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2023-08-13Merge tag 'scsi-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI fixes from James Bottomley: "Eleven small fixes, ten in drivers. Of the two fixes marked core, one is in the raid helper class (used by some raid device drivers) and the other one is the /proc/scsi/scsi parsing fix for potential reads beyond the end of the buffer" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: qedf: Fix firmware halt over suspend and resume scsi: qedi: Fix firmware halt over suspend and resume scsi: qedi: Fix potential deadlock on &qedi_percpu->p_work_lock scsi: lpfc: Remove reftag check in DIF paths scsi: ufs: renesas: Fix private allocation scsi: snic: Fix possible memory leak if device_add() fails scsi: core: Fix possible memory leak if device_add() fails scsi: core: Fix legacy /proc parsing buffer overflow scsi: 53c700: Check that command slot is not NULL scsi: fnic: Replace return codes in fnic_clean_pending_aborts() scsi: storvsc: Fix handling of virtual Fibre Channel timeouts
2023-08-13platform/x86: lenovo-ymc: Only bind on machines with a convertible DMI ↵Hans de Goede
chassis-type The lenovo-ymc driver is causing the keyboard + touchpad to stop working on some regular laptop models such as the Lenovo ThinkBook 13s G2 ITL 20V9. The problem is that there are YMC WMI GUID methods in the ACPI tables of these laptops, despite them not being Yogas and lenovo-ymc loading causes libinput to see a SW_TABLET_MODE switch with state 1. This in turn causes libinput to ignore events from the builtin keyboard and touchpad, since it filters those out for a Yoga in tablet mode. Similar issues with false-positive SW_TABLET_MODE=1 reporting have been seen with the intel-hid driver. Copy the intel-hid driver approach to fix this and only bind to the WMI device on machines where the DMI chassis-type indicates the machine is a convertible. Add a 'force' module parameter to allow overriding the chassis-type check so that users can easily test if the YMC interface works on models which report an unexpected chassis-type. Fixes: e82882cdd241 ("platform/x86: Add driver for Yoga Tablet Mode switch") Link: https://bugzilla.redhat.com/show_bug.cgi?id=2229373 Cc: André Apitzsch <git@apitzsch.eu> Cc: stable@vger.kernel.org Tested-by: Andrew Kallmeyer <kallmeyeras@gmail.com> Tested-by: Gergő Köteles <soyer@irl.hu> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/r/20230812144818.383230-1-hdegoede@redhat.com
2023-08-13platform: mellanox: Change register offset addressesVadim Pasternak
Move debug register offsets to different location due to hardware changes. Fixes: dd635e33b5c9 ("platform: mellanox: Introduce support of new Nvidia L1 switch") Signed-off-by: Vadim Pasternak <vadimp@nvidia.com> Reviewed-by: Michael Shych <michaelsh@nvidia.com> Link: https://lore.kernel.org/r/20230813083735.39090-5-vadimp@nvidia.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-08-13platform: mellanox: mlx-platform: Modify graceful shutdown callback and ↵Vadim Pasternak
power down mask Use kernel_power_off() instead of kernel_halt() to pass through machine_power_off() -> pm_power_off(), otherwise axillary power does not go off. Change "power down" bitmask. Fixes: dd635e33b5c9 ("platform: mellanox: Introduce support of new Nvidia L1 switch") Signed-off-by: Vadim Pasternak <vadimp@nvidia.com> Reviewed-by: Michael Shych <michaelsh@nvidia.com> Link: https://lore.kernel.org/r/20230813083735.39090-4-vadimp@nvidia.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-08-13platform: mellanox: mlx-platform: Fix signals polarity and latch maskVadim Pasternak
Change polarity of chassis health and power signals and fix latch reset mask for L1 switch. Fixes: dd635e33b5c9 ("platform: mellanox: Introduce support of new Nvidia L1 switch") Signed-off-by: Vadim Pasternak <vadimp@nvidia.com> Reviewed-by: Michael Shych <michaelsh@nvidia.com> Link: https://lore.kernel.org/r/20230813083735.39090-3-vadimp@nvidia.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-08-13platform: mellanox: Fix order in exit flowVadim Pasternak
Fix exit flow order: call mlxplat_post_exit() after mlxplat_i2c_main_exit() in order to unregister main i2c driver before to "mlxplat" driver. Fixes: 0170f616f496 ("platform: mellanox: Split initialization procedure") Signed-off-by: Vadim Pasternak <vadimp@nvidia.com> Reviewed-by: Michael Shych <michaelsh@nvidia.com> Link: https://lore.kernel.org/r/20230813083735.39090-2-vadimp@nvidia.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-08-13net: phy: fix IRQ-based wake-on-lan over hibernate / power offRussell King (Oracle)
Uwe reports: "Most PHYs signal WoL using an interrupt. So disabling interrupts [at shutdown] breaks WoL at least on PHYs covered by the marvell driver." Discussing with Ioana, the problem which was trying to be solved was: "The board in question is a LS1021ATSN which has two AR8031 PHYs that share an interrupt line. In case only one of the PHYs is probed and there are pending interrupts on the PHY#2 an IRQ storm will happen since there is no entity to clear the interrupt from PHY#2's registers. PHY#1's driver will get stuck in .handle_interrupt() indefinitely." Further confirmation that "the two AR8031 PHYs are on the same MDIO bus." With WoL using interrupts to wake the system, in such a case, the system will begin booting with an asserted interrupt. Thus, we need to cope with an interrupt asserted during boot. Solve this instead by disabling interrupts during PHY probe. This will ensure in Ioana's situation that both PHYs of the same type sharing an interrupt line on a common MDIO bus will have their interrupt outputs disabled when the driver probes the device, but before we hook in any interrupt handlers - thus avoiding the interrupt storm. A better fix would be for platform firmware to disable the interrupting devices at source during boot, before control is handed to the kernel. Fixes: e2f016cf7751 ("net: phy: add a shutdown procedure") Link: 20230804071757.383971-1-u.kleine-koenig@pengutronix.de Reported-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-08-12Merge tag 'gpio-fixes-for-v6.5-rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux Pull gpio fixes from Bartosz Golaszewski: - mark virtual chips exposed by gpio-sim as ones that can sleep (callbacks must not be called from interrupt context) - fix an off-by-one error in gpio-ws16c48 * tag 'gpio-fixes-for-v6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux: gpio: ws16c48: Fix off-by-one error in WS16C48 resource region extent gpio: sim: mark the GPIO chip as a one that can sleep
2023-08-12Merge tag 'char-misc-6.5-rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull char / misc driver fixes from Greg KH: "Here are some small char/misc driver fixes for 6.5-rc6 that resolve some reported issues. Included in here are: - bunch of iio driver fixes for reported problems - interconnect driver fixes - counter driver build fix - cardreader driver fixes - binder driver fixes - other tiny driver fixes All of these have been in linux-next for a while with no reported problems" * tag 'char-misc-6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (21 commits) misc: tps6594-esm: Disable ESM for rev 1 PMIC misc: rtsx: judge ASPM Mode to set PETXCFG Reg binder: fix memory leak in binder_init() iio: cros_ec: Fix the allocation size for cros_ec_command tools/counter: Makefile: Replace rmdir by rm to avoid make,clean failure iio: imu: lsm6dsx: Fix mount matrix retrieval iio: adc: meson: fix core clock enable/disable moment iio: core: Prevent invalid memory access when there is no parent iio: frequency: admv1013: propagate errors from regulator_get_voltage() counter: Fix menuconfig "Counter support" submenu entries disappearance dt-bindings: iio: adi,ad74115: remove ref from -nanoamp iio: adc: ina2xx: avoid NULL pointer dereference on OF device match iio: light: bu27008: Fix intensity data type iio: light: bu27008: Fix scale format iio: light: bu27034: Fix scale format iio: adc: ad7192: Fix ac excitation feature interconnect: qcom: sa8775p: add enable_mask for bcm nodes interconnect: qcom: sm8550: add enable_mask for bcm nodes interconnect: qcom: sm8450: add enable_mask for bcm nodes interconnect: qcom: Add support for mask-based BCMs ...
2023-08-12Merge tag 'usb-6.5-rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB / Thunderbolt driver fixes from Greg KH: "Here are some small USB and Thunderbolt driver fixes for reported problems. Included in here are: - thunderbolt driver memory leak fix - thunderbolt display flicker fix - usb dwc3 driver fix - usb gadget uvc disconnect crash fix - usb typec Kconfig build dependency fix - usb typec small fixes - usb-con-gpio bugfix - usb-storage old driver bugfix All of these have been in linux-next for a while with no reported issues" * tag 'usb-6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: thunderbolt: Fix memory leak in tb_handle_dp_bandwidth_request() usb: dwc3: Properly handle processing of pending events usb-storage: alauda: Fix uninit-value in alauda_check_media() usb: common: usb-conn-gpio: Prevent bailing out if initial role is none USB: Gadget: core: Help prevent panic during UVC unconfigure usb: typec: mux: intel: Add dependency on USB_COMMON usb: typec: nb7vpq904m: Add an error handling path in nb7vpq904m_probe() usb: typec: altmodes/displayport: Signal hpd when configuring pin assignment usb: typec: tcpm: Fix response to vsafe0V event thunderbolt: Fix Thunderbolt 3 display flickering issue on 2nd hot plug onwards
2023-08-12Merge tag 'x86_bugs_for_v6.5_rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 mitigation fixes from Borislav Petkov: "The first set of fallout fixes after the embargo madness. There will be another set next week too. - A first series of cleanups/unifications and documentation improvements to the SRSO and GDS mitigations code which got postponed to after the embargo date - Fix the SRSO aliasing addresses assertion so that the LLVM linker can parse it too" * tag 'x86_bugs_for_v6.5_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: driver core: cpu: Fix the fallback cpu_show_gds() name x86: Move gds_ucode_mitigated() declaration to header x86/speculation: Add cpu_show_gds() prototype driver core: cpu: Make cpu_show_not_affected() static x86/srso: Fix build breakage with the LLVM linker Documentation/srso: Document IBPB aspect and fix formatting driver core: cpu: Unify redundant silly stubs Documentation/hw-vuln: Unify filename specification in index
2023-08-12soc: aspeed: socinfo: Add kfree for kstrdupJiasheng Jiang
Add kfree() in the later error handling in order to avoid memory leak. Fixes: e0218dca5787 ("soc: aspeed: Add soc info driver") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> Link: https://lore.kernel.org/r/20230707021625.7727-1-jiasheng@iscas.ac.cn Signed-off-by: Joel Stanley <joel@jms.id.au> Link: https://lore.kernel.org/r/20230810123104.231167-1-joel@jms.id.au Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-08-12soc: aspeed: uart-routing: Use __sysfs_match_stringZev Weiss
The existing use of match_string() caused it to reject 'echo foo' due to the implicitly appended newline, which was somewhat ergonomically awkward and inconsistent with typical sysfs behavior. Using the __sysfs_* variant instead provides more convenient and consistent linefeed-agnostic behavior. Signed-off-by: Zev Weiss <zev@bewilderbeest.net> Fixes: c6807970c3bc ("soc: aspeed: Add UART routing support") Reviewed-by: Joel Stanley <joel@jms.id.au> Link: https://lore.kernel.org/r/20230628083735.19946-2-zev@bewilderbeest.net Signed-off-by: Joel Stanley <joel@jms.id.au> Link: https://lore.kernel.org/r/20230810122941.231085-1-joel@jms.id.au Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-08-11Merge tag 'tpmdd-v6.5-rc7' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd Pull tpm irq fixes from Jarkko Sakkinen: "These change the probing and enabling of interrupts advertised by the platform firmware (i.e. ACPI, Device Tree) to be an opt-in for tpm_tis, which can be set from the kernel command-line. Note that the opt-in change is only for the PC MMIO tpm_tis module. It does not affect other similar drivers using IRQs, like tpm_tis_spi and synquacer" * tag 'tpmdd-v6.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd: tpm_tis: Opt-in interrupts tpm: tpm_tis: Fix UPX-i11 DMI_MATCH condition
2023-08-11Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdmaLinus Torvalds
Pull rdma fixes from Jason Gunthorpe: "A few small bugs: - Fix longstanding mlx5 bug where ODP would fail with certain MR alignments - cancel work to prevent a hfi1 UAF - MAINTAINERS update - UAF, missing mutex_init and an error unwind bug in bnxt_re" * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: RDMA/bnxt_re: Initialize dpi_tbl_lock mutex RDMA/bnxt_re: Fix error handling in probe failure path RDMA/bnxt_re: Properly order ib_device_unalloc() to avoid UAF MAINTAINERS: Remove maintainer of HiSilicon RoCE IB/hfi1: Fix possible panic during hotplug remove RDMA/umem: Set iova in ODP flow
2023-08-11Merge tag 'hwmon-for-v6.5-rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging Pull hwmon fixes from Guenter Roeck: - Fix sporadic comunication errors in pmbus/bel-pfe and aquacomputer_d5next drivers * tag 'hwmon-for-v6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (aquacomputer_d5next) Add selective 200ms delay after sending ctrl report hwmon: (pmbus/bel-pfe) Enable PMBUS_SKIP_STATUS_CHECK for pfe1100
2023-08-12tpm_tis: Opt-in interruptsJarkko Sakkinen
Cc: stable@vger.kernel.org # v6.4+ Link: https://lore.kernel.org/linux-integrity/CAHk-=whRVp4h8uWOX1YO+Y99+44u4s=XxMK4v00B6F1mOfqPLg@mail.gmail.com/ Fixes: e644b2f498d2 ("tpm, tpm_tis: Enable interrupt test") Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
2023-08-12tpm: tpm_tis: Fix UPX-i11 DMI_MATCH conditionPeter Ujfalusi
The patch which made it to the kernel somehow changed the match condition from DMI_MATCH(DMI_PRODUCT_NAME, "UPX-TGL01") to DMI_MATCH(DMI_PRODUCT_VERSION, "UPX-TGL") Revert back to the correct match condition to disable the interrupt mode on the board. Cc: stable@vger.kernel.org # v6.4+ Fixes: edb13d7bb034 ("tpm: tpm_tis: Disable interrupts *only* for AEON UPX-i11") Link: https://lore.kernel.org/lkml/20230524085844.11580-1-peter.ujfalusi@linux.intel.com/ Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com> Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
2023-08-11gpio: ws16c48: Fix off-by-one error in WS16C48 resource region extentWilliam Breathitt Gray
The WinSystems WS16C48 I/O address region spans offsets 0x0 through 0xA, which is a total of 11 bytes. Fix the WS16C48_EXTENT define to the correct value of 11 so that access to necessary device registers is properly requested in the ws16c48_probe() callback by the devm_request_region() function call. Fixes: 2c05a0f29f41 ("gpio: ws16c48: Implement and utilize register structures") Cc: stable@vger.kernel.org Cc: Paul Demetrotion <pdemetrotion@winsystems.com> Signed-off-by: William Breathitt Gray <william.gray@linaro.org> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
2023-08-11Merge tag 'acpi-6.5-rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull ACPI fixes from Rafael Wysocki: "Rework the handling of interrupt overrides on AMD Zen-based machines to avoid recently introduced regressions (Hans de Goede). Note that this is intended as a short-term mitigation for 6.5 and the long-term approach will be to attempt to use the configuration left by the BIOS, but it requires more investigation" * tag 'acpi-6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: ACPI: resource: Add IRQ override quirk for PCSpecialist Elimina Pro 16 M ACPI: resource: Honor MADT INT_SRC_OVR settings for IRQ1 on AMD Zen ACPI: resource: Always use MADT override IRQ settings for all legacy non i8042 IRQs ACPI: resource: revert "Remove "Zen" specific match and quirks"
2023-08-11Merge tag 'pm-6.5-rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull power management fixes from Rafael Wysocki: "These fix an amd-pstate cpufreq driver issues and recently introduced hibernation-related breakage. Specifics: - Make amd-pstate use device_attributes as expected by the CPU root kobject (Thomas Weißschuh) - Restore the previous behavior of resume_store() when hibernation is not available which is to return the full number of bytes that were to be written by user space (Vlastimil Babka)" * tag 'pm-6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: cpufreq: amd-pstate: fix global sysfs attribute type PM: hibernate: fix resume_store() return value when hibernation not available
2023-08-11serial: core: Fix serial core port id, including multiport devicesTony Lindgren
We want to fix the serial core port DEVNAME to use a port id of the hardware specific controller port instance instead of the port->line. For example, the 8250 driver sets up a number of serial8250 ports initially that can be inherited by the hardware specific driver. At that the port->line no longer decribes the port's relation to the serial core controller instance. Let's fix the issue by assigning port->port_id for each serial core controller port instance. Fixes: 7d695d83767c ("serial: core: Fix serial_base_match() after fixing controller port name") Tested-by: Guenter Roeck <linux@roeck-us.net> Reviewed-by: Dhruva Gole <d-gole@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20230811103648.2826-1-tony@atomide.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-08-11serial: 8250: drop lockdep annotation from serial8250_clear_IER()Jiri Slaby (SUSE)
The port lock is not always held when calling serial8250_clear_IER(). When an oops is in progress, the lock is tried to be taken and when it is not, a warning is issued: WARNING: CPU: 0 PID: 1 at drivers/tty/serial/8250/8250_port.c:707 +0x57/0x60 Modules linked in: CPU: 0 PID: 1 Comm: init Not tainted 6.5.0-rc5-1.g225bfb7-default+ #774 00f1be860db663ed29479b8255d3b01ab1135bd3 Hardware name: QEMU Standard PC ... RIP: 0010:serial8250_clear_IER+0x57/0x60 ... Call Trace: <TASK> serial8250_console_write+0x9e/0x4b0 console_flush_all+0x217/0x5f0 ... Therefore, remove the annotation as it doesn't hold for all invocations. The other option would be to make the lockdep test conditional on 'oops_in_progress' or pass 'locked' from serial8250_console_write(). I don't think, that is worth it. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Reported-by: Vlastimil Babka <vbabka@suse.cz> Cc: John Ogness <john.ogness@linutronix.de> Fixes: d0b309a5d3f4 (serial: 8250: synchronize and annotate UART_IER access) Link: https://lore.kernel.org/r/20230811064340.13400-1-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-08-11tty: n_gsm: fix the UAF caused by race condition in gsm_cleanup_muxYi Yang
In commit 9b9c8195f3f0 ("tty: n_gsm: fix UAF in gsm_cleanup_mux"), the UAF problem is not completely fixed. There is a race condition in gsm_cleanup_mux(), which caused this UAF. The UAF problem is triggered by the following race: task[5046] task[5054] ----------------------- ----------------------- gsm_cleanup_mux(); dlci = gsm->dlci[0]; mutex_lock(&gsm->mutex); gsm_cleanup_mux(); dlci = gsm->dlci[0]; //Didn't take the lock gsm_dlci_release(gsm->dlci[i]); gsm->dlci[i] = NULL; mutex_unlock(&gsm->mutex); mutex_lock(&gsm->mutex); dlci->dead = true; //UAF Fix it by assigning values after mutex_lock(). Link: https://syzkaller.appspot.com/text?tag=CrashReport&x=176188b5a80000 Cc: stable <stable@kernel.org> Fixes: 9b9c8195f3f0 ("tty: n_gsm: fix UAF in gsm_cleanup_mux") Fixes: aa371e96f05d ("tty: n_gsm: fix restart handling via CLD command") Signed-off-by: Yi Yang <yiyang13@huawei.com> Co-developed-by: Qiumiao Zhang <zhangqiumiao1@huawei.com> Signed-off-by: Qiumiao Zhang <zhangqiumiao1@huawei.com> Link: https://lore.kernel.org/r/20230811031121.153237-1-yiyang13@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-08-11Merge tag 'block-6.5-2023-08-11' of git://git.kernel.dk/linuxLinus Torvalds
Pull block fixes from Jens Axboe: - NVMe pull request via Keith: - Fixes for request_queue state (Ming) - Another uuid quirk (August) - RCU poll fix for NVMe (Ming) - Fix for an IO stall with polled IO (me) - Fix for blk-iocost stats enable/disable accounting (Chengming) - Regression fix for large pages for zram (Christoph) * tag 'block-6.5-2023-08-11' of git://git.kernel.dk/linux: nvme: core: don't hold rcu read lock in nvme_ns_chr_uring_cmd_iopoll blk-iocost: fix queue stats accounting block: don't make REQ_POLLED imply REQ_NOWAIT block: get rid of unused plug->nowait flag zram: take device and not only bvec offset into account nvme-pci: add NVME_QUIRK_BOGUS_NID for Samsung PM9B1 256G and 512G nvme-rdma: fix potential unbalanced freeze & unfreeze nvme-tcp: fix potential unbalanced freeze & unfreeze nvme: fix possible hang when removing a controller during error recovery
2023-08-11driver core: cpu: Fix the fallback cpu_show_gds() nameBorislav Petkov (AMD)
In 6524c798b727 ("driver core: cpu: Make cpu_show_not_affected() static") I fat-fingered the name of cpu_show_gds(). Usually, I'd rebase but since those are extraordinary embargoed times, the commit above was already pulled into another tree so no no. Therefore, fix it ontop. Fixes: 6524c798b727 ("driver core: cpu: Make cpu_show_not_affected() static") Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20230811095831.27513-1-bp@alien8.de
2023-08-11Merge tag 'pci-v6.5-fixes-1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci Pull pci fixes from Bjorn Helgaas: - Add Manivannan Sadhasivam as DesignWare PCIe driver co-maintainer (Krzysztof Wilczyński) - Revert "PCI: dwc: Wait for link up only if link is started" to fix a regression on Qualcomm platforms that don't reach interconnect sync state if the slot is empty (Johan Hovold) - Revert "PCI: mvebu: Mark driver as BROKEN" so people can use pci-mvebu even though some others report problems (Bjorn Helgaas) - Avoid a NULL pointer dereference when using acpiphp for root bus hotplug to fix a regression added in v6.5-rc1 (Igor Mammedov) * tag 'pci-v6.5-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci: PCI: acpiphp: Use pci_assign_unassigned_bridge_resources() only for non-root bus Revert "PCI: mvebu: Mark driver as BROKEN" Revert "PCI: dwc: Wait for link up only if link is started" MAINTAINERS: Add Manivannan Sadhasivam as DesignWare PCIe driver maintainer
2023-08-11Merge tag 'parisc-for-6.5-rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux Pull parisc architecture fixes from Helge Deller: "A bugfix in the LWS code, which used different lock words than the parisc lightweight spinlock checks. This inconsistency triggered false positives when the lightweight spinlock checks checked the locks of mutexes. The other patches are trivial cleanups and most of them fix sparse warnings. Summary: - Fix LWS code to use same lock words as for the parisc lightweight spinlocks - Use PTR_ERR_OR_ZERO() in pdt init code - Fix lots of sparse warnings" * tag 'parisc-for-6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc: perf: Make cpu_device variable static parisc: ftrace: Add declaration for ftrace_function_trampoline() parisc: boot: Nuke some sparse warnings in decompressor parisc: processor: Include asm/smp.h for init_per_cpu() parisc: unaligned: Include linux/sysctl.h for unaligned_enabled parisc: Move proc_mckinley_root and proc_runway_root to sba_iommu parisc: dma: Add prototype for pcxl_dma_start parisc: parisc_ksyms: Include libgcc.h for libgcc prototypes parisc: ucmpdi2: Fix no previous prototype for '__ucmpdi2' warning parisc: firmware: Mark pdc_result buffers local parisc: firmware: Fix sparse context imbalance warnings parisc: signal: Fix sparse incorrect type in assignment warning parisc: ioremap: Fix sparse warnings parisc: fault: Use C99 arrary initializers parisc: pdt: Use PTR_ERR_OR_ZERO() to simplify code parisc: Fix lightweight spinlock checks to not break futexes
2023-08-11Merge tag 'cpuidle-psci-v6.5-rc5' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm Pull cpuidle psci fixes from Ulf Hansson: "A couple of cpuidle-psci fixes. Usually, this is managed by arm-soc maintainers or Rafael, although due to a busy period I have stepped in to help out: - Fix the error path to prevent reverting from OSI back to PC mode" * tag 'cpuidle-psci-v6.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm: cpuidle: psci: Move enabling OSI mode after power domains creation cpuidle: dt_idle_genpd: Add helper function to remove genpd topology
2023-08-11Merge tag 'drm-fixes-2023-08-11' of git://anongit.freedesktop.org/drm/drmLinus Torvalds
Pull drm fixes from Dave Airlie: "This week's fixes, as expected amdgpu is probably a little larger since it skipped a week, but otherwise a few nouveau fixes, a couple of bridge, rockchip and ivpu fixes. amdgpu: - S/G display workaround for platforms with >= 64G of memory - S0i3 fix - SMU 13.0.0 fixes - Disable SMU 13.x OD features temporarily while the interface is reworked to enable additional functionality - Fix cursor gamma issues on DCN3+ - SMU 13.0.6 fixes - Fix possible UAF in CS IOCTL - Polaris display regression fix - Only enable CP GFX shadowing on SR-IOV amdkfd: - Raven/Picasso KFD regression fix bridge: - it6505: runtime PM fix - lt9611: revert Do not generate HFP/HBP/HSA and EOT packet nouveau: - enable global memory loads for helper invocations for userspace driver - dp 1.3 dpcd+ workaround fix - remove unused function - revert incorrect NULL check accel/ivpu: - Add set_pages_array_wc/uc for internal buffers rockchip: - Don't spam logs in atomic check" * tag 'drm-fixes-2023-08-11' of git://anongit.freedesktop.org/drm/drm: (23 commits) drm/shmem-helper: Reset vma->vm_ops before calling dma_buf_mmap() drm/amdkfd: disable IOMMUv2 support for Raven drm/amdkfd: disable IOMMUv2 support for KV/CZ drm/amdkfd: ignore crat by default drm/amdgpu/gfx11: only enable CP GFX shadowing on SR-IOV drm/amd/display: Fix a regression on Polaris cards drm/amdgpu: fix possible UAF in amdgpu_cs_pass1() drm/amd/pm: Fix SMU v13.0.6 energy reporting drm/amd/display: check attr flag before set cursor degamma on DCN3+ drm/amd/pm: disable the SMU13 OD feature support temporarily drm/amd/pm: correct the pcie width for smu 13.0.0 drm/amd/display: Don't show stack trace for missing eDP drm/amdgpu: Match against exact bootloader status drm/amd/pm: skip the RLC stop when S0i3 suspend for SMU v13.0.4/11 drm/amd: Disable S/G for APUs when 64GB or more host memory drm/rockchip: Don't spam logs in atomic check accel/ivpu: Add set_pages_array_wc/uc for internal buffers drm/nouveau/disp: Revert a NULL check inside nouveau_connector_get_modes Revert "drm/bridge: lt9611: Do not generate HFP/HBP/HSA and EOT packet" drm/nouveau: remove unused tu102_gr_load() function ...
2023-08-11nvme: core: don't hold rcu read lock in nvme_ns_chr_uring_cmd_iopollMing Lei
Now nvme_ns_chr_uring_cmd_iopoll() has switched to request based io polling, and the associated NS is guaranteed to be live in case of io polling, so request is guaranteed to be valid because blk-mq uses pre-allocated request pool. Remove the rcu read lock in nvme_ns_chr_uring_cmd_iopoll(), which isn't needed any more after switching to request based io polling. Fix "BUG: sleeping function called from invalid context" because set_page_dirty_lock() from blk_rq_unmap_user() may sleep. Fixes: 585079b6e425 ("nvme: wire up async polling for io passthrough commands") Reported-by: Guangwu Zhang <guazhang@redhat.com> Cc: Kanchan Joshi <joshi.k@samsung.com> Cc: Anuj Gupta <anuj20.g@samsung.com> Signed-off-by: Ming Lei <ming.lei@redhat.com> Tested-by: Guangwu Zhang <guazhang@redhat.com> Link: https://lore.kernel.org/r/20230809020440.174682-1-ming.lei@redhat.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
2023-08-11net: pcs: Add missing put_device call in miic_createXiang Yang
The reference of pdev->dev is taken by of_find_device_by_node, so it should be released when not need anymore. Fixes: 7dc54d3b8d91 ("net: pcs: add Renesas MII converter driver") Signed-off-by: Xiang Yang <xiangyang3@huawei.com> Reviewed-by: Vladimir Oltean <olteanv@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-08-11virtio-net: set queues after driver_okJason Wang
Commit 25266128fe16 ("virtio-net: fix race between set queues and probe") tries to fix the race between set queues and probe by calling _virtnet_set_queues() before DRIVER_OK is set. This violates virtio spec. Fixing this by setting queues after virtio_device_ready(). Note that rtnl needs to be held for userspace requests to change the number of queues. So we are serialized in this way. Fixes: 25266128fe16 ("virtio-net: fix race between set queues and probe") Reported-by: Dragos Tatulea <dtatulea@nvidia.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Jason Wang <jasowang@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-08-11Merge tag 'amd-drm-fixes-6.5-2023-08-09' of ↵Dave Airlie
https://gitlab.freedesktop.org/agd5f/linux into drm-fixes amd-drm-fixes-6.5-2023-08-09: amdgpu: - S/G display workaround for platforms with >= 64G of memory - S0i3 fix - SMU 13.0.0 fixes - Disable SMU 13.x OD features temporarily while the interface is reworked to enable additional functionality - Fix cursor gamma issues on DCN3+ - SMU 13.0.6 fixes - Fix possible UAF in CS IOCTL - Polaris display regression fix - Only enable CP GFX shadowing on SR-IOV amdkfd: - Raven/Picasso KFD regression fix Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230809182827.8135-1-alexander.deucher@amd.com
2023-08-11Merge tag 'drm-misc-fixes-2023-08-10' of ↵Dave Airlie
git://anongit.freedesktop.org/drm/drm-misc into drm-fixes Multiple fixes for nouveau around memory safety and DisplayPort, one fix to reduce the log level of rockchip, a power state fix for the it6505 bridge, a timing fix for the lt9611 bridge, a cache maintenance fix for ivpu and one to reset vma->vm_ops on mmap for shmem-helper. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maxime Ripard <mripard@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/fwed6gzdtkse5ocrgd37elhyw7qirfptsvfp5mqqverdzifhxj@4da3vesxcqp2
2023-08-10Merge branch 'x86/bugs' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipJakub Kicinski
Cross merge x86 fixes to fix clang linking errors: ld.lld: error: ./arch/x86/kernel/vmlinux.lds:221: at least one side of the expression must be absolute These will hopefully be downstream by the time we ship the next batch of fixes. * 'x86/bugs' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86: Move gds_ucode_mitigated() declaration to header x86/speculation: Add cpu_show_gds() prototype driver core: cpu: Make cpu_show_not_affected() static x86/srso: Fix build breakage with the LLVM linker Documentation/srso: Document IBPB aspect and fix formatting driver core: cpu: Unify redundant silly stubs Documentation/hw-vuln: Unify filename specification in index Link: https://lore.kernel.org/all/CAHk-=wj_b+FGTnevQSBAtCWuhCk=0oQ_THvthBW2hzqpOTLFmg@mail.gmail.com/ Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-10parisc: Move proc_mckinley_root and proc_runway_root to sba_iommuHelge Deller
Clean up the procfs root entries for gsc, runway, and mckinley busses. Signed-off-by: Helge Deller <deller@gmx.de>
2023-08-10virtio-mem: check if the config changed before fake offlining memoryDavid Hildenbrand
If we repeatedly fail to fake offline memory to unplug it, we won't be sending any unplug requests to the device. However, we only check if the config changed when sending such (un)plug requests. We could end up trying for a long time to unplug memory, even though the config changed already and we're not supposed to unplug memory anymore. For example, the hypervisor might detect a low-memory situation while unplugging memory and decide to replug some memory. Continuing trying to unplug memory in that case can be problematic. So let's check on a more regular basis. Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20230713145551.2824980-5-david@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-08-10virtio-mem: keep retrying on offline_and_remove_memory() errors in Sub Block ↵David Hildenbrand
Mode (SBM) In case offline_and_remove_memory() fails in SBM, we leave a completely unplugged Linux memory block stick around until we try plugging memory again. We won't try removing that memory block again. offline_and_remove_memory() may, for example, fail if we're racing with another alloc_contig_range() user, if allocating temporary memory fails, or if some memory notifier rejected the offlining request. Let's handle that case better, by simple retrying to offline and remove such memory. Tested using CONFIG_MEMORY_NOTIFIER_ERROR_INJECT. Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20230713145551.2824980-4-david@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-08-10virtio-mem: convert most offline_and_remove_memory() errors to -EBUSYDavid Hildenbrand
Just like we do with alloc_contig_range(), let's convert all unknown errors to -EBUSY, but WARN so we can look into the issue. For example, offline_pages() could fail with -EINTR, which would be unexpected in our case. Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20230713145551.2824980-3-david@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-08-10virtio-mem: remove unsafe unplug in Big Block Mode (BBM)David Hildenbrand
When "unsafe unplug" is enabled, we don't fake-offline all memory ahead of actual memory offlining using alloc_contig_range(). Instead, we rely on offline_pages() to also perform actual page migration, which might fail or take a very long time. In that case, it's possible to easily run into endless loops that cannot be aborted anymore (as offlining is triggered by a workqueue then): For example, a single (accidentally) permanently unmovable page in ZONE_MOVABLE results in an endless loop. For ZONE_NORMAL, races between isolating the pageblock (and checking for unmovable pages) and concurrent page allocation are possible and similarly result in endless loops. The idea of the unsafe unplug mode was to make it possible to more reliably unplug large memory blocks. However, (a) we really should be tackling that differently, by extending the alloc_contig_range()-based mechanism; and (b) this mode is not the default and as far as I know, it's unused either way. So let's simply get rid of it. Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20230713145551.2824980-2-david@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-08-10pds_vdpa: fix up debugfs feature bit printingShannon Nelson
Make clearer in debugfs output the difference between the hw feature bits, the features supported through the driver, and the features that have been negotiated. Signed-off-by: Shannon Nelson <shannon.nelson@amd.com> Message-Id: <20230711042437.69381-6-shannon.nelson@amd.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com>
2023-08-10pds_vdpa: alloc irq vectors on DRIVER_OKAllen Hubbe
We were allocating irq vectors at the time the aux dev was probed, but that is before the PCI VF is assigned to a separate iommu domain by vhost_vdpa. Because vhost_vdpa later changes the iommu domain the interrupts do not work. Instead, we can allocate the irq vectors later when we see DRIVER_OK and know that the reassignment of the PCI VF to an iommu domain has already happened. Fixes: 151cc834f3dd ("pds_vdpa: add support for vdpa and vdpamgmt interfaces") Signed-off-by: Allen Hubbe <allen.hubbe@amd.com> Signed-off-by: Shannon Nelson <shannon.nelson@amd.com> Acked-by: Jason Wang <jasowang@redhat.com> Message-Id: <20230711042437.69381-5-shannon.nelson@amd.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-08-10pds_vdpa: clean and reset vqs entriesShannon Nelson
Make sure that we initialize the vqs[] entries the same way both for initial setup and after a vq reset. Fixes: 151cc834f3dd ("pds_vdpa: add support for vdpa and vdpamgmt interfaces") Signed-off-by: Shannon Nelson <shannon.nelson@amd.com> Message-Id: <20230711042437.69381-4-shannon.nelson@amd.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com>
2023-08-10pds_vdpa: always allow offering VIRTIO_NET_F_MACShannon Nelson
Our driver sets a mac if the HW is 00:..:00 so we need to be sure to advertise VIRTIO_NET_F_MAC even if the HW doesn't. We also need to be sure that virtio_net sees the VIRTIO_NET_F_MAC and doesn't rewrite the mac address that a user may have set with the vdpa utility. After reading the hw_feature bits, add the VIRTIO_NET_F_MAC to the driver's supported_features and use that for reporting what is available. If the HW is not advertising it, be sure to strip the VIRTIO_NET_F_MAC before finishing the feature negotiation. If the user specifies a device_features bitpattern in the vdpa utility without the VIRTIO_NET_F_MAC set, then don't set the mac. Fixes: 151cc834f3dd ("pds_vdpa: add support for vdpa and vdpamgmt interfaces") Signed-off-by: Shannon Nelson <shannon.nelson@amd.com> Message-Id: <20230711042437.69381-3-shannon.nelson@amd.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com>
2023-08-10pds_vdpa: reset to vdpa specified macAllen Hubbe
When the vdpa device is reset, also reinitialize it with the mac address that was assigned when the device was added. Fixes: 151cc834f3dd ("pds_vdpa: add support for vdpa and vdpamgmt interfaces") Signed-off-by: Allen Hubbe <allen.hubbe@amd.com> Signed-off-by: Shannon Nelson <shannon.nelson@amd.com> Message-Id: <20230711042437.69381-2-shannon.nelson@amd.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com>
2023-08-10virtio-net: Zero max_tx_vq field for VIRTIO_NET_CTRL_MQ_HASH_CONFIG caseHawkins Jiawei
Kernel uses `struct virtio_net_ctrl_rss` to save command-specific-data for both the VIRTIO_NET_CTRL_MQ_HASH_CONFIG and VIRTIO_NET_CTRL_MQ_RSS_CONFIG commands. According to the VirtIO standard, "Field reserved MUST contain zeroes. It is defined to make the structure to match the layout of virtio_net_rss_config structure, defined in 5.1.6.5.7.". Yet for the VIRTIO_NET_CTRL_MQ_HASH_CONFIG command case, the `max_tx_vq` field in struct virtio_net_ctrl_rss, which corresponds to the `reserved` field in struct virtio_net_hash_config, is not zeroed, thereby violating the VirtIO standard. This patch solves this problem by zeroing this field in virtnet_init_default_rss(). Cc: Andrew Melnychenko <andrew@daynix.com> Cc: stable@vger.kernel.org Fixes: c7114b1249fa ("drivers/net/virtio_net: Added basic RSS support.") Signed-off-by: Hawkins Jiawei <yin31149@gmail.com> Acked-by: Jason Wang <jasowang@redhat.com> Acked-by: Eugenio Pérez <eperezma@redhat.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Message-Id: <20230810110405.25558-1-yin31149@gmail.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com> Acked-by: Jason Wang <jasowang@redhat.com>
2023-08-10Merge tag 'net-6.5-rc6' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net Pull networking fixes from Jakub Kicinski: "Including fixes from netfilter, wireless and bpf. Still trending up in size but the good news is that the "current" regressions are resolved, AFAIK. We're getting weirdly many fixes for Wake-on-LAN and suspend/resume handling on embedded this week (most not merged yet), not sure why. But those are all for older bugs. Current release - regressions: - tls: set MSG_SPLICE_PAGES consistently when handing encrypted data over to TCP Current release - new code bugs: - eth: mlx5: correct IDs on VFs internal to the device (IPU) Previous releases - regressions: - phy: at803x: fix WoL support / reporting on AR8032 - bonding: fix incorrect deletion of ETH_P_8021AD protocol VID from slaves, leading to BUG_ON() - tun: prevent tun_build_skb() from exceeding the packet size limit - wifi: rtw89: fix 8852AE disconnection caused by RX full flags - eth/PCI: enetc: fix probing after 6fffbc7ae137 ("PCI: Honor firmware's device disabled status"), keep PCI devices around even if they are disabled / not going to be probed to be able to apply quirks on them - eth: prestera: fix handling IPv4 routes with nexthop IDs Previous releases - always broken: - netfilter: re-work garbage collection to avoid races between user-facing API and timeouts - tunnels: fix generating ipv4 PMTU error on non-linear skbs - nexthop: fix infinite nexthop bucket dump when using maximum nexthop ID - wifi: nl80211: fix integer overflow in nl80211_parse_mbssid_elems() Misc: - unix: use consistent error code in SO_PEERPIDFD - ipv6: adjust ndisc_is_useropt() to include PREFIX_INFO, in prep for upcoming IETF RFC" * tag 'net-6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (94 commits) net: hns3: fix strscpy causing content truncation issue net: tls: set MSG_SPLICE_PAGES consistently ibmvnic: Ensure login failure recovery is safe from other resets ibmvnic: Do partial reset on login failure ibmvnic: Handle DMA unmapping of login buffs in release functions ibmvnic: Unmap DMA login rsp buffer on send login fail ibmvnic: Enforce stronger sanity checks on login response net: mana: Fix MANA VF unload when hardware is unresponsive netfilter: nf_tables: remove busy mark and gc batch API netfilter: nft_set_hash: mark set element as dead when deleting from packet path netfilter: nf_tables: adapt set backend to use GC transaction API netfilter: nf_tables: GC transaction API to avoid race with control plane selftests/bpf: Add sockmap test for redirecting partial skb data selftests/bpf: fix a CI failure caused by vsock sockmap test bpf, sockmap: Fix bug that strp_done cannot be called bpf, sockmap: Fix map type error in sock_map_del_link xsk: fix refcount underflow in error path ipv6: adjust ndisc_is_useropt() to also return true for PIO selftests: forwarding: bridge_mdb: Make test more robust selftests: forwarding: bridge_mdb_max: Fix failing test with old libnet ...
2023-08-10RDMA/bnxt_re: Initialize dpi_tbl_lock mutexKashyap Desai
Fix the missing dpi_tbl_lock mutex initialization. Fixes: 0ac20faf5d83 ("RDMA/bnxt_re: Reorg the bar mapping") Link: https://lore.kernel.org/r/1691642677-21369-4-git-send-email-selvin.xavier@broadcom.com Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com> Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
2023-08-10RDMA/bnxt_re: Fix error handling in probe failure pathKalesh AP
During bnxt_re_dev_init(), when bnxt_re_setup_chip_ctx() fails unregister with L2 first before bailing out probe. Fixes: ae8637e13185 ("RDMA/bnxt_re: Add chip context to identify 57500 series") Link: https://lore.kernel.org/r/1691642677-21369-3-git-send-email-selvin.xavier@broadcom.com Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com> Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>