struct socket *sock, int mode) if (mode&SEND_SHUTDOWN) peer_mode |= RCV_SHUTDOWN; unix_state_lock(other); - other->sk_shutdown |= peer_mode; + WRITE_ONCE(other->sk_shutdown, other->sk_shutdown | peer_mode); unix_state_unlock(other); other->sk_state_change(other); if (peer_mode == SHUTDOWN_MASK) @@ -3160,16 +3160,18 @@ static __poll_t unix_poll(struct file *file, struct socket *sock, poll_table *wa { struct sock *sk = sock->sk; __poll_t mask; + u8 shutdown; sock_poll_wait(file, sock, wait); mask = 0; + shutdown = READ_ONCE(sk->sk_shutdown); /* exceptional events? */ if (READ_ONCE(sk->sk_err)) mask |= EPOLLERR; - if (sk->sk_shutdown == SHUTDOWN_MASK) + if (shutdown == SHUTDOWN_MASK) mask |= EPOLLHUP; - if (sk->sk_shutdown & RCV_SHUTDOWN) + if (shutdown & RCV_SHUTDOWN) mask |= EPOLLRDHUP | EPOLLIN | EPOLLRDNORM; /* readable? */ @@ -3203,9 +3205,11 @@ static __poll_t unix_dgram_poll(struct file *file, struct socket *sock, struct sock *sk = sock->sk, *other; unsigned int writable; __poll_t mask; + u8 shutdown; sock_poll_wait(file, sock, wait); mask = 0; + shutdown = READ_ONCE(sk->sk_shutdown); /* exceptional events? */ if (READ_ONCE(sk->sk_err) || @@ -3213,9 +3217,9 @@ static __poll_t unix_dgram_poll(struct file *file, struct socket *sock, mask |= EPOLLERR | (sock_flag(sk, SOCK_SELECT_ERR_QUEUE) ? EPOLLPRI : 0); - if (sk->sk_shutdown & RCV_SHUTDOWN) + if (shutdown & RCV_SHUTDOWN) mask |= EPOLLRDHUP | EPOLLIN | EPOLLRDNORM; - if (sk->sk_shutdown == SHUTDOWN_MASK) + if (shutdown == SHUTDOWN_MASK) mask |= EPOLLHUP; /* readable? */ diff --git a/tools/testing/cxl/test/mock.c b/tools/testing/cxl/test/mock.c index c4e53f22e421..de3933a776fd 100644 --- a/tools/testing/cxl/test/mock.c +++ b/tools/testing/cxl/test/mock.c @@ -19,7 +19,7 @@ void register_cxl_mock_ops(struct cxl_mock_ops *ops) } EXPORT_SYMBOL_GPL(register_cxl_mock_ops); -static DEFINE_SRCU(cxl_mock_srcu); +DEFINE_STATIC_SRCU(cxl_mock_srcu); void unregister_cxl_mock_ops(struct cxl_mock_ops *ops) { diff --git a/tools/testing/selftests/drivers/net/bonding/bond_options.sh b/tools/testing/selftests/drivers/net/bonding/bond_options.sh index db29a3146a86..607ba5c38977 100755 --- a/tools/testing/selftests/drivers/net/bonding/bond_options.sh +++ b/tools/testing/selftests/drivers/net/bonding/bond_options.sh @@ -6,6 +6,7 @@ ALL_TESTS=" prio arp_validate + num_grat_arp " REQUIRE_MZ=no @@ -255,6 +256,55 @@ arp_validate() arp_validate_ns "active-backup" } +garp_test() +{ + local param="$1" + local active_slave exp_num real_num i + RET=0 + + # create bond + bond_reset "${param}" + + bond_check_connection + [ $RET -ne 0 ] && log_test "num_grat_arp" "$retmsg" + + + # Add tc rules to count GARP number + for i in $(seq 0 2); do + tc -n ${g_ns} filter add dev s$i ingress protocol arp pref 1 handle 101 \ + flower skip_hw arp_op request arp_sip ${s_ip4} arp_tip ${s_ip4} action pass + done + + # Do failover + active_slave=$(cmd_jq "ip -n ${s_ns} -d -j link show bond0" ".[].linkinfo.info_data.active_slave") + ip -n ${s_ns} link set ${active_slave} down + + exp_num=$(echo "${param}" | cut -f6 -d ' ') + sleep $((exp_num + 2)) + + active_slave=$(cmd_jq "ip -n ${s_ns} -d -j link show bond0" ".[].linkinfo.info_data.active_slave") + + # check result + real_num=$(tc_rule_handle_stats_get "dev s${active_slave#eth} ingress" 101 ".packets" "-n ${g_ns}") + if [ "${real_num}" -ne "${exp_num}" ]; then + echo "$real_num garp packets sent on active slave ${active_slave}" + RET=1 + fi + + for i in $(seq 0 2); do + tc -n ${g_ns} filter del dev s$i ingress + done +} + +num_grat_arp() +{ + local val + for val in 10 20 30 50; do + garp_test "mode active-backup miimon 100 num_grat_arp $val peer_notify_delay 1000" + log_test "num_grat_arp" "active-backup miimon num_grat_arp $val" + done +} + trap cleanup EXIT setup_prepare diff --git a/tools/testing/selftests/drivers/net/bonding/bond_topo_3d1c.sh b/tools/testing/selftests/drivers/net/bonding/bond_topo_3d1c.sh index 4045ca97fb22..69ab99a56043 100644 --- a/tools/testing/selftests/drivers/net/bonding/bond_topo_3d1c.sh +++ b/tools/testing/selftests/drivers/net/bonding/bond_topo_3d1c.sh @@ -61,6 +61,8 @@ server_create() ip -n ${g_ns} link set s${i} up ip -n ${g_ns} link set s${i} master br0 ip -n ${s_ns} link set eth${i} master bond0 + + tc -n ${g_ns} qdisc add dev s${i} clsact done ip -n ${s_ns} link set bond0 up diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh index 057c3d0ad620..9ddb68dd6a08 100755 --- a/tools/testing/selftests/net/forwarding/lib.sh +++ b/tools/testing/selftests/net/forwarding/lib.sh @@ -791,8 +791,9 @@ tc_rule_handle_stats_get() local id=$1; shift local handle=$1; shift local selector=${1:-.packets}; shift + local netns=${1:-""}; shift - tc -j -s filter show $id \ + tc $netns -j -s filter show $id \ | jq ".[] | select(.options.handle == $handle) | \ .options.actions[0].stats$selector" } diff --git a/tools/testing/selftests/netfilter/nft_flowtable.sh b/tools/testing/selftests/netfilter/nft_flowtable.sh index 7060bae04ec8..a32f490f7539 100755 --- a/tools/testing/selftests/netfilter/nft_flowtable.sh +++ b/tools/testing/selftests/netfilter/nft_flowtable.sh @@ -188,6 +188,26 @@ if [ $? -ne 0 ]; then exit $ksft_skip fi +ip netns exec $ns2 nft -f - <<EOF +table inet filter { + counter ip4dscp0 { } + counter ip4dscp3 { } + + chain input { + type filter hook input priority 0; policy accept; + meta l4proto tcp goto { + ip dscp cs3 counter name ip4dscp3 accept + ip dscp 0 counter name ip4dscp0 accept + } + } +} +EOF + +if [ $? -ne 0 ]; then + echo "SKIP: Could not load nft ruleset" + exit $ksft_skip +fi + # test basic connectivity if ! ip netns exec $ns1 ping -c 1 -q 10.0.2.99 > /dev/null; then echo "ERROR: $ns1 cannot reach ns2" 1>&2 @@ -255,6 +275,60 @@ check_counters() fi } +check_dscp() +{ + local what=$1 + local ok=1 + + local counter=$(ip netns exec $ns2 nft reset counter inet filter ip4dscp3 | grep packets) + + local pc4=${counter%*bytes*} + local pc4=${pc4#*packets} + + local counter=$(ip netns exec $ns2 nft reset counter inet filter ip4dscp0 | grep packets) + local pc4z=${counter%*bytes*} + local pc4z=${pc4z#*packets} + + case "$what" in + "dscp_none") + if [ $pc4 -gt 0 ] || [ $pc4z -eq 0 ]; then + echo "FAIL: dscp counters do not match, expected dscp3 == 0, dscp0 > 0, but got $pc4,$pc4z" 1>&2 + ret=1 + ok=0 + fi + ;; + "dscp_fwd") + if [ $pc4 -eq 0 ] || [ $pc4z -eq 0 ]; then + echo "FAIL: dscp counters do not match, expected dscp3 and dscp0 > 0 but got $pc4,$pc4z" 1>&2 + ret=1 + ok=0 + fi + ;; + "dscp_ingress") + if [ $pc4 -eq 0 ] || [ $pc4z -gt 0 ]; then + echo "FAIL: dscp counters do not match, expected dscp3 > 0, dscp0 == 0 but got $pc4,$pc4z" 1>&2 + ret=1 + ok=0 + fi + ;; + "dscp_egress") + if [ $pc4 -eq 0 ] || [ $pc4z -gt 0 ]; then + echo "FAIL: dscp counters do not match, expected dscp3 > 0, dscp0 == 0 but got $pc4,$pc4z" 1>&2 + ret=1 + ok=0 + fi + ;; + *) + echo "FAIL: Unknown DSCP check" 1>&2 + ret=1 + ok=0 + esac + + if [ $ok -eq 1 ] ;then + echo "PASS: $what: dscp packet counters match" + fi +} + check_transfer() { in=$1 @@ -286,17 +360,26 @@ test_tcp_forwarding_ip() ip netns exec $nsa nc -w 4 "$dstip" "$dstport" < "$nsin" > "$ns1out" & cpid=$! - sleep 3 + sleep 1 - if ps -p $lpid > /dev/null;then + prev="$(ls -l $ns1out $ns2out)" + sleep 1 + + while [[ "$prev" != "$(ls -l $ns1out $ns2out)" ]]; do + sleep 1; + prev="$(ls -l $ns1out $ns2out)" + done + + if test -d /proc/"$lpid"/; then kill $lpid fi - if ps -p $cpid > /dev/null;then + if test -d /proc/"$cpid"/; then kill $cpid fi - wait + wait $lpid + wait $cpid if ! check_transfer "$nsin" "$ns2out" "ns1 -> ns2"; then lret=1 @@ -316,6 +399,51 @@ test_tcp_forwarding() return $? } +test_tcp_forwarding_set_dscp() +{ + check_dscp "dscp_none" + +ip netns exec $nsr1 nft -f - <<EOF +table netdev dscpmangle { + chain setdscp0 { + type filter hook ingress device "veth0" priority 0; policy accept + ip dscp set cs3 + } +} +EOF +if [ $? -eq 0 ]; then + test_tcp_forwarding_ip "$1" "$2" 10.0.2.99 12345 + check_dscp "dscp_ingress" + + ip netns exec $nsr1 nft delete table netdev dscpmangle +else + echo "SKIP: Could not load netdev:ingress for veth0" +fi + +ip netns exec $nsr1 nft -f - <<EOF +table netdev dscpmangle { + chain setdscp0 { + type filter hook egress device "veth1" priority 0; policy accept + ip dscp set cs3 + } +} +EOF +if [ $? -eq 0 ]; then + test_tcp_forwarding_ip "$1" "$2" 10.0.2.99 12345 + check_dscp "dscp_egress" + + ip netns exec $nsr1 nft flush table netdev dscpmangle +else + echo "SKIP: Could not load netdev:egress for veth1" +fi + + # partial. If flowtable really works, then both dscp-is-0 and dscp-is-cs3 + # counters should have seen packets (before and after ft offload kicks in). + ip netns exec $nsr1 nft -a insert rule inet filter forward ip dscp set cs3 + test_tcp_forwarding_ip "$1" "$2" 10.0.2.99 12345 + check_dscp "dscp_fwd" +} + test_tcp_forwarding_nat() { local lret @@ -385,6 +513,11 @@ table ip nat { } EOF +if ! test_tcp_forwarding_set_dscp $ns1 $ns2 0 ""; then + echo "FAIL: flow offload for ns1/ns2 with dscp update" 1>&2 + exit 0 +fi + if ! test_tcp_forwarding_nat $ns1 $ns2 0 ""; then echo "FAIL: flow offload for ns1/ns2 with NAT" 1>&2 ip netns exec $nsr1 nft list ruleset @@ -489,8 +622,8 @@ ip -net $nsr1 addr add 10.0.1.1/24 dev veth0 ip -net $nsr1 addr add dead:1::1/64 dev veth0 ip -net $nsr1 link set up dev veth0 -KEY_SHA="0x"$(ps -xaf | sha1sum | cut -d " " -f 1) -KEY_AES="0x"$(ps -xaf | md5sum | cut -d " " -f 1) +KEY_SHA="0x"$(ps -af | sha1sum | cut -d " " -f 1) +KEY_AES="0x"$(ps -af | md5sum | cut -d " " -f 1) SPI1=$RANDOM SPI2=$RANDOM |