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2017-05-19arm64: defconfig: enable options needed for QCom DB410c boardRob Herring
Enable Qualcomm drivers needed to boot Dragonboard 410c with HDMI. This enables support for clocks, regulators, and USB PHY. Cc: Bjorn Andersson <bjorn.andersson@linaro.org> Cc: John Stultz <john.stultz@linaro.org> Signed-off-by: Rob Herring <robh@kernel.org> [Olof: Turned off _RPM configs per follow-up email] Signed-off-by: Olof Johansson <olof@lixom.net>
2017-05-19mmc: sdhci-xenon: kill xenon_clean_phy()Jisheng Zhang
Currently, the xenon_clean_phy() is only used for freeing phy_params. The phy_params is allocated by devm_kzalloc(), there's no need to free is explicitly. Signed-off-by: Jisheng Zhang <jszhang@marvell.com> Acked-by: Hu Ziji <huziji@marvell.com> Acked-by: Adrian Hunter <adrian.hunter@intel.com>
2017-05-18arm64: defconfig: sync with savedefconfigRob Herring
Sync the defconfig with savedefconfig as config options change/move over time. Generated with the following commands: make defconfig make savedefconfig cp defconfig arch/arm64/configs/defconfig Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2017-05-18ARM: configs: add a gemini defconfigLinus Walleij
It makes sense to have a stripped-down defconfig for just Gemini, as it is a pretty small platform used in NAS etc, and will use appended device tree. It is also quick to compile and test. Hopefully this defconfig can be a good base for distributions such as OpenWRT. I plan to add in the config options needed for the different variants of Gemini as we go along. Cc: Janos Laube <janos.dev@gmail.com> Cc: Paulius Zaleckas <paulius.zaleckas@gmail.com> Cc: Hans Ulli Kroll <ulli.kroll@googlemail.com> Cc: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2017-05-18Merge tag 'arm-soc/for-4.12/drivers-fixes' of ↵Olof Johansson
http://github.com/Broadcom/stblinux into fixes This pull request contains Broadcom SoC drivers fixes for 4.12, please pull the following: - Florian removes the duplicate compatible string matched by the SUN_TOP_CTRL driver and instead uses the correct one for 7435 * tag 'arm-soc/for-4.12/drivers-fixes' of http://github.com/Broadcom/stblinux: soc: bcm: brcmstb: Correctly match 7435 SoC Signed-off-by: Olof Johansson <olof@lixom.net>
2017-05-18Merge tag 'arm-soc/for-4.12/devicetree-fixes' of ↵Olof Johansson
http://github.com/Broadcom/stblinux into fixes This pull request contains Broadcom ARM-based SoC Device Tree fixes for 4.12, please pull the following: - Baruch provides several fixes for the Raspberry Pi (BCM2835) Device Tree source include file: uart0 pinctrl node names, pin number for i2c0, uart0 rts/cts pins and invalid uart1 pin, missing numbers for ethernet aliases * tag 'arm-soc/for-4.12/devicetree-fixes' of http://github.com/Broadcom/stblinux: ARM: dts: bcm2835: add index to the ethernet alias ARM: dts: bcm2835: fix uart0/uart1 pins ARM: dts: bcm2835: fix i2c0 pins ARM: dts: bcm2835: fix uart0 pinctrl node names Signed-off-by: Olof Johansson <olof@lixom.net>
2017-05-18devicetree: Move include prefixes from arch to separate directoryOlof Johansson
We use a directory under arch/$ARCH/boot/dts as an include path that has links outside of the subtree to find dt-bindings from under include/dt-bindings. That's been working well, but new DT architectures haven't been adding them by default. Recently there's been a desire to share some of the DT material between arm and arm64, which originally caused developers to create symlinks or relative includes between the subtrees. This isn't ideal -- it breaks if the DT files aren't stored in the exact same hierarchy as the kernel tree, and generally it's just icky. As a somewhat cleaner solution we decided to add a $ARCH/ prefix link once, and allow DTS files to reference dtsi (and dts) files in other architectures that way. Original approach was to create these links under each architecture, but it lead to the problem of recursive symlinks. As a remedy, move the include link directories out of the architecture trees into a common location. At the same time, they can now share one directory and one dt-bindings/ link as well. Fixes: 4027494ae6e3 ('ARM: dts: add arm/arm64 include symlinks') Reported-by: Russell King <linux@armlinux.org.uk> Reported-by: Omar Sandoval <osandov@osandov.com> Reviewed-by: Heiko Stuebner <heiko@sntech.de> Reviewed-by: Masahiro Yamada <yamada.masahiro@socionext.com> Tested-by: Heiko Stuebner <heiko@sntech.de> Acked-by: Rob Herring <robh@kernel.org> Cc: Heiko Stuebner <heiko@sntech.de> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Russell King <linux@armlinux.org.uk> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Mikael Starvik <starvik@axis.com> Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: James Hogan <james.hogan@imgtec.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Frank Rowand <frowand.list@gmail.com> Cc: linux-arch <linux-arch@vger.kernel.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2017-05-18Merge tag 'v4.12-rc1' into fixesOlof Johansson
We've received a few fixes branches with -rc1 as base, but our contents was still at pre-rc1. Merge it in expliticly to make 'git merge --log' clear on hat was actually merged. Signed-off-by: Olof Johansson <olof@lixom.net>
2017-05-19MAINTAINERS: update my mail addressAlexander Aring
I don't own this mail address anymore. This patch change the mail address to my current one. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Acked-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2017-05-19xen: make xen_flush_tlb_all() staticJuergen Gross
xen_flush_tlb_all() is used in arch/x86/xen/mmu.c only. Make it static. Signed-off-by: Juergen Gross <jgross@suse.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Signed-off-by: Juergen Gross <jgross@suse.com>
2017-05-19xen: cleanup pvh leftovers from pv-only sourcesJuergen Gross
There are some leftovers testing for pvh guest mode in pv-only source files. Remove them. Signed-off-by: Juergen Gross <jgross@suse.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Signed-off-by: Juergen Gross <jgross@suse.com>
2017-05-18tracing: Make sure RCU is watching before calling a stack traceSteven Rostedt (VMware)
As stack tracing now requires "rcu watching", force RCU to be watching when recording a stack trace. Link: http://lkml.kernel.org/r/20170512172449.879684501@goodmis.org Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
2017-05-19powerpc/mm: Fix virt_addr_valid() etc. on 64-bit hashMichael Ellerman
virt_addr_valid() is supposed to tell you if it's OK to call virt_to_page() on an address. What this means in practice is that it should only return true for addresses in the linear mapping which are backed by a valid PFN. We are failing to properly check that the address is in the linear mapping, because virt_to_pfn() will return a valid looking PFN for more or less any address. That bug is actually caused by __pa(), used in virt_to_pfn(). eg: __pa(0xc000000000010000) = 0x10000 # Good __pa(0xd000000000010000) = 0x10000 # Bad! __pa(0x0000000000010000) = 0x10000 # Bad! This started happening after commit bdbc29c19b26 ("powerpc: Work around gcc miscompilation of __pa() on 64-bit") (Aug 2013), where we changed the definition of __pa() to work around a GCC bug. Prior to that we subtracted PAGE_OFFSET from the value passed to __pa(), meaning __pa() of a 0xd or 0x0 address would give you something bogus back. Until we can verify if that GCC bug is no longer an issue, or come up with another solution, this commit does the minimal fix to make virt_addr_valid() work, by explicitly checking that the address is in the linear mapping region. Fixes: bdbc29c19b26 ("powerpc: Work around gcc miscompilation of __pa() on 64-bit") Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Reviewed-by: Paul Mackerras <paulus@ozlabs.org> Reviewed-by: Balbir Singh <bsingharora@gmail.com> Tested-by: Breno Leitao <breno.leitao@gmail.com>
2017-05-18scsi: zero per-cmd private driver data for each MQ I/OLong Li
In lower layer driver's (LLD) scsi_host_template, the driver may optionally ask SCSI to allocate its private driver memory for each command, by specifying cmd_size. This memory is allocated at the end of scsi_cmnd by SCSI. Later when SCSI queues a command, the LLD can use scsi_cmd_priv to get to its private data. Some LLD, e.g. hv_storvsc, doesn't clear its private data before use. In this case, the LLD may get to stale or uninitialized data in its private driver memory. This may result in unexpected driver and hardware behavior. Fix this problem by also zeroing the private driver memory before passing them to LLD. Signed-off-by: Long Li <longli@microsoft.com> Reviewed-by: Bart Van Assche <Bart.VanAssche@sandisk.com> Reviewed-by: KY Srinivasan <kys@microsoft.com> Reviewed-by: Christoph Hellwig <hch@infradead.org> CC: <stable@vger.kernel.org> # 4.11+ Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2017-05-18scsi: csiostor: fix use after free in csio_hw_use_fwconfig()Varun Prakash
mbp pointer is passed to csio_hw_validate_caps() so call mempool_free() after calling csio_hw_validate_caps(). Signed-off-by: Varun Prakash <varun@chelsio.com> Fixes: 541c571fa2fd ("csiostor:Use firmware version from cxgb4/t4fw_version.h") Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2017-05-18scsi: ufs: Clean up some rpm/spm level SysFS nodes upon removeMichał Potomski
When reloading module these two attributes aren't cleaned up properly and they persist causing warnings when trying to load module again. Additionally they are not recreated properly due to that. Signed-off-by: Michał Potomski <michalx.potomski@intel.com> Reviewed-by: Subhash Jadavani <subhashj@codeaurora.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2017-05-19Merge tag 'drm-intel-fixes-2017-05-18-1' of ↵Dave Airlie
git://anongit.freedesktop.org/git/drm-intel into drm-fixes drm/i915 fixes for v4.12-rc2 * tag 'drm-intel-fixes-2017-05-18-1' of git://anongit.freedesktop.org/git/drm-intel: drm/i915: don't do allocate_va_range again on PIN_UPDATE drm/i915: Fix rawclk readout for g4x drm/i915: Fix runtime PM for LPE audio drm/i915/glk: Fix DSI "*ERROR* ULPS is still active" messages drm/i915/gvt: avoid unnecessary vgpu switch drm/i915/gvt: not to restore in-context mmio drm/i915/gvt: fix typo: "supporte" -> "support"
2017-05-19Merge branch 'linux-4.12' of git://github.com/skeggsb/linux into drm-fixesDave Airlie
misc nouveau fixes. * 'linux-4.12' of git://github.com/skeggsb/linux: drm/nouveau/fifo/gk104-: Silence a locking warning drm/nouveau/secboot: plug memory leak in ls_ucode_img_load_gr() error path drm/nouveau: Fix drm poll_helper handling
2017-05-19Merge tag 'drm-misc-fixes-2017-05-18' of ↵Dave Airlie
git://anongit.freedesktop.org/git/drm-misc into drm-fixes Driver Changes: - host1x: Fix link error when host1x is built-in and iova is a module (Arnd) - hlcdc: Fix arguments passed to drm_of_find_panel_or_bridge (Boris) Cc: Arnd Bergmann <arnd@arndb.de> Cc: Boris Brezillon <boris.brezillon@free-electrons.com> * tag 'drm-misc-fixes-2017-05-18' of git://anongit.freedesktop.org/git/drm-misc: drm/atmel-hlcdc: Fix output initialization gpu: host1x: select IOMMU_IOVA
2017-05-19Merge branch 'etnaviv/fixes' of https://git.pengutronix.de/git/lst/linux ↵Dave Airlie
into drm-fixes one etnaviv fence leak fix. * 'etnaviv/fixes' of https://git.pengutronix.de/git/lst/linux: drm/etnaviv: don't put fence in case of submit failure
2017-05-18Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller
2017-05-18net/mlx5e: Fix possible memory leakWei Yongjun
'encap_header' is malloced and should be freed before leaving from the error handling cases, otherwise it will cause memory leak. Fixes: 232c001398ae ("net/mlx5e: Add support to neighbour update flow") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18qed: Remove unused including <linux/version.h>Wei Yongjun
Remove including <linux/version.h> that is not needed. Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18ibmvnic: fix missing unlock on error in __ibmvnic_reset()Wei Yongjun
Add the missing unlock before return from function __ibmvnic_reset() in the error handling case. Fixes: ed651a10875f ("ibmvnic: Updated reset handling") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Reviewed-by: Nathan Fontenot <nfont@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18Merge tag 'md/4.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/mdLinus Torvalds
Pull MD fixes from Shaohua Li: - Several bug fixes for raid5-cache from Song Liu, mainly handle journal disk error - Fix bad block handling in choosing raid1 disk from Tomasz Majchrzak - Simplify external metadata array sysfs handling from Artur Paszkiewicz - Optimize raid0 discard handling from me, now raid0 will dispatch large discard IO directly to underlayer disks. * tag 'md/4.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md: raid1: prefer disk without bad blocks md/r5cache: handle sync with data in write back cache md/r5cache: gracefully handle journal device errors for writeback mode md/raid1/10: avoid unnecessary locking md/raid5-cache: in r5l_do_submit_io(), submit io->split_bio first md/md0: optimize raid0 discard handling md: don't return -EAGAIN in md_allow_write for external metadata arrays md/raid5: make use of spin_lock_irq over local_irq_disable + spin_lock
2017-05-18net1080: Remove unused function nc_dump_ttl()Matthias Kaehlcke
The function is not used, removing it fixes the following warning when building with clang: drivers/net/usb/net1080.c:271:20: error: unused function 'nc_dump_ttl' [-Werror,-Wunused-function] Also remove the definition of TTL_THIS, which is only used in nc_dump_ttl() Signed-off-by: Matthias Kaehlcke <mka@chromium.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18r8152: Remove unused function usb_ocp_read()Matthias Kaehlcke
The function is not used, removing it fixes the following warning when building with clang: drivers/net/usb/r8152.c:825:5: error: unused function 'usb_ocp_read' [-Werror,-Wunused-function] Signed-off-by: Matthias Kaehlcke <mka@chromium.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18xen/9pfs: p9_trans_xen_init and p9_trans_xen_exit can be staticWei Yongjun
Fixes the following sparse warnings: net/9p/trans_xen.c:528:5: warning: symbol 'p9_trans_xen_init' was not declared. Should it be static? net/9p/trans_xen.c:540:6: warning: symbol 'p9_trans_xen_exit' was not declared. Should it be static? Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
2017-05-18xen/9pfs: fix return value check in xen_9pfs_front_probe()Wei Yongjun
In case of error, the function xenbus_read() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR(). Fixes: 71ebd71921e4 ("xen/9pfs: connect to the backend") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
2017-05-18Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds
Pull networking fixes from David Miller: 1) Don't allow negative TCP reordering values, from Soheil Hassas Yeganeh. 2) Don't overflow while parsing ipv6 header options, from Craig Gallek. 3) Handle more cleanly the case where an individual route entry during a dump will not fit into the allocated netlink SKB, from David Ahern. 4) Add missing CONFIG_INET dependency for mlx5e, from Arnd Bergmann. 5) Allow neighbour updates to converge more quickly via gratuitous ARPs, from Ihar Hrachyshka. 6) Fix compile error from CONFIG_INET is disabled, from Eric Dumazet. 7) Fix use after free in x25 protocol init, from Lin Zhang. 8) Valid VLAN pvid ranges passed into br_validate(), from Tobias Jungel. 9) NULL out address lists in child sockets in SCTP, this is similar to the fix we made for inet connection sockets last week. From Eric Dumazet. 10) Fix NULL deref in mlxsw driver, from Ido Schimmel. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (27 commits) mlxsw: spectrum: Avoid possible NULL pointer dereference sh_eth: Do not print an error message for probe deferral sh_eth: Use platform device for printing before register_netdev() mlxsw: spectrum_router: Fix rif counter freeing routine mlxsw: spectrum_dpipe: Fix incorrect entry index cxgb4: update latest firmware version supported qmi_wwan: add another Lenovo EM74xx device ID sctp: do not inherit ipv6_{mc|ac|fl}_list from parent udp: make *udp*_queue_rcv_skb() functions static bridge: netlink: check vlan_default_pvid range net: ethernet: faraday: To support device tree usage. net: x25: fix one potential use-after-free issue bpf: adjust verifier heuristics ipv6: Check ip6_find_1stfragopt() return value properly. selftests/bpf: fix broken build due to types.h bnxt_en: Check status of firmware DCBX agent before setting DCB_CAP_DCBX_HOST. bnxt_en: Call bnxt_dcb_init() after getting firmware DCBX configuration. net: fix compile error in skb_orphan_partial() ipv6: Prevent overrun when parsing v6 header options neighbour: update neigh timestamps iff update is effective ...
2017-05-18Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparcLinus Torvalds
Pull sparc fixes from David Miller: "Three sparc bug fixes" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc: sparc/ftrace: Fix ftrace graph time measurement sparc: Fix -Wstringop-overflow warning sparc64: Fix mapping of 64k pages with MAP_FIXED
2017-05-18Merge tag 'kbuild-fixes-v4.12' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild Pull Kbuild fix from Masahiro Yamada: "Fix headers_install to not delete pre-existing headers in the install destination" * tag 'kbuild-fixes-v4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: kbuild: skip install/check of headers right under uapi directories
2017-05-18qed: Utilize FW 8.20.0.0Mintz, Yuval
This pushes qed [and as result, all qed* drivers] into using 8.20.0.0 firmware. The changes are mostly contained in qed with minor changes to qedi due to some HSI changes. Content-wise, the firmware contains fixes to various issues exposed since the release of the previous firmware, including: - Corrects iSCSI fast retransmit when data digest is enabled. - Stop draining packets when receiving several consecutive PFCs. - Prevent possible assertion when consecutively opening/closing many connections. - Prevent possible assertion due to too long BDQ fetch time. In addition, the new firmware would allow us to later add iWARP support in qed and qedr. Changes from previous version ----------------------------- - V2: Fix warning in qed_debug.c Signed-off-by: Chad Dupuis <Chad.Dupuis@cavium.com> Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com> Signed-off-by: Tomer Tayar <Tomer.Tayar@cavium.com> Signed-off-by: Manish Rangankar <Manish.Rangankar@cavium.com> Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18tcp: fix tcp_rearm_rto()Eric Dumazet
skbs in (re)transmit queue no longer have a copy of jiffies at the time of the transmit : skb->skb_mstamp is now in usec unit, with no correlation to tcp_jiffies32. We have to convert rto from jiffies to usec, compute a time difference in usec, then convert the delta to HZ units. Fixes: 9a568de4818d ("tcp: switch TCP TS option (RFC 7323) to 1ms clock") Signed-off-by: Eric Dumazet <edumazet@google.com> Acked-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace Pull pid namespace fixes from Eric Biederman: "These are two bugs that turn out to have simple fixes that were reported during the merge window. Both of these issues have existed for a while and it just happens that they both were reported at almost the same time" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace: pid_ns: Fix race between setns'ed fork() and zap_pid_ns_processes() pid_ns: Sleep in TASK_INTERRUPTIBLE in zap_pid_ns_processes
2017-05-18watchdog: wdt_pci: fix build error if define SOFTWARE_REBOOTShile Zhang
To fix following build error when SOFTWARE_REBOOT is defined: CC [M] driver/watchdog/wdt_pci.o driver/watchdog/wdt_pci.c: In function 'wdtpci_interrupt': driver/watchdog/wdt_pci.c:335:3: error: too many arguments to function 'emergency_restart' emergency_restart(NULL); ^ In file included from driver/watchdog/wdt_pci.c:51:0: include/linux/reboot.h:80:13: note: declared here extern void emergency_restart(void); ^ Signed-off-by: Shile Zhang <shile.zhang@nokia.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2017-05-18watchdog: cadence_wdt: fix timeout settingTomas Melin
wdt_timeout must not be initialized to CDNS_WDT_DEFAULT_TIMEOUT in order to allow the value to be overriddden by a device tree setting. This way, the default timeout value will be used only in case module_param has not been set, or device tree timeout-sec has not been defined. Signed-off-by: Tomas Melin <tomas.melin@vaisala.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2017-05-18watchdog: pcwd_usb: fix NULL-deref at probeJohan Hovold
Make sure to check the number of endpoints to avoid dereferencing a NULL-pointer should a malicious device lack endpoints. Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Cc: stable <stable@vger.kernel.org> Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2017-05-18watchdog: sama5d4: fix race conditionAlexandre Belloni
WDT_MR and WDT_CR must not updated within three slow clock periods after the last ping (write to WDT_CR or WDT_MR). Ensure enough time has elapsed before writing those registers. wdt_write() waits for 4 periods to ensure at least 3 edges are seen by the IP. Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Acked-by: Wenyou.Yang <wenyou.yang@microchip.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2017-05-18watchdog: sama5d4: fix WDDIS handlingAlexandre Belloni
The datasheet states: "When setting the WDDIS bit, and while it is set, the fields WDV and WDD must not be modified." Because the whole configuration is already cached inside .mr, wait for the user to enable the watchdog to configure it so it is enabled and configured at the same time (what the IP is actually expecting). When the watchdog is already enabled, it is not an issue to reconfigure it. Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Acked-by: Wenyou.Yang <wenyou.yang@microchip.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2017-05-18watchdog: orion: fix compile-test dependenciesArnd Bergmann
I ran into one corner case with the orion watchdog using the atomic_io_modify interface: drivers/watchdog/orion_wdt.o: In function `orion_stop': orion_wdt.c:(.text.orion_stop+0x28): undefined reference to `atomic_io_modify' drivers/watchdog/orion_wdt.o: In function `armada375_stop': orion_wdt.c:(.text.armada375_stop+0x28): undefined reference to `atomic_io_modify' This function is available on all 32-bit ARM builds except for ebsa110, so we have to specifically exclude that from compile-testing. Fixes: da2a68b3eb47 ("watchdog: Enable COMPILE_TEST where possible") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2017-05-18Merge tag 'hwmon-for-linus-v4.12-rc2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging Pull hwmon fix from Guenter Roeck: "Fix problem with hotplug state machine in coretemp driver" * tag 'hwmon-for-linus-v4.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (coretemp) Handle frozen hotplug state correctly
2017-05-18mlxsw: spectrum: Avoid possible NULL pointer dereferenceIdo Schimmel
In case we got an FDB notification for a port that doesn't exist we execute an FDB entry delete to prevent it from re-appearing the next time we poll for notifications. If the operation failed we would trigger a NULL pointer dereference as 'mlxsw_sp_port' is NULL. Fix it by reporting the error using the underlying bus device instead. Fixes: 12f1501e7511 ("mlxsw: spectrum: remove FDB entry in case we get unknown object notification") Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18liquidio: make the spinlock octeon_devices_lock staticColin Ian King
octeon_devices_lock can be made static as it does not need to be in global scope. Cleans up sparse warning: "warning: symbol 'octeon_devices_lock' was not declared. Should it be static?" Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18sh_eth: Do not print an error message for probe deferralGeert Uytterhoeven
EPROBE_DEFER is not an error, hence printing an error message like sh-eth ee700000.ethernet: failed to initialise MDIO may confuse the user. To fix this, suppress the error message in case of probe deferral. While at it, shorten the message, and add the actual error code. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18sh_eth: Use platform device for printing before register_netdev()Geert Uytterhoeven
The MDIO initialization failure message is printed using the network device, before it has been registered, leading to: (null): failed to initialise MDIO Use the platform device instead to fix this: sh-eth ee700000.ethernet: failed to initialise MDIO Fixes: daacf03f0bbfefee ("sh_eth: Register MDIO bus before registering the network device") Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18Merge tag 'linux-can-next-for-4.13-20170518' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can-next Marc Kleine-Budde says: ==================== pull-request: can-next 2017-05-18 this is a pull request of 4 patches for net-next/master. All 4 patches are by Quentin Schulz, they add deep deep Suspend/Resume support to the m_can driver. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18mlxsw: spectrum_dpipe: Fix sparse warningsArkadi Sharshevsky
drivers/net/ethernet/mellanox/mlxsw//spectrum_dpipe.c:221:52: warning: Using plain integer as NULL pointer drivers/net/ethernet/mellanox/mlxsw//spectrum_dpipe.c:221:74: warning: Using plain integer as NULL pointer Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18Merge branch 'mlxsw-fixes'David S. Miller
Jiri Pirko says: ==================== mlxsw: couple of fixes Couple of fixes from Arkadi ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-18mlxsw: spectrum_router: Fix rif counter freeing routineArkadi Sharshevsky
During rif counter freeing the counter index can be invalid. Add check of validity before freeing the counter. Fixes: e0c0afd8aa4e ("mlxsw: spectrum: Support for counters on router interfaces") Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>