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Pull drm fixes from Dave Airlie:
"Just a couple of dma-buf related fixes and some amdgpu fixes, along
with a regression fix for radeon off but default feature, but makes my
30" monitor happy again"
* 'drm-next' of git://people.freedesktop.org/~airlied/linux:
drm/radeon/mst: cleanup code indentation
drm/radeon/mst: fix regression in lane/link handling.
drm/amdgpu: add invalidate_page callback for userptrs
drm/amdgpu: Revert "remove the userptr rmn->lock"
drm/amdgpu: clean up path handling for powerplay
drm/amd/powerplay: fix memory leak of tdp_table
dma-buf/fence: fix fence_is_later v2
dma-buf: Update docs for SYNC ioctl
drm: remove excess description
dma-buf, drm, ion: Propagate error code from dma_buf_start_cpu_access()
drm/atmel-hlcdc: use helper to get crtc state
drm/atomic: use helper to get crtc state
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This patch removes two BUG_ON() used to notify about RX queue corruptions
on macb (not gem) hardware without actually handling the error.
The new code skips corrupted frames but still processes faultless frames.
Then it resets the RX queue before restarting the reception from a clean
state.
This patch is a rework of an older patch proposed by Neil Armstrong:
http://patchwork.ozlabs.org/patch/371525/
Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Just updating version as many fixes got
accumulated over 1.00.00.34
Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Add PHY entries for the Broadcom BCM7346 and BCM7362 chips, these are
40nm generation Ethernet PHY.
Fixes: 815717d1473e ("net: phy: bcm7xxx: Remove wildcard entries")
Signed-off-by: Jaedon Shin <jaedon.shin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Add map_flags attribute to bpf_map_show_fdinfo(), so that tools like
tc can check for them when loading objects from a pinned entry, e.g.
if user intent wrt allocation (BPF_F_NO_PREALLOC) is different to the
pinned object, it can bail out. Follow-up to 6c9059817432 ("bpf:
pre-allocate hash map elements"), so that tc can still support this
with v4.6.
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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netpoll_setup() does a dev_hold() on np->dev, the netpoll device. If it
fails, it correctly does a dev_put() but leaves np->dev set. If we call
netpoll_cleanup() after the failure, np->dev is still set so we do another
dev_put(), which decrements the refcount an extra time.
It's questionable to call netpoll_cleanup() after netpoll_setup() fails,
but it can be difficult to find the problem, and we can easily avoid it in
this case. The extra decrements can lead to hangs like this:
unregister_netdevice: waiting for bond0 to become free. Usage count = -3
Set and clear np->dev at the points where we dev_hold() and dev_put() the
device.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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bug:
https://bugs.freedesktop.org/show_bug.cgi?id=94692
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
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The current "text" needs a user to use a crystal ball in order to find
out what this ACP thing is.
Use the text from
a8fe58cec351 ("drm/amd: add ACP driver support")
to make it a bit more understandable to the rest of the world.
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Chunming Zhou <david1.zhou@amd.com>
Cc: Jammy Zhou <Jammy.Zhou@amd.com>
Cc: Maruthi Bayyavarapu <maruthi.bayyavarapu@amd.com>
Cc: Murali Krishna Vemuri <murali-krishna.vemuri@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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randconfig builds can sometimes disable CONFIG_CPU_SUP_INTEL while
enabling the AMD power reporting PMU driver, resulting in this
build failure:
arch/x86/kernel/cpu/perf_event.h:663:31: error: 'events_sysfs_show' undeclared here (not in a function)
To fix it, move events_sysfs_show() outside of #ifdef CONFIG_CPU_SUP_INTEL.
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Reported-by: build test robot <lkp@intel.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Borislav Petkov <bp@suse.de>
Cc: Fengguang Wu <fengguang.wu@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sherry Hurwitz <sherry.hurwitz@amd.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: acme@kernel.org
Cc: kbuild-all@01.org
Cc: linux-next@vger.kernel.org
Cc: spg_linux_kernel@amd.com
Link: http://lkml.kernel.org/r/1458875905-4278-1-git-send-email-ray.huang@amd.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent
Pull perf/urgent fixes from Arnaldo Carvalho de Melo:
- Fix detached tarball building due to missing 'perf bench memcpy' headers
(Arnaldo Carvalho de Melo)
- Fix tarpkg build test error output redirection (Arnaldo Carvalho de Melo)
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic
Pull asm-generic updates from Arnd Bergmann:
"There are only three patches this time, most other changes to files in
include/asm-generic tend to go through the tree of whoever depends on
the change.
Two patches are cleanups for stuff that is no longer needed, the main
change is to adapt the generic version of BUG_ON() for CONFIG_BUG=n to
make it behave consistently with BUG().
This avoids undefined behavior along with a number of warnings about
that undefined behavior in randconfig builds when we keep going on
after hitting a BUG_ON()"
* tag 'asm-generic-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic:
asm-generic: remove old nonatomic-io wrapper files
asm-generic: default BUG_ON(x) to if(x)BUG()
asm-generic: page.h: Remove useless get_user_page and free_user_page
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into drm-next
some amd fixes
* 'drm-next-4.6' of git://people.freedesktop.org/~agd5f/linux:
drm/radeon/mst: cleanup code indentation
drm/radeon/mst: fix regression in lane/link handling.
drm/amdgpu: add invalidate_page callback for userptrs
drm/amdgpu: Revert "remove the userptr rmn->lock"
drm/amdgpu: clean up path handling for powerplay
drm/amd/powerplay: fix memory leak of tdp_table
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull more power management and ACPI updates from Rafael Wysocki:
"The second batch of power management and ACPI updates for v4.6.
Included are fixups on top of the previous PM/ACPI pull request and
other material that didn't make into it but still should go into 4.6.
Among other things, there's a fix for an intel_pstate driver issue
uncovered by recent cpufreq changes, a workaround for a boot hang on
Skylake-H related to the handling of deep C-states by the platform and
a PCI/ACPI fix for the handling of IO port resources on non-x86
architectures plus some new device IDs and similar.
Specifics:
- Fix for an intel_pstate driver issue related to the handling of MSR
updates uncovered by the recent cpufreq rework (Rafael Wysocki).
- cpufreq core cleanups related to starting governors and frequency
synchronization during resume from system suspend and a locking fix
for cpufreq_quick_get() (Rafael Wysocki, Richard Cochran).
- acpi-cpufreq and powernv cpufreq driver updates (Jisheng Zhang,
Michael Neuling, Richard Cochran, Shilpasri Bhat).
- intel_idle driver update preventing some Skylake-H systems from
hanging during initialization by disabling deep C-states mishandled
by the platform in the problematic configurations (Len Brown).
- Intel Xeon Phi Processor x200 support for intel_idle
(Dasaratharaman Chandramouli).
- cpuidle menu governor updates to make it always honor PM QoS
latency constraints (and prevent C1 from being used as the fallback
C-state on x86 when they are set below its exit latency) and to
restore the previous behavior to fall back to C1 if the next timer
event is set far enough in the future that was changed in 4.4 which
led to an energy consumption regression (Rik van Riel, Rafael
Wysocki).
- New device ID for a future AMD UART controller in the ACPI driver
for AMD SoCs (Wang Hongcheng).
- Rockchip rk3399 support for the rockchip-io-domain adaptive voltage
scaling (AVS) driver (David Wu).
- ACPI PCI resources management fix for the handling of IO space
resources on architectures where the IO space is memory mapped
(IA64 and ARM64) broken by the introduction of common ACPI
resources parsing for PCI host bridges in 4.4 (Lorenzo Pieralisi).
- Fix for the ACPI backend of the generic device properties API to
make it parse non-device (data node only) children of an ACPI
device correctly (Irina Tirdea).
- Fixes for the handling of global suspend flags (introduced in 4.4)
during hibernation and resume from it (Lukas Wunner).
- Support for obtaining configuration information from Device Trees
in the PM clocks framework (Jon Hunter).
- ACPI _DSM helper code and devfreq framework cleanups (Colin Ian
King, Geert Uytterhoeven)"
* tag 'pm+acpi-4.6-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (23 commits)
PM / AVS: rockchip-io: add io selectors and supplies for rk3399
intel_idle: Support for Intel Xeon Phi Processor x200 Product Family
intel_idle: prevent SKL-H boot failure when C8+C9+C10 enabled
ACPI / PM: Runtime resume devices when waking from hibernate
PM / sleep: Clear pm_suspend_global_flags upon hibernate
cpufreq: governor: Always schedule work on the CPU running update
cpufreq: Always update current frequency before startig governor
cpufreq: Introduce cpufreq_update_current_freq()
cpufreq: Introduce cpufreq_start_governor()
cpufreq: powernv: Add sysfs attributes to show throttle stats
cpufreq: acpi-cpufreq: make Intel/AMD MSR access, io port access static
PCI: ACPI: IA64: fix IO port generic range check
ACPI / util: cast data to u64 before shifting to fix sign extension
cpufreq: powernv: Define per_cpu chip pointer to optimize hot-path
cpuidle: menu: Fall back to polling if next timer event is near
cpufreq: acpi-cpufreq: Clean up hot plug notifier callback
intel_pstate: Do not call wrmsrl_on_cpu() with disabled interrupts
cpufreq: Make cpufreq_quick_get() safe to call
ACPI / property: fix data node parsing in acpi_get_next_subnode()
ACPI / APD: Add device HID for future AMD UART controller
...
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git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux
Pull more RTC updates from Alexandre Belloni:
"A second pull request for v4.6 with a few fixesi before -rc1. The new
features for abx80x actually make the RTC behave correctly.
Drivers:
- abx80x: handle both XT and RC oscillators, XT failure bit and
autocalibration
- m41t80: avoid out of range year values
- rv8803: workaround an i2c HW issue"
* tag 'rtc-4.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux:
rtc: abx80x: handle the oscillator failure bit
rtc: abx80x: handle autocalibration
rtc: rv8803: workaround i2c HW issue
rtc: mcp795: add devicetree support
rtc: asm9260: remove incorrect __init/__exit annotations
rtc: m41t80: avoid out of range year values
rtc: s3c: Don't print an error on probe deferral
rtc: rv3029: stop mentioning rv3029c2
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git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull more hwmon updates from Guenter Roeck:
"Update hwmon mailing list and web page"
* tag 'hwmon-for-linus-v4.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
MAINTAINERS: Update mailing list and web page for hwmon subsystem
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Pull block fixes from Jens Axboe:
"Final round of fixes for this merge window - some of this has come up
after the initial pull request, and some of it was put in a post-merge
branch before the merge window.
This contains:
- Fix for a bad check for an error on dma mapping in the mtip32xx
driver, from Alexey Khoroshilov.
- A set of fixes for lightnvm, from Javier, Matias, and Wenwei.
- An NVMe completion record corruption fix from Marta, ensuring that
we read things in the right order.
- Two writeback fixes from Tejun, marked for stable@ as well.
- A blk-mq sw queue iterator fix from Thomas, fixing an oops for
sparse CPU maps. They hit this in the hot plug/unplug rework"
* 'for-linus' of git://git.kernel.dk/linux-block:
nvme: avoid cqe corruption when update at the same time as read
writeback, cgroup: fix use of the wrong bdi_writeback which mismatches the inode
writeback, cgroup: fix premature wb_put() in locked_inode_to_wb_and_lock_list()
blk-mq: Use proper cpumask iterator
mtip32xx: fix checks for dma mapping errors
lightnvm: do not load L2P table if not supported
lightnvm: do not reserve lun on l2p loading
nvme: lightnvm: return ppa completion status
lightnvm: add a bitmap of luns
lightnvm: specify target's logical address area
null_blk: add lightnvm null_blk device to the nullb_list
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Pull MTD updates from Brian Norris:
"NAND:
- Add sunxi_nand randomizer support
- begin refactoring NAND ecclayout structs
- fix pxa3xx_nand dmaengine usage
- brcmnand: fix support for v7.1 controller
- add Qualcomm NAND controller driver
SPI NOR:
- add new ls1021a, ls2080a support to Freescale QuadSPI
- add new flash ID entries
- support bottom-block protection for Winbond flash
- support Status Register Write Protect
- remove broken QPI support for Micron SPI flash
JFFS2:
- improve post-mount CRC scan efficiency
General:
- refactor bcm63xxpart parser, to later extend for NAND
- add writebuf size parameter to mtdram
Other minor code quality improvements"
* tag 'for-linus-20160324' of git://git.infradead.org/linux-mtd: (72 commits)
mtd: nand: remove kerneldoc for removed function parameter
mtd: nand: Qualcomm NAND controller driver
dt/bindings: qcom_nandc: Add DT bindings
mtd: nand: don't select chip in nand_chip's block_bad op
mtd: spi-nor: support lock/unlock for a few Winbond chips
mtd: spi-nor: add TB (Top/Bottom) protect support
mtd: spi-nor: add SPI_NOR_HAS_LOCK flag
mtd: spi-nor: use BIT() for flash_info flags
mtd: spi-nor: disallow further writes to SR if WP# is low
mtd: spi-nor: make lock/unlock bounds checks more obvious and robust
mtd: spi-nor: silently drop lock/unlock for already locked/unlocked region
mtd: spi-nor: wait for SR_WIP to clear on initial unlock
mtd: nand: simplify nand_bch_init() usage
mtd: mtdswap: remove useless if (!mtd->ecclayout) test
mtd: create an mtd_oobavail() helper and make use of it
mtd: kill the ecclayout->oobavail field
mtd: nand: check status before reporting timeout
mtd: bcm63xxpart: give width specifier an 'int', not 'size_t'
mtd: mtdram: Add parameter for setting writebuf size
mtd: nand: pxa3xx_nand: kill unused field 'drcmr_cmd'
...
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Pull UBI/UBIFS updates from Richard Weinberger:
"This contains cleanups and a maintainer update for UBI and UBIFS"
* tag 'upstream-4.6-rc1' of git://git.infradead.org/linux-ubifs:
ubifs: Remove unused header
MAINTAINERS: Update UBIFS entry
mtd: ubi: Add logging functions ubi_msg, ubi_warn and ubi_err
ubifs: Add logging functions for ubifs_msg, ubifs_err and ubifs_warn
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Pull more nfsd updates from Bruce Fields:
"Apologies for the previous request, which omitted the top 8 commits
from my for-next branch (including the SCSI layout commits). Thanks
to Trond for spotting my error!"
This actually includes the new layout types, so here's that part of
the pull message repeated:
"Support for a new pnfs layout type from Christoph Hellwig. The new
layout type is a variant of the block layout which uses SCSI features
to offer improved fencing and device identification.
Note this pull request also includes the client side of SCSI layout,
with Trond's permission"
* tag 'nfsd-4.6-1' of git://linux-nfs.org/~bfields/linux:
nfsd: use short read as well as i_size to set eof
nfsd: better layoutupdate bounds-checking
nfsd: block and scsi layout drivers need to depend on CONFIG_BLOCK
nfsd: add SCSI layout support
nfsd: move some blocklayout code
nfsd: add a new config option for the block layout driver
nfs/blocklayout: add SCSI layout support
nfs4.h: add SCSI layout definitions
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git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kbuild misc updates from Michal Marek:
"The non-critical part of kbuild for v4.6-rc1:
- coccinelle cleanup and a new patch
- make tags rule for kprobe helpers
- make rpm fix to avoid spurious grub2 entries
- make rpm support for %postun script (Fedora only at the moment)"
* 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
kbuild/mkspec: clean boot loader configuration on rpm removal
kbuild/mkspec: fix grub2 installkernel issue
Coccinelle: Add api/setup_timer.cocci
coccinelle: bugon: reduce rule applicability
Coccinelle: pm_runtime: reduce rule applicability
Coccinelle: array_size: reduce rule applicability
Coccinelle: reduce rule applicability
scripts/tags.sh: add regex to map kprobe helpers
scripts/coccinelle: modernize &
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git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kconfig updates from Michal Marek:
"Just two kconfig commits this time:
- kconfig Makefile fix for make 3.80
- Fix calculating symbols so that KCONFIG_ALLCONFIG=... does not
disable CONFIG_MODULES silently"
* 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
unbreak allmodconfig KCONFIG_ALLCONFIG=...
scripts/kconfig: allow building with make 3.80 again
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git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kbuild updates from Michal Marek:
- make dtbs_install fix
- Error handling fix fixdep and link-vmlinux.sh
- __UNIQUE_ID fix for clang
- Fix for if_changed_* to suppress the "is up to date." message
- The kernel is built with -Werror=incompatible-pointer-types
* 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
kbuild: Add option to turn incompatible pointer check into error
kbuild: suppress annoying "... is up to date." message
kbuild: fixdep: Check fstat(2) return value
scripts/link-vmlinux.sh: force error on kallsyms failure
Kbuild: provide a __UNIQUE_ID for clang
dtbsinstall: don't move target directory out of the way
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git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull parisc updates from Helge Deller:
"This patchset adds stack usage debug info for parisc and metag (on
both the stack grows upwards), switches to the new generic realative
extable search and sort routines, drops the long time ago removed
syscalls alloc_hugepages and free_hugepages and wires up the new
preadv2 and pwritev2 syscalls"
* 'parisc-4.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
parisc: Wire up preadv2 and pwritev2 syscalls
parisc: Use generic extable search and sort routines
parisc: Panic immediately when panic_on_oops
parisc,metag: Implement CONFIG_DEBUG_STACK_USAGE option
parisc: Drop alloc_hugepages and free_hugepages syscalls
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull second set of arm64 updates from Catalin Marinas:
- KASLR bug fixes: use callee-saved register, boot-time I-cache
maintenance
- inv_entry asm macro fix (EL0 check typo)
- pr_notice("Virtual kernel memory layout...") splitting
- Clean-ups: use p?d_set_huge consistently, allow preemption around
copy_to_user_page, remove unused __local_flush_icache_all()
* tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64: mm: allow preemption in copy_to_user_page
arm64: consistently use p?d_set_huge
arm64: kaslr: use callee saved register to preserve SCTLR across C call
arm64: Split pr_notice("Virtual kernel memory layout...") into multiple pr_cont()
arm64: drop unused __local_flush_icache_all()
arm64: fix KASLR boot-time I-cache maintenance
arm64/kernel: fix incorrect EL0 check in inv_entry macro
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull more ARM DT changes from Arnd Bergmann:
"Here are some final updates for ARM SoC specific dts files:
- The i.MX changes were sent relatively late, and had a dependency on
the clk tree, so I delayed that a bit. Support for the new i.MX6qp
SoC and a couple of new boards is added in this branch.
- Uniphier renames a few files to match the final product names that
were decided by the company, kudos to the kernel developer(s) for
getting support upstream before the product release. Also two
boards are added. The patches were posted early enough and nice
overall, but we forgot to apply them and decided to give it some
more time in linux-next
- at91 has two small bug fixes"
* tag 'armsoc-dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (83 commits)
ARM: dts: at91: sama5d4 Xplained: don't disable hsmci regulator
ARM: dts: at91: sama5d3 Xplained: don't disable hsmci regulator
ARM: dts: uniphier: add pinmux node for I2C ch4
ARM: dts: uniphier: add @{address} to EEPROM node
ARM: dts: uniphier: add PH1-Pro4 Sanji board support
ARM: dts: uniphier: add PH1-Pro4 Ace board support
ARM: dts: uniphier: enable I2C channel 2 of ProXstream2 Gentil board
ARM: dts: uniphier: add EEPROM node for ProXstream2 Gentil board
ARM: dts: uniphier: add reference clock nodes
ARM: dts: uniphier: rework UniPhier System Bus nodes
ARM: dts: uniphier: factor out ranges property of support card
arm64: dts: uniphier: rename PH1-LD10 to PH1-LD20
ARM: dts: imx53-qsb: Fix gpio button polarity
ARM: dts: vfxxx: Add DAC node for Vybrid SoC
ARM: dts: imx6q: add missing links between ipu2 and mipi dsi
ARM: dts: imx: Add support for Advantech/GE B850v3
ARM: dts: imx: Add support for Advantech/GE B650v3
ARM: dts: imx: Add support for Advantech/GE B450v3
ARM: dts: imx: Add support for Advantech/GE Bx50v3
ARM: dts: imx: Add Advantech BA-16 Qseven module
...
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Pull h8300 updates from Yoshinori Sato:
"Various h8300 fixes"
* tag 'for-4.6' of git://git.osdn.jp/gitroot/uclinux-h8/linux:
h8300: switch EARLYCON
h8300: dts: Rename the serial port clock to fck
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Handle the Oscillator Failure ('OF') bit from Oscillator Status register
(0x1D). This bit is cleared on set_time function and is read each time the
date/time is read, but only in case of XT Oscillator selection.
In RC mode, this bit is always set.
Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
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The autocalibration is separated in two bits to set in Oscillator
Control register (0x1c) :
- OSEL bit to select the oscillator type (XT or RC).
- ACAL bit to select the autocalibration type.
These functionnalities are exported in sysfs entries : "oscillator"
and "autocalibration". Respectively, the values are "xtal" for XT
oscillator and "rc" for RC oscillator and 0 to disable the
autocalibration cycle, 512 for a 512 seconds autocalibration cycle
and 1024 for a cycle of 1024 seconds.
Examples :
Set to XT Oscillator
echo xtal > /sys/class/rtc/rtc0/device/oscillator
Activate an autocalibration every 512 seconds
echo 512 > /sys/class/rtc/rtc0/device/autocalibration
Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
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The rv8803 has a 60µs window where it will not answer on the i2c bus.
It also means there will be no ack for the communication. Make sure
communication is tried multiple times when this happens (the i2c subsystem
mandates -ENXIO is that case but the number of retries is host specific).
The critical parts are the probe function and the alarm callback so make
sure we handle the failure there.
Cc: stable@vger.kernel.org # v4.4
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux into for-linus-4.6
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* acpi-soc:
ACPI / APD: Add device HID for future AMD UART controller
* acpi-misc:
ACPI / util: cast data to u64 before shifting to fix sign extension
* acpi-pci:
PCI: ACPI: IA64: fix IO port generic range check
* device-properties:
ACPI / property: fix data node parsing in acpi_get_next_subnode()
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* pm-avs:
PM / AVS: rockchip-io: add io selectors and supplies for rk3399
* pm-clk:
PM / clk: Add support for obtaining clocks from device-tree
* pm-devfreq:
PM / devfreq: Spelling s/frequnecy/frequency/
* pm-sleep:
ACPI / PM: Runtime resume devices when waking from hibernate
PM / sleep: Clear pm_suspend_global_flags upon hibernate
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* pm-cpufreq:
cpufreq: governor: Always schedule work on the CPU running update
cpufreq: Always update current frequency before startig governor
cpufreq: Introduce cpufreq_update_current_freq()
cpufreq: Introduce cpufreq_start_governor()
cpufreq: powernv: Add sysfs attributes to show throttle stats
cpufreq: acpi-cpufreq: make Intel/AMD MSR access, io port access static
cpufreq: powernv: Define per_cpu chip pointer to optimize hot-path
cpufreq: acpi-cpufreq: Clean up hot plug notifier callback
intel_pstate: Do not call wrmsrl_on_cpu() with disabled interrupts
cpufreq: Make cpufreq_quick_get() safe to call
* pm-cpuidle:
intel_idle: Support for Intel Xeon Phi Processor x200 Product Family
intel_idle: prevent SKL-H boot failure when C8+C9+C10 enabled
cpuidle: menu: Fall back to polling if next timer event is near
cpuidle: menu: use high confidence factors only when considering polling
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The old web page for the hwmon subsystem is no longer operational,
and the mailing list has become unreliable. Move both to kernel.org.
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Cc: stable@vger.kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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skb_len needs to be skb_headlen(skb) in bcmgenet_xmit_single().
Fragmented skbs can have only Ethernet + IP + TCP headers (14+20+20=54 bytes)
in the linear buffer, followed by the rest in fragments. Bumping skb_len to
ETH_ZLEN would be incorrect for this case, as it would introduce garbage
between TCP header and the fragment data.
This also works with regular/non-fragmented small packets < ETH_ZLEN bytes.
Successfully tested this on GENETv3 with 42-byte ARP frames.
For testing, I used:
ethtool -K eth0 tx-checksum-ipv4 off
ethtool -K eth0 tx-checksum-ipv6 off
echo 0 > /proc/sys/net/ipv4/tcp_timestamps
Fixes: 1c1008c793fa ("net: bcmgenet: add main driver file")
Signed-off-by: Petri Gynther <pgynther@google.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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1. Add bytes_compl local variable to __bcmgenet_tx_reclaim() to collect
transmitted bytes. dev->stats updates can then be moved outside the
while-loop. bytes_compl is also needed for future BQL support.
2. When bcmgenet device uses Tx checksum offload, each transmitted skb
gets an extra 64-byte header prepended to it. Before this header is
prepended to the skb, we need to save the skb "wire" length in
GENET_CB(skb)->bytes_sent, so that proper Tx bytes accounting can
be done in __bcmgenet_tx_reclaim().
3. skb->len covers the entire length of skb, whether it is linear or
fragmented. Thus, when we clean the fragments, do not increase
transmitted bytes.
Fixes: 1c1008c793fa ("net: bcmgenet: add main driver file")
Signed-off-by: Petri Gynther <pgynther@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Two minor typo.
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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macb_interrupt() should not use macb_writel(bp, ISR, <value>) but only
queue_writel(queue, ISR, <value>).
There is one IRQ and one set of {ISR, IER, IDR, IMR} [1] registers per
queue on gem hardware, though only queue0 is actually used for now to
receive frames: other queues can already be used to transmit frames.
The queue_readl() and queue_writel() helper macros are designed to access
the relevant IRQ registers.
[1]
ISR: Interrupt Status Register
IER: Interrupt Enable Register
IDR: Interrupt Disable Register
IMR: Interrupt Mask Register
Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com>
Fixes: bfbb92c44670 ("net: macb: Handle the RXUBR interrupt on all devices")
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Yisen Zhuang says:
====================
net: hns: fix some bugs in HNS driver
Here are some bug fixed patches for HNS driver.
They are:
>from Kejian, fix for the warning of passing zero to 'PTR_ERR'
>from qianqian, four fixes for inappropriate operation in hns driver
>from Sheng, one fix for optimization of irq proccess in hns driver, and
one fix for hilink status for hns driver.
For more details, please see individual patches.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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The hilink status reg in HNS V2 is different from HNS v1. In HNS V2, It
distinguishes differnt lane status according to the bit-field of the reg.
As is shown below:
[0:0] ---> lane0
[1:1] ---> lane1
...
But the current driver reads the reg to get the hilink status ONLY
concidering HNS V1 situation. Here is a patch to support both of them.
Signed-off-by: Sheng Li <lisheng011@huawei.com>
Signed-off-by: Daode Huang <huangdaode@hisilicon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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There is a misuse of PTR as shown below:
ae_node = (void *)of_parse_phandle(dev->of_node,
"ae-handle",
0);
if (IS_ERR_OR_NULL(ae_node)) {
ret = PTR_ERR(ae_node);
dev_err(dev, "not find ae-handle\n");
goto out_read_prop_fail;
}
if the ae_node is NULL, PTR_ERR(ae_node) means it returns success. And the
return value should be -ENODEV.
Signed-off-by: Kejian Yan <yankejian@huawei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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In hns V1, common_poll should check and clean fbd pkts, because it
can not pend irq to clean them if there is no new pkt comes in.
But hns V2 hw fixes this bug, and will pend irq itself to do this.
So, for hns V2, we set ring_data->fini_process to NULL.
Signed-off-by: Sheng Li <lisheng011@huawei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The variable head in hns_nic_tx_fini_pro has read a value, but it is
obviously no use. The patch will fix it.
And the comment is nothing to do with the routine, so it has to be removed
Signed-off-by: Qianqian Xie <xieqianqian@huawei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The return values in the first two functions mdiobus_write()
are ignored. The patch will fix it.
Signed-off-by: Qianqian Xie <xieqianqian@huawei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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It misses string format in function snprintf(), as below:
snprintf(buff, ETH_GSTRING_LEN, g_gmac_stats_string[i].desc);
It needs to add "%s" to fix it as below:
snprintf(buff, ETH_GSTRING_LEN, "%s", g_gmac_stats_string[i].desc);
Signed-off-by: Qianqian Xie <xieqianqian@huawei.com>
Signed-off-by: Kejian Yan <yankejian@huawei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The cycle index should be varied while the variable j is a fixed value.
The patch will fix this bug.
Signed-off-by: Qianqian Xie <xieqianqian@huawei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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A crash is observed when a decrypted packet is processed in receive
path. get_rps_cpus() tries to dereference the skb->dev fields but it
appears that the device is freed from the poison pattern.
[<ffffffc000af58ec>] get_rps_cpu+0x94/0x2f0
[<ffffffc000af5f94>] netif_rx_internal+0x140/0x1cc
[<ffffffc000af6094>] netif_rx+0x74/0x94
[<ffffffc000bc0b6c>] xfrm_input+0x754/0x7d0
[<ffffffc000bc0bf8>] xfrm_input_resume+0x10/0x1c
[<ffffffc000ba6eb8>] esp_input_done+0x20/0x30
[<ffffffc0000b64c8>] process_one_work+0x244/0x3fc
[<ffffffc0000b7324>] worker_thread+0x2f8/0x418
[<ffffffc0000bb40c>] kthread+0xe0/0xec
-013|get_rps_cpu(
| dev = 0xFFFFFFC08B688000,
| skb = 0xFFFFFFC0C76AAC00 -> (
| dev = 0xFFFFFFC08B688000 -> (
| name =
"......................................................
| name_hlist = (next = 0xAAAAAAAAAAAAAAAA, pprev =
0xAAAAAAAAAAA
Following are the sequence of events observed -
- Encrypted packet in receive path from netdevice is queued
- Encrypted packet queued for decryption (asynchronous)
- Netdevice brought down and freed
- Packet is decrypted and returned through callback in esp_input_done
- Packet is queued again for process in network stack using netif_rx
Since the device appears to have been freed, the dereference of
skb->dev in get_rps_cpus() leads to an unhandled page fault
exception.
Fix this by holding on to device reference when queueing packets
asynchronously and releasing the reference on call back return.
v2: Make the change generic to xfrm as mentioned by Steffen and
update the title to xfrm
Suggested-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Jerome Stanislaus <jeromes@codeaurora.org>
Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
Pull tracing updates from Steven Rostedt:
"Nothing major this round. Mostly small clean ups and fixes.
Some visible changes:
- A new flag was added to distinguish traces done in NMI context.
- Preempt tracer now shows functions where preemption is disabled but
interrupts are still enabled.
Other notes:
- Updates were done to function tracing to allow better performance
with perf.
- Infrastructure code has been added to allow for a new histogram
feature for recording live trace event histograms that can be
configured by simple user commands. The feature itself was just
finished, but needs a round in linux-next before being pulled.
This only includes some infrastructure changes that will be needed"
* tag 'trace-v4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (22 commits)
tracing: Record and show NMI state
tracing: Fix trace_printk() to print when not using bprintk()
tracing: Remove redundant reset per-CPU buff in irqsoff tracer
x86: ftrace: Fix the misleading comment for arch/x86/kernel/ftrace.c
tracing: Fix crash from reading trace_pipe with sendfile
tracing: Have preempt(irqs)off trace preempt disabled functions
tracing: Fix return while holding a lock in register_tracer()
ftrace: Use kasprintf() in ftrace_profile_tracefs()
ftrace: Update dynamic ftrace calls only if necessary
ftrace: Make ftrace_hash_rec_enable return update bool
tracing: Fix typoes in code comment and printk in trace_nop.c
tracing, writeback: Replace cgroup path to cgroup ino
tracing: Use flags instead of bool in trigger structure
tracing: Add an unreg_all() callback to trigger commands
tracing: Add needs_rec flag to event triggers
tracing: Add a per-event-trigger 'paused' field
tracing: Add get_syscall_name()
tracing: Add event record param to trigger_ops.func()
tracing: Make event trigger functions available
tracing: Make ftrace_event_field checking functions available
...
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git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux
Pull thermal updates from Zhang Rui:
- Fix a regression where bogus trip points on some Lenovo laptops start
to screw up thermal control after commit 81ad4276b505 ("Thermal:
initialize thermal zone device correctly").
On these Lenovo laptops, a bogus passive trip point is reported,
which is 0 degree Celsius. Without commit 81ad4276b505, thermal zone
fails to set cooling devices to proper cooling state, which is a bug.
But with commit 81ad4276b505 applied, the processors are always
throttled on these Lenovo laptops because the current temperature is
always higher than the passive trip point.
Fix things to ignore such bogus trip points. (Zhang Rui)
- Introduce Mediatek thermal driver. (Sascha Hauer)
- Introduce devm_ versions of OF thermal sensor register API. (Laxman
Dewangan)
- Changes in Kconfigs to allow compile test on UM arch. (Krzysztof
Kozlowski)
- Introduce Skylake support in intel_pch_thermal driver. (Srinivas
Pandruvada)
- Several small fixes on Rockchip, TI-SoC, Tegra, RCar, and Exynos
thermal drivers.
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux: (26 commits)
Thermal: Ignore invalid trip points
thermal: trace: migrating thermal traces to use TRACE_DEFINE_ENUM() macros
thermal: intel_pch_thermal: Enable Skylake PCH thermal
thermal: doc: Add details of devm_thermal_zone_of_sensor_{register,unregister}
thermal: of-thermal: Add devm version of thermal_zone_of_sensor_register
thermal: doc: Add details of thermal_zone_of_sensor_{register,unregister}
thermal: exynos: Defer probe if vtmu is present but not registered
thermal: exynos: Use devm_regulator_get_optional() for vtmu
thermal: exynos: List vtmu-supply as optional property in DT binding
thermal: exynos: Print a message about exceeded number of supported trip-points
thermal: exynos: Document number of supported trip-points
thermal: exynos: Document compatible for Exynos5433 TMU
thermal: mtk: allow compile testing on UM
thermal: tegra_soctherm: fix sign bit of temperature
thermal: Fix build error of missing devm_ioremap_resource on UM
thermal: ti-soc-thermal: clean up the error handling a bit
thermal: rcar: Use ARCH_RENESAS
thermal: rcar_thermal: don't open code of_device_get_match_data()
thermal: db8500_cpufreq_cooling: Compile with COMPILE_TEST
thermal: rockchip: fix the tsadc sequence output on rk3228/rk3399
...
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Pull nfsd updates from Bruce Fields:
"Various bugfixes, a RDMA update from Chuck Lever, and support for a
new pnfs layout type from Christoph Hellwig. The new layout type is a
variant of the block layout which uses SCSI features to offer improved
fencing and device identification.
(Also: note this pull request also includes the client side of SCSI
layout, with Trond's permission.)"
* tag 'nfsd-4.6' of git://linux-nfs.org/~bfields/linux:
sunrpc/cache: drop reference when sunrpc_cache_pipe_upcall() detects a race
nfsd: recover: fix memory leak
nfsd: fix deadlock secinfo+readdir compound
nfsd4: resfh unused in nfsd4_secinfo
svcrdma: Use new CQ API for RPC-over-RDMA server send CQs
svcrdma: Use new CQ API for RPC-over-RDMA server receive CQs
svcrdma: Remove close_out exit path
svcrdma: Hook up the logic to return ERR_CHUNK
svcrdma: Use correct XID in error replies
svcrdma: Make RDMA_ERROR messages work
rpcrdma: Add RPCRDMA_HDRLEN_ERR
svcrdma: svc_rdma_post_recv() should close connection on error
svcrdma: Close connection when a send error occurs
nfsd: Lower NFSv4.1 callback message size limit
svcrdma: Do not send Write chunk XDR pad with inline content
svcrdma: Do not write xdr_buf::tail in a Write chunk
svcrdma: Find client-provided write and reply chunks once per reply
nfsd: Update NFS server comments related to RDMA support
nfsd: Fix a memory leak when meeting unsupported state_protect_how4
nfsd4: fix bad bounds checking
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