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7 years agoahci: imx: fix building without hwmon or thermal
Arnd Bergmann [Wed, 11 Jan 2017 13:36:16 +0000 (14:36 +0100)]
ahci: imx: fix building without hwmon or thermal

When CONFIG_HWMON is disabled, we now get a link failure:

ERROR: "devm_hwmon_device_register_with_groups" [drivers/ata/ahci_imx.ko] undefined!
drivers/ata/ahci_imx.o: In function `imx_ahci_probe':
ahci_imx.c:(.text.imx_ahci_probe+0x304): undefined reference to `devm_thermal_zone_of_sensor_register'

This makes the code calling into the hwmon subsystem compile-time
conditional, and adds a Kconfig dependency to avoid the corner
case of having HWMON=m and AHCI_IMX=y, by forcing AHCI_IMX=m in this
case. The thermal subsystem already has a check in its header, but
that also doesn't cover the THERMAL=m case, so we need a somewhat
complex Kconfig expression to handle all cases.

Fixes: 54643a83b41a ("ahci: imx: Add imx53 SATA temperature sensor support")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Reviewed-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoata: add Atari Falcon PATA controller driver
Bartlomiej Zolnierkiewicz [Fri, 30 Dec 2016 14:01:18 +0000 (15:01 +0100)]
ata: add Atari Falcon PATA controller driver

Add Atari Falcon PATA controller driver.  The major difference
when compared to legacy IDE's falconide host driver is that we
are using polled PIO mode and thus avoiding the need for STDMA
locking magic altogether.

Tested under ARAnyM emulator.

Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoata: pass queued command to ->sff_data_xfer method
Bartlomiej Zolnierkiewicz [Fri, 30 Dec 2016 14:01:17 +0000 (15:01 +0100)]
ata: pass queued command to ->sff_data_xfer method

For Atari Falcon PATA support we need to check the current command
in its ->sff_data_xfer method.  Update core code and all users
accordingly.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoata: allow subsystem to be used on m68k arch
Bartlomiej Zolnierkiewicz [Fri, 30 Dec 2016 14:01:16 +0000 (15:01 +0100)]
ata: allow subsystem to be used on m68k arch

When libata was merged m68k lacked IOMAP support.  This has not been
true for a long time now so allow subsystem to be used on m68k.

Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata: switch to dynamic allocation instead of ata_scsi_rbuf
Christoph Hellwig [Tue, 10 Jan 2017 16:04:32 +0000 (17:04 +0100)]
libata: switch to dynamic allocation instead of ata_scsi_rbuf

Note of the emulated commands in the pageout/pagein path, so just do
a GFP_NOIO dynamic allocation.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata: don't call ata_scsi_rbuf_fill for command without a response buffer
Christoph Hellwig [Tue, 10 Jan 2017 08:41:47 +0000 (09:41 +0100)]
libata: don't call ata_scsi_rbuf_fill for command without a response buffer

No need to copy a zeroed buffer to the caller if the command is defined
to not have a response in the SCSI spec.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata: call ->scsi_done from ata_scsi_simulate
Christoph Hellwig [Tue, 10 Jan 2017 08:41:46 +0000 (09:41 +0100)]
libata: call ->scsi_done from ata_scsi_simulate

We always need to call ->scsi_done after we've finished emulating a
command, so do it in a single place at the end of ata_scsi_simulate.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata: remove the done callback from ata_scsi_args
Christoph Hellwig [Tue, 10 Jan 2017 08:41:45 +0000 (09:41 +0100)]
libata: remove the done callback from ata_scsi_args

It's always the scsi_done callback, and we can get at that easily
in the place where ->done is called.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata: move struct ata_scsi_args to libata-scsi.c
Christoph Hellwig [Tue, 10 Jan 2017 08:41:44 +0000 (09:41 +0100)]
libata: move struct ata_scsi_args to libata-scsi.c

It's only used in libata-scsi.c, so move it closer to the users.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata: avoid global response buffer in atapi_qc_complete
Christoph Hellwig [Tue, 10 Jan 2017 08:41:43 +0000 (09:41 +0100)]
libata: avoid global response buffer in atapi_qc_complete

We only need to look at 4 bytes of the inquiry response for ATAPI
devices.  Instead of using the global ata_scsi_rbuf just use a
a stack buffer.  Also factor the fixup into it's own little helper
function to make it more readable.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata-eh: Use switch() instead of sparse array for protocol strings
Geert Uytterhoeven [Mon, 9 Jan 2017 14:49:28 +0000 (15:49 +0100)]
libata-eh: Use switch() instead of sparse array for protocol strings

Replace the sparse 256-pointer array for looking up protocol strings by
a switch() statement to reduce kernel size.

According to bloat-o-meter, this saves 910 bytes on m68k (32-bit), and
1892 bytes on arm64 (64-bit).

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoata: sata_mv: Convert to devm_ioremap_resource()
Andy Shevchenko [Sun, 8 Jan 2017 22:49:22 +0000 (00:49 +0200)]
ata: sata_mv: Convert to devm_ioremap_resource()

Convert to devm_ioremap_resource() which provides more consistent error
handling.

Note that devm_ioremap_resource() provides its own error messages.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoMerge branch 'for-4.10-fixes' into for-4.11
Tejun Heo [Mon, 9 Jan 2017 12:38:25 +0000 (07:38 -0500)]
Merge branch 'for-4.10-fixes' into for-4.11

7 years agoata: sata_mv:- Handle return value of devm_ioremap.
Arvind Yadav [Mon, 12 Dec 2016 17:43:27 +0000 (23:13 +0530)]
ata: sata_mv:- Handle return value of devm_ioremap.

Here, If devm_ioremap will fail. It will return NULL.
Then hpriv->base = NULL - 0x20000; Kernel can run into
a NULL-pointer dereference. This error check will avoid
NULL pointer dereference.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
7 years agolibata: Fix ATA request sense
Damien Le Moal [Mon, 19 Dec 2016 01:17:40 +0000 (10:17 +0900)]
libata: Fix ATA request sense

For an ATA device supporting the sense data reporting feature set, a
failed command will trigger the execution of ata_eh_request_sense if
the result task file of the failed command has the ATA_SENSE bit set
(sense data available bit). ata_eh_request_sense executes the REQUEST
SENSE DATA EXT command to retrieve the sense data of the failed
command. On success of REQUEST SENSE DATA EXT, the ATA_SENSE bit will
NOT be set (the command succeeded) but ata_eh_request_sense
nevertheless tests the availability of sense data by testing that bit
presence in the result tf of the REQUEST SENSE DATA EXT command.  This
leads us to falsely assume that request sense data failed and to the
warning message:

atax.xx: request sense failed stat 50 emask 0

Upon success of REQUEST SENSE DATA EXT, set the ATA_SENSE bit in the
result task file command so that sense data can be returned by
ata_eh_request_sense.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
7 years agoata: sata_mv: fix module license specification
Uwe Kleine-König [Tue, 20 Dec 2016 21:15:22 +0000 (22:15 +0100)]
ata: sata_mv: fix module license specification

The header allows GPL v2 only, so declare "GPL v2" for MODULE_LICENSE

Signed-off-by: Uwe Kleine-König <uwe@kleine-koenig.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoahci: imx: Add imx53 SATA temperature sensor support
Csaba Kertesz [Tue, 25 Oct 2016 20:08:07 +0000 (22:08 +0200)]
ahci: imx: Add imx53 SATA temperature sensor support

Add a hwmon entry to get the temperature from the die of imx53
SATA.

The original patch was made by Richard Zhu for kernel 2.6.x:
ENGR00134041-MX53-Add-the-SATA-AHCI-temperature-monitor.patch

Signed-off-by: Fabien Lahoudere <fabien.lahoudere@collabora.co.uk>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata: apply MAX_SEC_1024 to all CX1-JB*-HP devices
Tejun Heo [Fri, 6 Jan 2017 16:48:50 +0000 (11:48 -0500)]
libata: apply MAX_SEC_1024 to all CX1-JB*-HP devices

Marko reports that CX1-JB512-HP shows the same timeout issues as
CX1-JB256-HP.  Let's apply MAX_SEC_128 to all devices in the series.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Marko Koski-Vähälä <marko@koski-vahala.com>
Cc: stable@vger.kernel.org # v3.19+
7 years agoata: ahci_xgene: free structure returned by acpi_get_object_info()
Michał Kępień [Thu, 5 Jan 2017 14:14:01 +0000 (15:14 +0100)]
ata: ahci_xgene: free structure returned by acpi_get_object_info()

acpi_get_object_info() allocates the returned structure, which the
caller has to free when the call succeeds.  Free it when appropriate.

Fixes: c9802a4be661 ("ata: ahci_xgene: Add AHCI Support for 2nd HW version of APM X-Gene SoC AHCI SATA Host controller.")
Signed-off-by: Michał Kępień <kernel@kempniu.pl>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata: Protect DMA core code by #ifdef CONFIG_HAS_DMA
Geert Uytterhoeven [Tue, 3 Jan 2017 18:09:49 +0000 (19:09 +0100)]
libata: Protect DMA core code by #ifdef CONFIG_HAS_DMA

If NO_DMA=y:

    ERROR: "bad_dma_ops" [drivers/ata/libata.ko] undefined!

To fix this, protect the DMA code by #ifdef CONFIG_HAS_DMA, and provide
dummies of ata_sg_clean() and ata_sg_setup() for the !CONFIG_HAS_DMA
case.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agolibata: Make ata_sg_clean() static again
Geert Uytterhoeven [Tue, 3 Jan 2017 18:09:48 +0000 (19:09 +0100)]
libata: Make ata_sg_clean() static again

Commit 70e6ad0c6d1e6cb9 ("[PATCH] libata: prepare ata_sg_clean() for
invocation from EH") made ata_sg_clean() global, but no user outside
libata-core.c has ever materialized.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoata: AHCI and other non-SFF native drivers should depend on HAS_DMA
Geert Uytterhoeven [Tue, 3 Jan 2017 18:09:47 +0000 (19:09 +0100)]
ata: AHCI and other non-SFF native drivers should depend on HAS_DMA

If NO_DMA=y:

    ERROR: "bad_dma_ops" [drivers/ata/libahci_platform.ko] undefined!
    ERROR: "dmam_alloc_coherent" [drivers/ata/libahci.ko] undefined!

Add a block dependency on HAS_DMA to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoata: ATA_BMDMA should depend on HAS_DMA
Geert Uytterhoeven [Tue, 3 Jan 2017 18:09:46 +0000 (19:09 +0100)]
ata: ATA_BMDMA should depend on HAS_DMA

If NO_DMA=y:

    ERROR: "dmam_alloc_coherent" [drivers/ata/libata.ko] undefined!

Add a dependency on HAS_DMA to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoata: SATA_HIGHBANK should depend on HAS_DMA
Geert Uytterhoeven [Tue, 3 Jan 2017 18:09:45 +0000 (19:09 +0100)]
ata: SATA_HIGHBANK should depend on HAS_DMA

If NO_DMA=y:

    ERROR: "bad_dma_ops" [drivers/ata/sata_highbank.ko] undefined!

Add a dependency on HAS_DMA to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoata: SATA_MV should depend on HAS_DMA
Geert Uytterhoeven [Tue, 3 Jan 2017 18:09:44 +0000 (19:09 +0100)]
ata: SATA_MV should depend on HAS_DMA

If NO_DMA=y:

    ERROR: "dma_pool_alloc" [drivers/ata/sata_mv.ko] undefined!
    ERROR: "dmam_pool_create" [drivers/ata/sata_mv.ko] undefined!
    ERROR: "dma_pool_free" [drivers/ata/sata_mv.ko] undefined!

Add a dependency on HAS_DMA to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
7 years agoMerge tag 'platform-drivers-x86-v4.10-3' of git://git.infradead.org/users/dvhart...
Linus Torvalds [Fri, 6 Jan 2017 07:17:41 +0000 (23:17 -0800)]
Merge tag 'platform-drivers-x86-v4.10-3' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86

Pull x86 platform driver fixes from Darren Hart:
 "Just two small fixes for platform drivers x86:

   - use brightness_set_blocking for LED-setting callbacks on Fujitsu
     laptops

   - fix surface3_button build errors"

* tag 'platform-drivers-x86-v4.10-3' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86:
  platform/x86: fujitsu-laptop: use brightness_set_blocking for LED-setting callbacks
  platform/x86: fix surface3_button build errors

7 years agoMerge branch 'stable-4.10' of git://git.infradead.org/users/pcmoore/audit
Linus Torvalds [Fri, 6 Jan 2017 07:06:06 +0000 (23:06 -0800)]
Merge branch 'stable-4.10' of git://git.infradead.org/users/pcmoore/audit

Pull audit fixes from Paul Moore:
 "Two small fixes relating to audit's use of fsnotify.

  The first patch plugs a leak and the second fixes some lock
  shenanigans. The patches are small and I banged on this for an
  afternoon with our testsuite and didn't see anything odd"

* 'stable-4.10' of git://git.infradead.org/users/pcmoore/audit:
  audit: Fix sleep in atomic
  fsnotify: Remove fsnotify_duplicate_mark()

7 years agoMerge tag 'drm-intel-fixes-2017-01-05' of git://anongit.freedesktop.org/git/drm-intel
Linus Torvalds [Thu, 5 Jan 2017 23:06:02 +0000 (15:06 -0800)]
Merge tag 'drm-intel-fixes-2017-01-05' of git://anongit.freedesktop.org/git/drm-intel

Pull i915 drm fixes from Jani Nikula:
 "Here's a bunch of drm/i915 fixes for v4.10-rc3. It includes GVT-g
  fixes.

  My new year's resolution is to start using signed tags for pulls. If
  that feels like a déjà vu, it's ((new year's) resolution), not (new
  (year's resolution))"

[ Taking this directly from Jani because Dave Airlie is only partially
  connected right now.  - Linus ]

* tag 'drm-intel-fixes-2017-01-05' of git://anongit.freedesktop.org/git/drm-intel:
  drm/i915: Prevent timeline updates whilst performing reset
  drm/i915: Silence allocation failure during sg_trim()
  drm/i915: Don't clflush before release phys object
  drm/i915: Fix oops in overlay due to frontbuffer tracking
  drm/i915: Fix oopses in the overlay code due to i915_gem_active stuff
  drm/i915: Initialize overlay->last_flip properly
  drm/i915: Move the min_pixclk[] handling to the end of readout
  drm/i915: Force VDD off on the new power seqeuencer before starting to use it
  drm/i915/gvt: fix typo in cfg_space range check
  drm/i915/gvt: fix an issue in emulating cfg space PCI_COMMAND
  drm/i915/gvt/kvmgt: trival: code cleanup
  drm/i915/gvt/kvmgt: prevent double-release of vgpu
  drm/i915/gvt/kvmgt: check returned slot for gfn
  drm/i915/gvt/kvmgt: dereference the pointer within lock
  drm/i915/gvt: reset the GGTT entry when vGPU created
  drm/i915/gvt: fix an error in opregion handling

7 years agoMerge tag 'pinctrl-v4.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw...
Linus Torvalds [Thu, 5 Jan 2017 18:36:56 +0000 (10:36 -0800)]
Merge tag 'pinctrl-v4.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pin control fixes from Linus Walleij:
 "Three small pin control fixes for the v4.10 series. Very little to say
  about them, just driver fixes.

   - one fix to the AMD pinctrl ACPI glue

   - fix requests on the Meson driver

   - fix bitfield widths on Samsungs Exynos 5433"

* tag 'pinctrl-v4.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
  pinctrl: samsung: Fix the width of PINCFG_TYPE_DRV bitfields for Exynos5433
  pinctrl: meson: fix gpio request disabling other modes
  pinctrl/amd: Set the level based on ACPI tables

7 years agoMerge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Linus Torvalds [Thu, 5 Jan 2017 18:32:16 +0000 (10:32 -0800)]
Merge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Arnd Bergmann:
 "This is a rather large set of bugfixes, as we just returned from the
  Christmas break. Most of these are relatively unimportant fixes for
  regressions introduced during the merge window, and about half of the
  changes are for mach-omap2.

  A couple of patches are just cleanups and dead code removal that I
  would not normally have considered for merging after -rc2, but I
  decided to take them along with the fixes this time.

  Notable fixes include:

   - removing the skeleton.dtsi include broke a number of machines, and
     we have to put empty /chosen nodes back to be able to pass kernel
     command lines as before

   - enabling Samsung platforms no longer hardwires CONFIG_HZ to 200, as
     it had been for no good reason for a long time"

* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (46 commits)
  MAINTAINERS: extend PSCI entry to cover the newly add PSCI checker code
  drivers: psci: annotate timer on stack to silence odebug messages
  ARM64: defconfig: enable DRM_MESON as module
  ARM64: dts: meson-gx: Add Graphic Controller nodes
  ARM64: dts: meson-gxl: fix GPIO include
  ARM: dts: imx6: Disable "weim" node in the dtsi files
  ARM: dts: qcom: apq8064: Add missing scm clock
  ARM: davinci: da8xx: Fix sleeping function called from invalid context
  ARM: davinci: Make __clk_{enable,disable} functions public
  ARM: davinci: da850: don't add emac clock to lookup table twice
  ARM: davinci: da850: fix infinite loop in clk_set_rate()
  ARM: i.MX: remove map_io callback
  ARM: dts: vf610-zii-dev-rev-b: Add missing newline
  ARM: dts: imx6qdl-nitrogen6x: remove duplicate iomux entry
  ARM: dts: imx31: fix AVIC base address
  ARM: dts: am572x-idk: Add gpios property to control PCIE_RESETn
  arm64: dts: vexpress: Support GICC_DIR operations
  ARM: dts: vexpress: Support GICC_DIR operations
  firmware: arm_scpi: fix reading sensor values on pre-1.0 SCPI firmwares
  arm64: dts: msm8996: Add required memory carveouts
  ...

7 years agoMerge tag 'for-linus-4.10-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Thu, 5 Jan 2017 18:29:40 +0000 (10:29 -0800)]
Merge tag 'for-linus-4.10-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

Pull xen fixes and cleanups from Juergen Gross:

 - small fixes for xenbus driver

 - one fix for xen dom0 boot on huge system

 - small cleanups

* tag 'for-linus-4.10-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
  Xen: ARM: Zero reserved fields of xatp before making hypervisor call
  xen: events: Replace BUG() with BUG_ON()
  xen: remove stale xs_input_avail() from header
  xen: return xenstore command failures via response instead of rc
  xen: xenbus driver must not accept invalid transaction ids
  xen/evtchn: use rb_entry()
  xen/setup: Don't relocate p2m over existing one

7 years agokbuild: initramfs cleanup, set target from Kconfig
Nicholas Piggin [Thu, 5 Jan 2017 10:29:36 +0000 (20:29 +1000)]
kbuild: initramfs cleanup, set target from Kconfig

Rather than keep a list of all possible compression types in the
Makefile, set the target explicitly from Kconfig.

Reviewed-by: Francisco Blas Izquierdo Riera (klondike) <klondike@klondike.es>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
7 years agokbuild: initramfs fix dependency checking for compressed target
Nicholas Piggin [Thu, 5 Jan 2017 10:29:35 +0000 (20:29 +1000)]
kbuild: initramfs fix dependency checking for compressed target

When using initramfs compression, the data file compression suffix
gets quotes pulled in from Kconfig, e.g., initramfs_data.cpio".gz"
which make does not match a target and causes rebuild.

Fix this by filtering out quotes from the Kconfig string.

Fixes: 35e669e1a254 ("initramfs: select builtin initram compression algorithm on KConfig instead of Makefile")
Reviewed-by: Francisco Blas Izquierdo Riera (klondike) <klondike@klondike.es>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
7 years agoMerge tag 'xfs-for-linus-4.10-rc3' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux
Linus Torvalds [Thu, 5 Jan 2017 02:33:35 +0000 (18:33 -0800)]
Merge tag 'xfs-for-linus-4.10-rc3' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

Pull xfs fixes from Darrick Wong:

 - fixes for crashes and double-cleanup errors

 - XFS maintainership handover

 - fix to prevent absurdly large block reservations

 - fix broken sysfs getter/setters

* tag 'xfs-for-linus-4.10-rc3' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux:
  xfs: fix max_retries _show and _store functions
  xfs: update MAINTAINERS
  xfs: fix crash and data corruption due to removal of busy COW extents
  xfs: use the actual AG length when reserving blocks
  xfs: fix double-cleanup when CUI recovery fails

7 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Linus Torvalds [Wed, 4 Jan 2017 22:14:53 +0000 (14:14 -0800)]
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Pull networking fixes from David Miller:

 1) stmmac_drv_probe() can race with stmmac_open() because we register
    the netdevice too early. Fix from Florian Fainelli.

 2) UFO handling in __ip6_append_data() and ip6_finish_output() use
    different tests for deciding whether a frame will be fragmented or
    not, put them in sync. Fix from Zheng Li.

 3) The rtnetlink getstats handlers need to validate that the netlink
    request is large enough, fix from Mathias Krause.

 4) Use after free in mlx4 driver, from Jack Morgenstein.

 5) Fix setting of garbage UID value in sockets during setattr() calls,
    from Eric Biggers.

 6) Packet drop_monitor doesn't format the netlink messages properly
    such that nlmsg_next fails to work, fix from Reiter Wolfgang.

 7) Fix handling of wildcard addresses in l2tp lookups, from Guillaume
    Nault.

 8) __skb_flow_dissect() can crash on pptp packets, from Ian Kumlien.

 9) IGMP code doesn't reset group query timers properly, from Michal
    Tesar.

10) Fix overzealous MAIN/LOCAL route table combining in ipv4, from
    Alexander Duyck.

11) vxlan offload check needs to be more strict in be2net driver, from
    Sabrina Dubroca.

12) Moving l3mdev to packet hooks lost RX stat counters unintentionally,
    fix from David Ahern.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (52 commits)
  sh_eth: enable RX descriptor word 0 shift on SH7734
  sfc: don't report RX hash keys to ethtool when RSS wasn't enabled
  dpaa_eth: Initialize CGR structure before init
  dpaa_eth: cleanup after init_phy() failure
  net: systemport: Pad packet before inserting TSB
  net: systemport: Utilize skb_put_padto()
  LiquidIO VF: s/select/imply/ for PTP_1588_CLOCK
  libcxgb: fix error check for ip6_route_output()
  net: usb: asix_devices: add .reset_resume for USB PM
  net: vrf: Add missing Rx counters
  drop_monitor: consider inserted data in genlmsg_end
  benet: stricter vxlan offloading check in be_features_check
  ipv4: Do not allow MAIN to be alias for new LOCAL w/ custom rules
  net: macb: Updated resource allocation function calls to new version of API.
  net: stmmac: dwmac-oxnas: use generic pm implementation
  net: stmmac: dwmac-oxnas: fix fixed-link-phydev leaks
  net: stmmac: dwmac-oxnas: fix of-node leak
  Documentation/networking: fix typo in mpls-sysctl
  igmp: Make igmp group member RFC 3376 compliant
  flow_dissector: Update pptp handling to avoid null pointer deref.
  ...

7 years agosh_eth: enable RX descriptor word 0 shift on SH7734
Sergei Shtylyov [Wed, 4 Jan 2017 20:10:23 +0000 (23:10 +0300)]
sh_eth: enable RX descriptor word 0 shift on SH7734

The RX descriptor word 0 on SH7734 has the RFS[9:0] field in bits 16-25
(bits  0-15 usually used for that are occupied by the packet checksum).
Thus  we need to set the 'shift_rd0'  field in the SH7734 SoC data...

Fixes: f0e81fecd4f8 ("net: sh_eth: Add support SH7734")
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agosfc: don't report RX hash keys to ethtool when RSS wasn't enabled
Edward Cree [Wed, 4 Jan 2017 15:10:56 +0000 (15:10 +0000)]
sfc: don't report RX hash keys to ethtool when RSS wasn't enabled

If we failed to set up RSS on EF10 (e.g. because firmware declared
 RX_RSS_LIMITED), ethtool --show-nfc $dev rx-flow-hash ... should report
 no fields, rather than confusingly reporting what fields we _would_ be
 hashing on if RSS was working.

Fixes: dcb4123cbec0 ("sfc: disable RSS when unsupported")
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agoMerge branch 'dpaa_eth-fixes'
David S. Miller [Wed, 4 Jan 2017 18:45:09 +0000 (13:45 -0500)]
Merge branch 'dpaa_eth-fixes'

Madalin Bucur says:

====================
dpaa_eth: a couple of fixes

Add cleanup on PHY initialization failure path, avoid using
uninitialized memory at CGR init.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agodpaa_eth: Initialize CGR structure before init
Roy Pledge [Wed, 4 Jan 2017 11:21:30 +0000 (13:21 +0200)]
dpaa_eth: Initialize CGR structure before init

The QBMan CGR options needs to be zeroed before calling the init
function

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agodpaa_eth: cleanup after init_phy() failure
Madalin Bucur [Wed, 4 Jan 2017 11:21:29 +0000 (13:21 +0200)]
dpaa_eth: cleanup after init_phy() failure

Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agoMerge branch 'systemport-padding-and-TSB-insertion'
David S. Miller [Wed, 4 Jan 2017 18:33:30 +0000 (13:33 -0500)]
Merge branch 'systemport-padding-and-TSB-insertion'

Florian Fainelli says:

====================
net: systemport: Fix padding vs. TSB insertion

This patch series fixes how we pad the packets submitted to the SYSTEMPORT
adapter, and how the transmit status block (prepended 8 bytes) fits in the
picture. The first patch is not technically a bug fix, but is required for the
second path to be applied and to greatly simplify the skb length calculation.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agonet: systemport: Pad packet before inserting TSB
Florian Fainelli [Wed, 4 Jan 2017 00:34:49 +0000 (16:34 -0800)]
net: systemport: Pad packet before inserting TSB

Inserting the TSB means adding an extra 8 bytes in front the of packet
that is going to be used as metadata information by the TDMA engine, but
stripped off, so it does not really help with the packet padding.

For some odd packet sizes that fall below the 60 bytes payload (e.g: ARP)
we can end-up padding them after the TSB insertion, thus making them 64
bytes, but with the TDMA stripping off the first 8 bytes, they could
still be smaller than 64 bytes which is required to ingress the switch.

Fix this by swapping the padding and TSB insertion, guaranteeing that
the packets have the right sizes.

Fixes: 80105befdb4b ("net: systemport: add Broadcom SYSTEMPORT Ethernet MAC driver")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agonet: systemport: Utilize skb_put_padto()
Florian Fainelli [Wed, 4 Jan 2017 00:34:48 +0000 (16:34 -0800)]
net: systemport: Utilize skb_put_padto()

Since we need to pad our packets, utilize skb_put_padto() which
increases skb->len by how much we need to pad, allowing us to eliminate
the test on skb->len right below.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agoLiquidIO VF: s/select/imply/ for PTP_1588_CLOCK
Nicolas Pitre [Tue, 3 Jan 2017 18:57:00 +0000 (13:57 -0500)]
LiquidIO VF: s/select/imply/ for PTP_1588_CLOCK

Fix a minor fallout from the merge of the timers and the networking
trees. The following error may result if the PTP_1588_CLOCK
prerequisites are not available:

drivers/built-in.o: In function `ptp_clock_unregister':
(.text+0x40e0a5): undefined reference to `pps_unregister_source'
drivers/built-in.o: In function `ptp_clock_unregister':
(.text+0x40e0cc): undefined reference to `posix_clock_unregister'
drivers/built-in.o: In function `ptp_clock_event':
(.text+0x40e249): undefined reference to `pps_event'
drivers/built-in.o: In function `ptp_clock_register':
(.text+0x40e5e1): undefined reference to `pps_register_source'
drivers/built-in.o: In function `ptp_clock_register':
(.text+0x40e62c): undefined reference to `posix_clock_register'
drivers/built-in.o: In function `ptp_clock_register':
(.text+0x40e68d): undefined reference to `pps_unregister_source'

Signed-off-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agolibcxgb: fix error check for ip6_route_output()
Varun Prakash [Tue, 3 Jan 2017 15:55:48 +0000 (21:25 +0530)]
libcxgb: fix error check for ip6_route_output()

ip6_route_output() never returns NULL so
check dst->error instead of !dst.

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agonet: usb: asix_devices: add .reset_resume for USB PM
Peter Chen [Tue, 3 Jan 2017 09:22:20 +0000 (17:22 +0800)]
net: usb: asix_devices: add .reset_resume for USB PM

The USB core may call reset_resume when it fails to resume asix device.
And USB core can recovery this abnormal resume at low level driver,
the same .resume at asix driver can work too. Add .reset_resume can
avoid disconnecting after backing from system resume, and NFS can
still be mounted after this commit.

Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agoMerge branch 'for-linus' of git://git.kernel.dk/linux-block
Linus Torvalds [Wed, 4 Jan 2017 17:03:37 +0000 (09:03 -0800)]
Merge branch 'for-linus' of git://git.kernel.dk/linux-block

Pull block layer fixes from Jens Axboe:
 "A set of fixes for the current series, one fixing a regression with
  block size < page cache size in the alias series from Jan. Outside of
  that, two small cleanups for wbt from Bart, a nvme pull request from
  Christoph, and a few small fixes of documentation updates"

* 'for-linus' of git://git.kernel.dk/linux-block:
  block: fix up io_poll documentation
  block: Avoid that sparse complains about context imbalance in __wbt_wait()
  block: Make wbt_wait() definition consistent with declaration
  clean_bdev_aliases: Prevent cleaning blocks that are not in block range
  genhd: remove dead and duplicated scsi code
  block: add back plugging in __blkdev_direct_IO
  nvmet/fcloop: remove some logically dead code performing redundant ret checks
  nvmet: fix KATO offset in Set Features
  nvme/fc: simplify error handling of nvme_fc_create_hw_io_queues
  nvme/fc: correct some printk information
  nvme/scsi: Remove START STOP emulation
  nvme/pci: Delete misleading queue-wrap comment
  nvme/pci: Fix whitespace problem
  nvme: simplify stripe quirk
  nvme: update maintainers information

7 years agoMerge tag 'fbdev-v4.10-rc2' of git://github.com/bzolnier/linux
Linus Torvalds [Wed, 4 Jan 2017 17:00:57 +0000 (09:00 -0800)]
Merge tag 'fbdev-v4.10-rc2' of git://github.com/bzolnier/linux

Pull fbdev fixes from Bartlomiej Zolnierkiewicz:

 - bring fbdev subsystem back into Maintained mode

 - add missing devm_ioremap() error checking to cobalt_lcdfb driver

* tag 'fbdev-v4.10-rc2' of git://github.com/bzolnier/linux:
  video: fbdev: cobalt_lcdfb: Handle return NULL error from devm_ioremap
  MAINTAINERS: add myself as maintainer of fbdev

7 years agoMerge tag 'gcc-plugins-v4.10-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Wed, 4 Jan 2017 16:56:05 +0000 (08:56 -0800)]
Merge tag 'gcc-plugins-v4.10-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

Pull gcc-plugins fixes from Kees Cook:
 "Small fixes for gcc-plugins when using certain gcc versions:

   - update gcc-common.h for gcc 7 (Emese Revfy)

   - fix latent_entropy type for early gcc on ARM (PaX Team)"

* tag 'gcc-plugins-v4.10-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  gcc-plugins: update gcc-common.h for gcc-7
  latent_entropy: fix ARM build error on earlier gcc

7 years agoMerge tag 'davinci-fixes-for-v4.10' of git://git.kernel.org/pub/scm/linux/kernel...
Arnd Bergmann [Wed, 4 Jan 2017 15:43:00 +0000 (16:43 +0100)]
Merge tag 'davinci-fixes-for-v4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into fixes

Pull "DaVinci fixes for v4.10" from Sekhar Nori:

This pull request contains fixes for the following issues

1) Fix two instances of infinite loop occurring in
   clock list for DA850. This fixes kernel hangs in some
   instances and so have been marked for stable kernel.

2) Fix for sleeping function called from atomic context
   with USB 2.0 clock management code introduced in v4.10
   merge window.

* tag 'davinci-fixes-for-v4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
  ARM: davinci: da8xx: Fix sleeping function called from invalid context
  ARM: davinci: Make __clk_{enable,disable} functions public
  ARM: davinci: da850: don't add emac clock to lookup table twice
  ARM: davinci: da850: fix infinite loop in clk_set_rate()

7 years agoMerge tag 'amlogic-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman...
Arnd Bergmann [Wed, 4 Jan 2017 15:41:18 +0000 (16:41 +0100)]
Merge tag 'amlogic-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into fixes

Pull "Amlogic fixes for v4.10" from Kevin Hilman:

- DT: GXL: fix GPIO include
- add DT and defconfig for newly merged DRM driver

This pull has one real fix, as a couple non-critical ones.  The DRM
DT/defconfig patches are coming now because I didn't expect the new
driver to make it for the v4.10 merge window, but since it did[1], the
DT and defconfig should go into the same release.

[1] bbbe775ec5b5 drm: Add support for Amlogic Meson Graphic Controller

* tag 'amlogic-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic:
  ARM64: defconfig: enable DRM_MESON as module
  ARM64: dts: meson-gx: Add Graphic Controller nodes
  ARM64: dts: meson-gxl: fix GPIO include

7 years agoMerge tag 'psci-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lpierali...
Arnd Bergmann [Wed, 4 Jan 2017 15:38:39 +0000 (16:38 +0100)]
Merge tag 'psci-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lpieralisi/linux into fixes

Pull "PSCI fixes for v4.10" from Lorenzo Pieralisi:

Two minor fixes following the merge of the PSCI checker:

- Annotate the PSCI checker timer on the stack used to wake-up from
  suspend to prevent warnings when the DEBUG_OBJECTS config option
  is enabled
- Extend the PSCI entry in the maintainers list to also include the
  PSCI checker code

* tag 'psci-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lpieralisi/linux:
  MAINTAINERS: extend PSCI entry to cover the newly add PSCI checker code
  drivers: psci: annotate timer on stack to silence odebug messages

7 years agoMerge tag 'juno-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep...
Arnd Bergmann [Wed, 4 Jan 2017 15:37:45 +0000 (16:37 +0100)]
Merge tag 'juno-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux into fixes

Pull "ARMv8 Juno/VExpress fixes for v4.10" from Sudeep Holla:

A simple fix to extend GICv2 CPU interface registers from 4K to 8K
on AEMv8 FVP/RTSM models in order to support split priority drop and
interrupt deactivation.

* tag 'juno-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux:
  arm64: dts: vexpress: Support GICC_DIR operations

7 years agoMerge tag 'vexpress-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git...
Arnd Bergmann [Wed, 4 Jan 2017 15:33:37 +0000 (16:33 +0100)]
Merge tag 'vexpress-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux into fixes

Pull "ARMv7 VExpress fixes for v4.10" from Sudeep Holla:

A simple fix to extend GICv2 CPU interface registers from 4K to 8K
on VExpress TC1 and TC2 platforms in order to support split priority
drop and interrupt deactivation.

* tag 'vexpress-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux:
  ARM: dts: vexpress: Support GICC_DIR operations

7 years agoMerge tag 'scpi-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep...
Arnd Bergmann [Wed, 4 Jan 2017 15:18:38 +0000 (16:18 +0100)]
Merge tag 'scpi-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux into fixes

Pull "SCPI fix for v4.10" from Sudeep Holla:

A simple fix for reading only lower 32-bit sensor values on pre-1.0 SCPI
firmwares so that upper 32-bit (garbage) value is discarded properly.

* tag 'scpi-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux:
  firmware: arm_scpi: fix reading sensor values on pre-1.0 SCPI firmwares

7 years agoMerge tag 'imx-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo...
Arnd Bergmann [Wed, 4 Jan 2017 15:17:46 +0000 (16:17 +0100)]
Merge tag 'imx-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into fixes

Pull "i.MX fixes for 4.10" from Shawn Guo:

 - A format fix for vf610-zii-dev-rev-b.dts, which has a very odd line
   due to misses a newline.
 - A fix to imx-weim bus error seen on board which doesn't actually use
   the bus.
 - A fix for imx6qdl-nitrogen6x board which has conflicting usage of
   pad NANDF_CS2.
 - A cleanup on i.MX1 machine to remove .map_io callback, which also
   fixes a compiling error for NOMMU build.
 - Fix AVIC base address in i.MX31 device tree source.  The problem was
   shadowed by the AVIC driver, which takes the correct base address
   from a SoC specific header file.

* tag 'imx-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  ARM: dts: imx6: Disable "weim" node in the dtsi files
  ARM: i.MX: remove map_io callback
  ARM: dts: vf610-zii-dev-rev-b: Add missing newline
  ARM: dts: imx6qdl-nitrogen6x: remove duplicate iomux entry
  ARM: dts: imx31: fix AVIC base address

7 years agoMerge tag 'qcom-arm-fixes-for-4.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel...
Arnd Bergmann [Wed, 4 Jan 2017 15:17:18 +0000 (16:17 +0100)]
Merge tag 'qcom-arm-fixes-for-4.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux into fixes

Pull "Qualcomm ARM DTS Fixes for v4.10-rc2" from Andy Gross:

* Add SCM clock for APQ8064 to fix boot failures

* tag 'qcom-arm-fixes-for-4.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux:
  ARM: dts: qcom: apq8064: Add missing scm clock

7 years agoMerge tag 'omap-for-v4.10/fixes-rc1' of git://git.kernel.org/pub/scm/linux/kernel...
Arnd Bergmann [Wed, 4 Jan 2017 15:14:25 +0000 (16:14 +0100)]
Merge tag 'omap-for-v4.10/fixes-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes

Pull "omap fixes for v4.10-rc cycle" from Tony Lindgren:

Fist set of fixes for omaps for v4.10-rc cycle, mostly
to deal with various regressions noticed during the merge
window and to fix various device tree configurations for
boards. Also included is removal of mach-omap2/gpio.c that
is now dead code with device tree based booting that should
be OK for the early -rc cycle:

- A series of fixes to add empty chosen node to fix regressions
  caused for bootloaders that don't create chosen node as the
  decompressor needs the chosen node to merge command line and
  ATAGs into it

- Fix missing logicpd-som-lv-37xx-devkit.dtb entry in Makefile

- Fix regression for am437x timers

- Fix wrong strcat for non-NULL terminated string

- A series of changes to fix tps65217 interrupts to not use
  defines as we don't do that for interrupts

- Two patches to fix USB VBUS detection on am57xx-idk and force it
  to peripheral mode until dwc3 role detection is working

- Add missing dra72-evm-tps65917 missing voltage supplies
  accidentally left out of an earlier patch

- Fix n900 eMMC detection when booted on qemu

- Remove unwanted pr_err on failed memory allocation for
  prm_common.c

- Remove legacy mach-omap2/gpio.c that now is dead code
  since we boot mach-omap2 in device tree only mode

- Fix am572x-idk pcie1 by adding the missing gpio reset pin

* tag 'omap-for-v4.10/fixes-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: (23 commits)
  ARM: dts: am572x-idk: Add gpios property to control PCIE_RESETn
  ARM: OMAP2+: PRM: Delete an error message for a failed memory allocation
  ARM: dts: n900: Mark eMMC slot with no-sdio and no-sd flags
  ARM: dts: dra72-evm-tps65917: Add voltage supplies to usb_phy, mmc, dss
  ARM: dts: am57xx-idk: Put USB2 port in peripheral mode
  ARM: dts: am57xx-idk: Support VBUS detection on USB2 port
  dt-bindings: input: Specify the interrupt number of TPS65217 power button
  dt-bindings: power/supply: Update TPS65217 properties
  dt-bindings: mfd: Remove TPS65217 interrupts
  ARM: dts: am335x: Fix the interrupt name of TPS65217
  ARM: omap2+: fixing wrong strcat for Non-NULL terminated string
  ARM: omap2+: am437x: rollback to use omap3_gptimer_timer_init()
  ARM: dts: omap3: Add DTS for Logic PD SOM-LV 37xx Dev Kit
  ARM: dts: dra7: Add an empty chosen node to top level DTSI
  ARM: dts: dm816x: Add an empty chosen node to top level DTSI
  ARM: dts: dm814x: Add an empty chosen node to top level DTSI
  ARM: dts: am4372: Add an empty chosen node to top level DTSI
  ARM: dts: am33xx: Add an empty chosen node to top level DTSI
  ARM: dts: omap5: Add an empty chosen node to top level DTSI
  ARM: dts: omap4: Add an empty chosen node to top level DTSI
  ...

7 years agoMerge tag 'samsung-soc-4.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk...
Arnd Bergmann [Wed, 4 Jan 2017 15:12:17 +0000 (16:12 +0100)]
Merge tag 'samsung-soc-4.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into fixes

Samsung mach/soc update for v4.10:

1. Minor cleanup in smp_operations.
2. Another step in switching s3c24xx to new DMA API.
3. Drop fixed requirement for HZ=200 on Samsung platforms.

* tag 'samsung-soc-4.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  ARM: Drop fixed 200 Hz timer requirement from Samsung platforms
  ARM: S3C24XX: Add DMA slave maps for remaining s3c24xx SoCs
  ARM: EXYNOS: Remove smp_init_cpus hook from platsmp.c

7 years agoMerge tag 'qcom-fixes-for-4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel...
Arnd Bergmann [Wed, 4 Jan 2017 15:10:38 +0000 (16:10 +0100)]
Merge tag 'qcom-fixes-for-4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux into fixes

Qualcomm ARM64 Fixes for v4.10-rc1

* Fix instability in MSM8996 due to incorrect carveouts

* tag 'qcom-fixes-for-4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux:
  arm64: dts: msm8996: Add required memory carveouts

7 years agoMerge tag 'renesas-fixes-for-v4.10' of https://git.kernel.org/pub/scm/linux/kernel...
Arnd Bergmann [Wed, 4 Jan 2017 15:08:28 +0000 (16:08 +0100)]
Merge tag 'renesas-fixes-for-v4.10' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into fixes

Renesas ARM Based SoC Fixes for v4.10

* Provide sd0_uhs node

* tag 'renesas-fixes-for-v4.10' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  arm64: dts: h3ulcb: Provide sd0_uhs node

7 years agovideo: fbdev: cobalt_lcdfb: Handle return NULL error from devm_ioremap
Arvind Yadav [Tue, 13 Dec 2016 08:20:52 +0000 (13:50 +0530)]
video: fbdev: cobalt_lcdfb: Handle return NULL error from devm_ioremap

Here, If devm_ioremap will fail. It will return NULL.
Kernel can run into a NULL-pointer dereference.
This error check will avoid NULL pointer dereference.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Acked-by: Yoichi Yuasa <yuasa@linux-mips.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
7 years agoMAINTAINERS: add myself as maintainer of fbdev
Bartlomiej Zolnierkiewicz [Wed, 4 Jan 2017 11:58:44 +0000 (12:58 +0100)]
MAINTAINERS: add myself as maintainer of fbdev

I would like to help with fbdev maintenance.  I can dedicate some time
for reviewing and handling patches but won't have time for much more.

The subsystem will remain in maintenance mode (no new drivers will be
added to it).

Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
7 years agoxfs: fix max_retries _show and _store functions
Carlos Maiolino [Wed, 4 Jan 2017 04:34:17 +0000 (20:34 -0800)]
xfs: fix max_retries _show and _store functions

max_retries _show and _store functions should test against cfg->max_retries,
not cfg->retry_timeout

Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
7 years agoxfs: update MAINTAINERS
Darrick J. Wong [Wed, 4 Jan 2017 02:39:34 +0000 (18:39 -0800)]
xfs: update MAINTAINERS

I am taking over as XFS maintainer from Dave Chinner[1], so update
contact information and git tree pointers.

[1] http://lkml.iu.edu/hypermail/linux/kernel/1612.1/04390.html

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
7 years agoxfs: fix crash and data corruption due to removal of busy COW extents
Christoph Hellwig [Wed, 4 Jan 2017 02:39:33 +0000 (18:39 -0800)]
xfs: fix crash and data corruption due to removal of busy COW extents

There is a race window between write_cache_pages calling
clear_page_dirty_for_io and XFS calling set_page_writeback, in which
the mapping for an inode is tagged neither as dirty, nor as writeback.

If the COW shrinker hits in exactly that window we'll remove the delayed
COW extents and writepages trying to write it back, which in release
kernels will manifest as corruption of the bmap btree, and in debug
kernels will trip the ASSERT about now calling xfs_bmapi_write with the
COWFORK flag for holes.  A complex customer load manages to hit this
window fairly reliably, probably by always having COW writeback in flight
while the cow shrinker runs.

This patch adds another check for having the I_DIRTY_PAGES flag set,
which is still set during this race window.  While this fixes the problem
I'm still not overly happy about the way the COW shrinker works as it
still seems a bit fragile.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
7 years agoxfs: use the actual AG length when reserving blocks
Darrick J. Wong [Wed, 4 Jan 2017 02:39:33 +0000 (18:39 -0800)]
xfs: use the actual AG length when reserving blocks

We need to use the actual AG length when making per-AG reservations,
since we could otherwise end up reserving more blocks out of the last
AG than there are actual blocks.

Complained-about-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
7 years agoxfs: fix double-cleanup when CUI recovery fails
Darrick J. Wong [Wed, 4 Jan 2017 02:39:32 +0000 (18:39 -0800)]
xfs: fix double-cleanup when CUI recovery fails

Dan Carpenter reported a double-free of rcur if _defer_finish fails
while we're recovering CUI items.  Fix the error recovery to prevent
this.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
7 years agonet: vrf: Add missing Rx counters
David Ahern [Tue, 3 Jan 2017 17:37:55 +0000 (09:37 -0800)]
net: vrf: Add missing Rx counters

The move from rx-handler to L3 receive handler inadvertantly dropped the
rx counters. Restore them.

Fixes: 74b20582ac38 ("net: l3mdev: Add hook in ip and ipv6")
Reported-by: Dinesh Dutt <ddutt@cumulusnetworks.com>
Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agoblock: fix up io_poll documentation
Jeff Moyer [Tue, 3 Jan 2017 22:51:33 +0000 (17:51 -0500)]
block: fix up io_poll documentation

/sys/block/<dev>/queue/io_poll is a boolean.  Fix the docs.

Signed-off-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
7 years agoaudit: Fix sleep in atomic
Jan Kara [Wed, 14 Dec 2016 13:40:05 +0000 (14:40 +0100)]
audit: Fix sleep in atomic

Audit tree code was happily adding new notification marks while holding
spinlocks. Since fsnotify_add_mark() acquires group->mark_mutex this can
lead to sleeping while holding a spinlock, deadlocks due to lock
inversion, and probably other fun. Fix the problem by acquiring
group->mark_mutex earlier.

CC: Paul Moore <paul@paul-moore.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Paul Moore <paul@paul-moore.com>
7 years agogcc-plugins: update gcc-common.h for gcc-7
Kees Cook [Fri, 16 Dec 2016 19:36:06 +0000 (11:36 -0800)]
gcc-plugins: update gcc-common.h for gcc-7

This updates gcc-common.h from Emese Revfy for gcc 7. This fixes issues seen
by Kugan and Arnd. Build tested with gcc 5.4 and 7 snapshot.

Cc: stable@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
7 years agolatent_entropy: fix ARM build error on earlier gcc
Kees Cook [Fri, 16 Dec 2016 20:59:31 +0000 (12:59 -0800)]
latent_entropy: fix ARM build error on earlier gcc

This fixes build errors seen on gcc-4.9.3 or gcc-5.3.1 for an ARM:

arm-soc/init/initramfs.c: In function 'error':
arm-soc/init/initramfs.c:50:1: error: unrecognizable insn:
 }
 ^
(insn 26 25 27 5 (set (reg:SI 111 [ local_entropy.243 ])
        (rotatert:SI (reg:SI 116 [ local_entropy.243 ])
            (const_int -30 [0xffffffffffffffe2]))) -1
     (nil))

Patch from PaX Team <pageexec@freemail.hu>

Reported-by: Arnd Bergmann <arnd@arndb.de>
Reported-by: Brad Spengler <spender@grsecurity.net>
Cc: stable@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
7 years agoMerge branch 'parisc-4.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller...
Linus Torvalds [Tue, 3 Jan 2017 18:50:05 +0000 (10:50 -0800)]
Merge branch 'parisc-4.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux

Pull parisc updates from Helge Deller:

 - limit usage of processor-internal cr16 clocksource to UP systems only

 - segfault info lines in syslog were too long, split those up

 - drop own TIF_RESTORE_SIGMASK flag and switch to generic code

* 'parisc-4.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: Add line-break when printing segfault info
  parisc: Drop TIF_RESTORE_SIGMASK and switch to generic code
  parisc: Mark cr16 clocksource unstable on SMP systems

7 years agoXen: ARM: Zero reserved fields of xatp before making hypervisor call
Jiandi An [Wed, 28 Dec 2016 00:47:32 +0000 (18:47 -0600)]
Xen: ARM: Zero reserved fields of xatp before making hypervisor call

Ensure all reserved fields of xatp are zero before making
hypervisor call to XEN in xen_map_device_mmio().
xenmem_add_to_physmap_one() in XEN fails the mapping request if
extra.res reserved field in xatp is not zero for XENMAPSPACE_dev_mmio
request.

Signed-off-by: Jiandi An <anjiandi@codeaurora.org>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
7 years agoMAINTAINERS: extend PSCI entry to cover the newly add PSCI checker code
Sudeep Holla [Tue, 3 Jan 2017 12:32:48 +0000 (12:32 +0000)]
MAINTAINERS: extend PSCI entry to cover the newly add PSCI checker code

This patch extends the file entry for PSCI so that the newly added
PSCI checker module code is also covered.

Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
7 years agodrivers: psci: annotate timer on stack to silence odebug messages
Sudeep Holla [Tue, 3 Jan 2017 12:32:47 +0000 (12:32 +0000)]
drivers: psci: annotate timer on stack to silence odebug messages

When DEBUG_OBJECTS config is enabled, we get the below odebug warnings:

ODEBUG: object is on stack, but not annotated

WARNING: CPU: 3 PID: 1304 at kernel/lib/debugobjects.c:300 __debug_object_init+0x1f0/0x458
CPU: 3 PID: 1304 Comm: psci_suspend_te Tainted: G W 4.9.0-06564-gf80f3f199260 #284
task: ffffe9e1b55a1600 task.stack: ffffe9e1b51c0000
PC is at __debug_object_init+0x1f0/0x458
LR is at __debug_object_init+0x1ec/0x458
Call trace:
 __debug_object_init+0x1f0/0x458
 debug_object_activate+0x150/0x260
 mod_timer+0xb4/0x4c0
 suspend_test_thread+0x1cc/0x3c0
 kthread+0x110/0x140
 ret_from_fork+0x10/0x40

This patch annotates the timer on the stack using setup_timer_on_stack
function to remove the above warnings.

Cc: Kevin Brodsky <kevin.brodsky@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
7 years agoARM64: defconfig: enable DRM_MESON as module
Kevin Hilman [Fri, 9 Dec 2016 00:56:23 +0000 (16:56 -0800)]
ARM64: defconfig: enable DRM_MESON as module

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
7 years agoARM64: dts: meson-gx: Add Graphic Controller nodes
Neil Armstrong [Thu, 1 Dec 2016 09:05:58 +0000 (10:05 +0100)]
ARM64: dts: meson-gx: Add Graphic Controller nodes

Add Video Processing Unit and CVBS Output nodes, and enable CVBS on selected
boards.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
7 years agoARM64: dts: meson-gxl: fix GPIO include
Kevin Hilman [Mon, 7 Nov 2016 22:35:50 +0000 (14:35 -0800)]
ARM64: dts: meson-gxl: fix GPIO include

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
7 years agodrop_monitor: consider inserted data in genlmsg_end
Reiter Wolfgang [Tue, 3 Jan 2017 00:39:10 +0000 (01:39 +0100)]
drop_monitor: consider inserted data in genlmsg_end

Final nlmsg_len field update must reflect inserted net_dm_drop_point
data.

This patch depends on previous patch:
"drop_monitor: add missing call to genlmsg_end"

Signed-off-by: Reiter Wolfgang <wr0112358@gmail.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agobenet: stricter vxlan offloading check in be_features_check
Sabrina Dubroca [Tue, 3 Jan 2017 15:26:04 +0000 (16:26 +0100)]
benet: stricter vxlan offloading check in be_features_check

When VXLAN offloading is enabled, be_features_check() tries to check if
an encapsulated packet is indeed a VXLAN packet. The check is not strict
enough, and considers any UDP-encapsulated ethernet frame with a 8-byte
tunnel header as being VXLAN. Unfortunately, both GENEVE and VXLAN-GPE
have a 8-byte header, so they get through this check.

Force the UDP destination port to be the one that has been offloaded to
hardware.

Without this, GENEVE-encapsulated packets can end up having an incorrect
checksum when both a GENEVE and a VXLAN (offloaded) tunnel are
configured.

This is similar to commit a547224dceed ("mlx4e: Do not attempt to
offload VXLAN ports that are unrecognized").

Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agoipv4: Do not allow MAIN to be alias for new LOCAL w/ custom rules
Alexander Duyck [Mon, 2 Jan 2017 21:32:54 +0000 (13:32 -0800)]
ipv4: Do not allow MAIN to be alias for new LOCAL w/ custom rules

In the case of custom rules being present we need to handle the case of the
LOCAL table being intialized after the new rule has been added.  To address
that I am adding a new check so that we can make certain we don't use an
alias of MAIN for LOCAL when allocating a new table.

Fixes: 0ddcf43d5d4a ("ipv4: FIB Local/MAIN table collapse")
Reported-by: Oliver Brunel <jjk@jjacky.com>
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agonet: macb: Updated resource allocation function calls to new version of API.
Bartosz Folta [Mon, 2 Jan 2017 12:41:50 +0000 (12:41 +0000)]
net: macb: Updated resource allocation function calls to new version of API.

Changed function calls of resource allocation to new API. Changed way
of setting DMA mask. Removed unnecessary sanity check.
This patch is sent in regard to recently applied patch
Commit 83a77e9ec4150ee4acc635638f7dedd9da523a26
net: macb: Added PCI wrapper for Platform Driver.

Signed-off-by: Bartosz Folta <bfolta@cadence.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agoMerge branch 'dwmac-oxnas-leaks'
David S. Miller [Tue, 3 Jan 2017 14:33:00 +0000 (09:33 -0500)]
Merge branch 'dwmac-oxnas-leaks'

Johan Hovold says:

====================
net: stmmac: dwmac-oxnas: fix leaks and simplify pm

These patches fixes of-node and fixed-phydev leaks in the recently added
dwmac-oxnas driver, and ultimately switches over to using the generic pm
implementation as the required callbacks are now in place.

Note that this series has only been compile tested.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agonet: stmmac: dwmac-oxnas: use generic pm implementation
Johan Hovold [Mon, 2 Jan 2017 11:56:04 +0000 (12:56 +0100)]
net: stmmac: dwmac-oxnas: use generic pm implementation

Now that we have an exit callback in place, add init as well and get rid
of the custom PM callbacks in favour of the generic ones.

Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agonet: stmmac: dwmac-oxnas: fix fixed-link-phydev leaks
Johan Hovold [Mon, 2 Jan 2017 11:56:03 +0000 (12:56 +0100)]
net: stmmac: dwmac-oxnas: fix fixed-link-phydev leaks

Make sure to deregister and free any fixed-link phy registered during
probe on probe errors and on driver unbind by calling the new glue
helper function.

For driver unbind, use the generic stmmac-platform remove implementation
and add an exit callback to disable the clock.

Fixes: 5ed7414062e7 ("net: stmmac: Add OXNAS Glue Driver")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agonet: stmmac: dwmac-oxnas: fix of-node leak
Johan Hovold [Mon, 2 Jan 2017 11:56:02 +0000 (12:56 +0100)]
net: stmmac: dwmac-oxnas: fix of-node leak

Use the syscon lookup-by-phandle helper so that the reference taken by
of_parse_phandle() is released when done with the node.

Fixes: 5ed7414062e7 ("net: stmmac: Add OXNAS Glue Driver")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
7 years agoxen: events: Replace BUG() with BUG_ON()
Shyam Saini [Sat, 24 Dec 2016 08:52:46 +0000 (14:22 +0530)]
xen: events: Replace BUG() with BUG_ON()

Replace BUG() with BUG_ON() using coccinelle

Signed-off-by: Shyam Saini <mayhs11saini@gmail.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
7 years agodrm/i915: Prevent timeline updates whilst performing reset
Chris Wilson [Fri, 23 Dec 2016 14:58:04 +0000 (14:58 +0000)]
drm/i915: Prevent timeline updates whilst performing reset

As the fence may be signaled concurrently from an interrupt on another
device, it is possible for the list of requests on the timeline to be
modified as we walk it. Take both (the context's timeline and the global
timeline) locks to prevent such modifications.

Fixes: 80b204bce8f2 ("drm/i915: Enable multiple timelines")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: <drm-intel-fixes@lists.freedesktop.org>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161223145804.6605-10-chris@chris-wilson.co.uk
(cherry picked from commit 00c25e3f40083a6d5f1111955baccd287ee49258)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
7 years agodrm/i915: Silence allocation failure during sg_trim()
Chris Wilson [Fri, 23 Dec 2016 14:57:58 +0000 (14:57 +0000)]
drm/i915: Silence allocation failure during sg_trim()

As trimming the sg table is merely an optimisation that gracefully fails
if we cannot allocate a new table, we do not need to report the failure
either.

Fixes: 0c40ce130e38 ("drm/i915: Trim the object sg table")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161223145804.6605-4-chris@chris-wilson.co.uk
(cherry picked from commit 8bfc478fa455b4908f745df368355b415460c60e)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
7 years agodrm/i915: Don't clflush before release phys object
Chris Wilson [Fri, 23 Dec 2016 14:57:57 +0000 (14:57 +0000)]
drm/i915: Don't clflush before release phys object

When we teardown the backing storage for the phys object, we copy from
the coherent contiguous block back to the shmemfs object, clflushing as
we go. Trying to clflush the invalid sg beforehand just oops and would
be redundant (due to it already being coherent, and clflushed
afterwards).

Reported-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: <drm-intel-fixes@lists.freedesktop.org>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161223145804.6605-3-chris@chris-wilson.co.uk
(cherry picked from commit e5facdf9644f4490520e0489a0252e8feaba3744)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
7 years agodrm/i915: Fix oops in overlay due to frontbuffer tracking
Ville Syrjälä [Wed, 7 Dec 2016 17:28:03 +0000 (19:28 +0200)]
drm/i915: Fix oops in overlay due to frontbuffer tracking

The vma will be NULL if the overlay was previously off, so
dereferencing it will oops. Check for NULL before doing that.

Cc: stable@vger.kernel.org
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Fixes: 9b3b7841b86d ("drm/i915/overlay: Use VMA as the primary tracker for images")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1481131693-27993-2-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
(cherry picked from commit 4a15cdbbc55463e55a7cdcf33f84ccc742ca9c29)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
7 years agodrm/i915: Fix oopses in the overlay code due to i915_gem_active stuff
Ville Syrjälä [Wed, 7 Dec 2016 17:56:47 +0000 (17:56 +0000)]
drm/i915: Fix oopses in the overlay code due to i915_gem_active stuff

The i915_gem_active stuff doesn't like a NULL ->retire hook, but
the overlay code can set it to NULL. That obviously ends up oopsing.
Fix it by introducing a new helper to assign the retirement callback
that will switch out the NULL function pointer with
i915_gem_retire_noop.

Cc: stable@vger.kernel.org
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Fixes: 0d9bdd886f29 ("drm/i915: Convert intel_overlay to request tracking")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20161207175647.10018-1-chris@chris-wilson.co.uk
(cherry picked from commit ecd9caa0522db5a6b03ac8858c42067ef9d8323b)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
7 years agodrm/i915: Initialize overlay->last_flip properly
Ville Syrjälä [Wed, 21 Dec 2016 14:45:47 +0000 (16:45 +0200)]
drm/i915: Initialize overlay->last_flip properly

Initialize overlay->last_flip properly instead of leaving it zeroed.

Cc: stable@vger.kernel.org
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Fixes: 0d9bdd886f29 ("drm/i915: Convert intel_overlay to request tracking")
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161221144547.27319-1-ville.syrjala@linux.intel.com
(cherry picked from commit 330afdb1df0f3fb48583105493a8f4f8d9e3af36)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
7 years agodrm/i915: Move the min_pixclk[] handling to the end of readout
Ville Syrjälä [Tue, 20 Dec 2016 15:39:02 +0000 (17:39 +0200)]
drm/i915: Move the min_pixclk[] handling to the end of readout

Trying to determine the pixel rate of the pipe can't be done until we
know the clock, which means it can't be done until the encoder
.get_config() hooks have been called. So let's move the min_pixclk[]
stuff to the end of intel_modeset_readout_hw_state() when we actually
have gathered all the required infromation.

Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Mika Kahola <mika.kahola@intel.com>
Cc: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Fixes: 565602d7501a ("drm/i915: Do not acquire crtc state to check clock during modeset, v4.")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161220153902.15621-1-ville.syrjala@linux.intel.com
Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
(cherry picked from commit aca1ebf491518910df156f3dab6a66306bb52e28)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
7 years agodrm/i915: Force VDD off on the new power seqeuencer before starting to use it
Ville Syrjälä [Tue, 20 Dec 2016 16:51:17 +0000 (18:51 +0200)]
drm/i915: Force VDD off on the new power seqeuencer before starting to use it

Apparently some VLV BIOSen like to leave the VDD force bit enabled
even for power seqeuncers that aren't properly hooked up to any
port. That will result in a imbalance in the AUX power domain
refcount when we stat to use said power sequencer as edp_panel_vdd_on()
will not grab the power domain reference if it sees that the VDD is
already on.

To fix this let's make sure we turn off the VDD force bit when we
initialize the power sequencer registers. That is, unless it's
being done from the init path since there we are actually
initializing the registers for the current power sequencer and
we don't want to turn VDD off needlessly as that would require
waiting for the power cycle delay before we turn it back on.

This fixes the following kind of warnings:
WARNING: CPU: 0 PID: 123 at ../drivers/gpu/drm/i915/intel_runtime_pm.c:1455 intel_display_power_put+0x13a/0x170 [i915]()
WARN_ON(!power_domains->domain_use_count[domain])
...

v2: Fix typos in comment (David)

Cc: stable@vger.kernel.org
Cc: Matwey V. Kornilov <matwey.kornilov@gmail.com>
Tested-by: Matwey V. Kornilov <matwey.kornilov@gmail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98695
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161220165117.24801-1-ville.syrjala@linux.intel.com
Reviewed-by: David Weinehall <david.weinehall@linux.intel.com>
(cherry picked from commit 5d5ab2d26f32bdaa5872b938658e0bf8d341bc4c)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
7 years agoARM: dts: imx6: Disable "weim" node in the dtsi files
Fabio Estevam [Fri, 30 Dec 2016 10:09:03 +0000 (08:09 -0200)]
ARM: dts: imx6: Disable "weim" node in the dtsi files

Commit 1be81ea5860744520 ("ARM: dts: imx6: Add imx-weim parameters to
dtsi's") causes the following probe error when the weim node is not
present on the board dts (such as imx6q-sabresd):

imx-weim 21b8000.weim: Invalid 'ranges' configuration
imx-weim: probe of 21b8000.weim failed with error -22

There is no need to always enable the "weim" node on mx6. Do the same
as in the other i.MX dtsi files where "weim" is disabled and only gets
enabled on a per dts basis.

All the imx6 weim dts users explicitily provide 'status = "okay"', so
this change has no impact on current imx6 weim users.

If a board does not use the weim driver it will not describe its 'ranges'
property, so simply disable the 'weim' node in the imx6 dtsi files to
avoid such probe error message.

Fixes: 1be81ea5860744520 ("ARM: dts: imx6: Add imx-weim parameters to dtsi's")
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
7 years agoMerge tag 'fscrypt-for-stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso...
Linus Torvalds [Tue, 3 Jan 2017 02:32:59 +0000 (18:32 -0800)]
Merge tag 'fscrypt-for-stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt

Pull fscrypt fixes from Ted Ts'o:
 "Two fscrypt bug fixes, one of which was unmasked by an update to the
  crypto tree during the merge window"

* tag 'fscrypt-for-stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt:
  fscrypt: fix renaming and linking special files
  fscrypt: fix the test_dummy_encryption mount option

7 years agoDocumentation/networking: fix typo in mpls-sysctl
Alexander Alemayhu [Mon, 2 Jan 2017 17:52:24 +0000 (18:52 +0100)]
Documentation/networking: fix typo in mpls-sysctl

s/utliziation/utilization

Signed-off-by: Alexander Alemayhu <alexander@alemayhu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>