- 23 Mar, 2014 4 commits
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Will Deacon authored
Now that the arch_{spin,read,write}_relax macros default to cpu_relax(), remove the redundant definitions for parisc. Cc: Helge Deller <deller@gmx.de> Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Helge Deller <deller@gmx.de>
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Helge Deller authored
We seem to be nearly the only platform which does not provide the sys_utimes syscall. Adding it now makes our life much easier with userspace applications (like dietlibc and e2fsprogs) since we then behave like all other platforms too and don't need extra patches which are hard to get upstream anyway because we are not a mainstream architecture. Signed-off-by: Helge Deller <deller@gmx.de> Cc: stable@vger.kernel.org # v3.13
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John David Anglin authored
The attached change removes the unused and experimental CONFIG_PARISC_TMPALIAS code. It doesn't work and I don't believe it will ever be used. Signed-off-by: John David Anglin <dave.anglin@bell.net> Signed-off-by: Helge Deller <deller@gmx.de>
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Helge Deller authored
STI console is used on parisc and m68k HP machines. This patch partly reverts my previous commit and as such restores the fonts for the m68k machines. Signed-off-by: Helge Deller <deller@gmx.de> Cc: stable@vger.kernel.org # v3.13
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- 22 Mar, 2014 2 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf fixes from Ingo Molnar: "Two oneliner 'perf bench' tooling fixes" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf bench: Fix NULL pointer dereference in "perf bench all" perf bench numa: Make no args mean 'run all tests'
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull ARM SoC fixes from Olof Johansson: "Only two patches this time, one to fix ethernet probe order on at91 (better fix with proper device aliasing will be done for 3.15, this is stop-gap), and one update to MAINTAINERS due to Freescale moving their repo to kernel.org" * tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: ARM: at91: fix network interface ordering for sama5d36 MAINTAINERS: update IMX kernel git tree
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- 21 Mar, 2014 5 commits
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git://people.freedesktop.org/~airlied/linuxLinus Torvalds authored
Pull drm fixes from Dave Airlie: "Some final few intel fixes, all regressions, all stable cc, and one exynos oops fixer. The biggest is probably the intel display error irqs one, but it seems to fix a few crashes on startup, and one use after free in drm core" * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: drm/exynos: Fix (more) freeing issues in exynos_drm_drv.c drm/i915: Disable stolen memory when DMAR is active Revert "drm/i915: don't touch the VDD when disabling the panel" drm: Fix use-after-free in the shadow-attache exit code drm/i915: Don't enable display error interrupts from the start drm/i915: Fix scanline counter fixup on BDW drm/i915: Add a workaround for HSW scanline counter weirdness drm/i915: Fix PSR programming
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Dave Jones authored
Commit 7982e90c ("block: fix q->flush_rq NULL pointer crash on dm-mpath flush") moved an allocation to blk_init_allocated_queue(), but neglected to free that allocation on the error paths that follow. Signed-off-by: Dave Jones <davej@fedoraproject.org> Acked-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Jens Axboe <axboe@fb.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Linus Torvalds authored
Srikar Dronamraju reports that commit b0c29f79 ("futexes: Avoid taking the hb->lock if there's nothing to wake up") causes java threads getting stuck on futexes when runing specjbb on a power7 numa box. The cause appears to be that the powerpc spinlocks aren't using the same ticket lock model that we use on x86 (and other) architectures, which in turn result in the "spin_is_locked()" test in hb_waiters_pending() occasionally reporting an unlocked spinlock even when there are pending waiters. So this reinstates Davidlohr Bueso's original explicit waiter counting code, which I had convinced Davidlohr to drop in favor of figuring out the pending waiters by just using the existing state of the spinlock and the wait queue. Reported-and-tested-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Original-code-by: Davidlohr Bueso <davidlohr@hp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Linus Torvalds authored
Merge tag 'trace-fixes-v3.14-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace Pull trace fix from Steven Rostedt: "Vaibhav Nagarnaik discovered that since 3.10 a clean-up patch made the array index in the trace event format bogus. He supplied an elegant solution that uses __stringify() and also removes the need for the event_storage and event_storage_mutex and also cuts off a few K of overhead from the trace events" * tag 'trace-fixes-v3.14-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: tracing: Fix array size mismatch in format string
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Hugh Dickins authored
Add remove_linear_migration_ptes_from_nonlinear(), to fix an interesting little include/linux/swapops.h:131 BUG_ON(!PageLocked) found by trinity: indicating that remove_migration_ptes() failed to find one of the migration entries that was temporarily inserted. The problem comes from remap_file_pages()'s switch from vma_interval_tree (good for inserting the migration entry) to i_mmap_nonlinear list (no good for locating it again); but can only be a problem if the remap_file_pages() range does not cover the whole of the vma (zap_pte() clears the range). remove_migration_ptes() needs a file_nonlinear method to go down the i_mmap_nonlinear list, applying linear location to look for migration entries in those vmas too, just in case there was this race. The file_nonlinear method does need rmap_walk_control.arg to do this; but it never needed vma passed in - vma comes from its own iteration. Reported-and-tested-by: Dave Jones <davej@redhat.com> Reported-and-tested-by: Sasha Levin <sasha.levin@oracle.com> Signed-off-by: Hugh Dickins <hughd@google.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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- 20 Mar, 2014 6 commits
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git://git.linux-mips.org/pub/scm/ralf/upstream-linusLinus Torvalds authored
Pull MIPS fixes from Ralf Baechle: "Another set of five fixes. The most interesting one is a fix for race condition in the local_irq_disable() implementation used by .S code for pre-MIPS R2 processors only. It leaves a race that's hard but not impossible to hit; the others fairly obvious" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: MIPS: Make local_irq_disable macro safe for non-Mipsr2 MIPS: Octeon: Fix warning in of_device_alloc on cn3xxx MIPS: ftrace: Tweak safe_load()/safe_store() macros MIPS: BCM47XX: Check all (32) GPIOs when looking for a pin MIPS: Fix possible build error with transparent hugepages enabled
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/soundLinus Torvalds authored
Pull sound fixes from Takashi Iwai: "Just two minor bug fixes: a fix for a regression in oxygen driver that was introduced in 3.14-rc1, and a stable fix for the return value of compress offload open callback" * tag 'sound-3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: compress: Pass through return value of open ops callback ALSA: oxygen: Xonar DG(X): fix Stereo Upmixing regression
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Vaibhav Nagarnaik authored
In event format strings, the array size is reported in two locations. One in array subscript and then via the "size:" attribute. The values reported there have a mismatch. For e.g., in sched:sched_switch the prev_comm and next_comm character arrays have subscript values as [32] where as the actual field size is 16. name: sched_switch ID: 301 format: field:unsigned short common_type; offset:0; size:2; signed:0; field:unsigned char common_flags; offset:2; size:1; signed:0; field:unsigned char common_preempt_count; offset:3; size:1;signed:0; field:int common_pid; offset:4; size:4; signed:1; field:char prev_comm[32]; offset:8; size:16; signed:1; field:pid_t prev_pid; offset:24; size:4; signed:1; field:int prev_prio; offset:28; size:4; signed:1; field:long prev_state; offset:32; size:8; signed:1; field:char next_comm[32]; offset:40; size:16; signed:1; field:pid_t next_pid; offset:56; size:4; signed:1; field:int next_prio; offset:60; size:4; signed:1; After bisection, the following commit was blamed: 92edca07 tracing: Use direct field, type and system names This commit removes the duplication of strings for field->name and field->type assuming that all the strings passed in __trace_define_field() are immutable. This is not true for arrays, where the type string is created in event_storage variable and field->type for all array fields points to event_storage. Use __stringify() to create a string constant for the type string. Also, get rid of event_storage and event_storage_mutex that are not needed anymore. also, an added benefit is that this reduces the overhead of events a bit more: text data bss dec hex filename 8424787 2036472 1302528 11763787 b3804b vmlinux 8420814 2036408 1302528 11759750 b37086 vmlinux.patched Link: http://lkml.kernel.org/r/1392349908-29685-1-git-send-email-vnagarnaik@google.com Cc: Laurent Chavey <chavey@google.com> Cc: stable@vger.kernel.org # 3.10+ Signed-off-by: Vaibhav Nagarnaik <vnagarnaik@google.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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Jim Quinlan authored
For non-mipsr2 processors, the local_irq_disable contains an mfc0-mtc0 pair with instructions inbetween. With preemption enabled, this sequence may get preempted and effect a stale value of CP0_STATUS when executing the mtc0 instruction. This commit avoids this scenario by incrementing the preempt count before the mfc0 and decrementing it after the mtc9. [ralf@linux-mips.org: This patch is sorting out the part that were missed by e97c5b60 [MIPS: Make irqflags.h functions preempt-safe for non-mipsr2 cpus.] I also re-enabled the inclusion of <asm/asm-offsets.h> at the top of <asm/asmmacro.h>]. Signed-off-by: Jim Quinlan <jim2101024@gmail.com> Cc: linux-mips@linux-mips.org Cc: cernekee@gmail.com Patchwork: https://patchwork.linux-mips.org/patch/6164/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Dave Airlie authored
Merge branch 'exynos-drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos into drm-fixes Just fixed resource release issue at open fail. * 'exynos-drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos: drm/exynos: Fix (more) freeing issues in exynos_drm_drv.c
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Daniel Kurtz authored
The following commit [0] fixed a use-after-free, but left the subdrv open in the error path. [0] commit 6ca605f7 drm/exynos: Fix freeing issues in exynos_drm_drv.c Signed-off-by: Daniel Kurtz <djkurtz@chromium.org> Acked-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Inki Dae <inki.dae@samsung.com>
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- 19 Mar, 2014 11 commits
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Hugh Dickins authored
Fix some "Bad rss-counter state" reports on exit, arising from the interaction between page migration and remap_file_pages(): zap_pte() must count a migration entry when zapping it. And yes, it is possible (though very unusual) to find an anon page or swap entry in a VM_SHARED nonlinear mapping: coming from that horrid get_user_pages(write, force) case which COWs even in a shared mapping. Signed-off-by: Hugh Dickins <hughd@google.com> Tested-by: Sasha Levin sasha.levin@oracle.com> Tested-by: Dave Jones davej@redhat.com> Cc: Cyrill Gorcunov <gorcunov@gmail.com> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pciLinus Torvalds authored
Pull PCI resource management fix from Bjorn Helgaas: "This is a fix for an AGP regression exposed by e501b3d8 ("agp: Support 64-bit APBASE"), which we merged in v3.14-rc1. We've warned about the conflict between the GART and PCI resources and cleared out the PCI resource for a long time, but after e501b3d8, we still *use* that cleared-out PCI resource. I think the GART resource is incorrect, so this patch removes it" * tag 'pci-v3.14-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: Revert "[PATCH] Insert GART region into resource map"
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroupLinus Torvalds authored
Pull cgroup fix from Tejun Heo: "One really late cgroup patch to fix error path in create_css(). Hitting this bug would be pretty rare but still possible and it gets delayed we'd need to backport it through -stable anyway. It only updates error path in create_css() and has low chance of new breakages" * 'for-3.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup: fix a failure path in create_css()
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Andreas Herrmann authored
Starting with commit 3da52787 (of/irq: Rework of_irq_count()) the following warning is triggered on octeon cn3xxx: [ 0.887281] WARNING: CPU: 0 PID: 1 at drivers/of/platform.c:171 of_device_alloc+0x228/0x230() [ 0.895642] Modules linked in: [ 0.898689] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.14.0-rc7-00012-g9ae51f2-dirty #41 [ 0.906860] Stack : c8b439581166d96e ffffffff816b0000 0000000040808000 ffffffff81185ddc [ 0.906860] 0000000000000000 0000000000000000 0000000000000000 000000000000000b [ 0.906860] 000000000000000a 000000000000000a 0000000000000000 0000000000000000 [ 0.906860] ffffffff81740000 ffffffff81720000 ffffffff81615900 ffffffff816b0177 [ 0.906860] ffffffff81727d10 800000041f868fb0 0000000000000001 0000000000000000 [ 0.906860] 0000000000000000 0000000000000038 0000000000000001 ffffffff81568484 [ 0.906860] 800000041f86faa8 ffffffff81145ddc 0000000000000000 ffffffff811873f4 [ 0.906860] 800000041f868b88 800000041f86f9c0 0000000000000000 ffffffff81569c9c [ 0.906860] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 [ 0.906860] 0000000000000000 ffffffff811205e0 0000000000000000 0000000000000000 [ 0.906860] ... [ 0.971695] Call Trace: [ 0.974139] [<ffffffff811205e0>] show_stack+0x68/0x80 [ 0.979183] [<ffffffff81569c9c>] dump_stack+0x8c/0xe0 [ 0.984196] [<ffffffff81145efc>] warn_slowpath_common+0x84/0xb8 [ 0.990110] [<ffffffff81436888>] of_device_alloc+0x228/0x230 [ 0.995726] [<ffffffff814368d8>] of_platform_device_create_pdata+0x48/0xd0 [ 1.002593] [<ffffffff81436a94>] of_platform_bus_create+0x134/0x1e8 [ 1.008837] [<ffffffff81436af8>] of_platform_bus_create+0x198/0x1e8 [ 1.015064] [<ffffffff81436cc4>] of_platform_bus_probe+0xa4/0x100 [ 1.021149] [<ffffffff81100570>] do_one_initcall+0xd8/0x128 [ 1.026701] [<ffffffff816e2a10>] kernel_init_freeable+0x144/0x210 [ 1.032753] [<ffffffff81564bc4>] kernel_init+0x14/0x110 [ 1.037973] [<ffffffff8111bb44>] ret_from_kernel_thread+0x14/0x1c With this commit the kernel starts mapping the interrupts listed for gpio-controller node. irq_domain_ops for CIU (octeon_irq_ciu_map and octeon_irq_ciu_xlat) refuse to handle the GPIO lines (returning -EINVAL) and this is causing above warning in of_device_alloc(). Modify irq_domain_ops for CIU and CIU2 to "gracefully handle" GPIO lines (neither return error code nor call octeon_irq_set_ciu_mapping for it). This should avoid the warning. (As before the real setup for GPIO lines will happen using irq_domain_ops of gpio-controller.) This patch is based on Wei's patch v2 (see http://marc.info/?l=linux-mips&m=139511814813247). Signed-off-by: Andreas Herrmann <andreas.herrmann@caviumnetworks.com> Reported-by: Yang Wei <wei.yang@windriver.com> Acked-by: David Daney <david.daney@cavium.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/6624/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Viller Hsiao authored
Due to name collision in ftrace safe_load and safe_store macros, these macros cannot take expressions as operands. For example, compiler will complain for a macro call like the following: safe_store_code(new_code2, ip + 4, faulted); arch/mips/include/asm/ftrace.h:61:6: note: in definition of macro 'safe_store' : [dst] "r" (dst), [src] "r" (src)\ ^ arch/mips/kernel/ftrace.c:118:2: note: in expansion of macro 'safe_store_code' safe_store_code(new_code2, ip + 4, faulted); ^ arch/mips/kernel/ftrace.c:118:32: error: undefined named operand 'ip + 4' safe_store_code(new_code2, ip + 4, faulted); ^ arch/mips/include/asm/ftrace.h:61:6: note: in definition of macro 'safe_store' : [dst] "r" (dst), [src] "r" (src)\ ^ arch/mips/kernel/ftrace.c:118:2: note: in expansion of macro 'safe_store_code' safe_store_code(new_code2, ip + 4, faulted); ^ This build error is triggered by a4671094 [MIPS: ftrace: Fix icache flush range error]. Tweak variable naming in those macros to allow flexible operands. Signed-off-by: Viller Hsiao <villerhsiao@gmail.com> Cc: linux-mips@linux-mips.org Cc: rostedt@goodmis.org Cc: fweisbec@gmail.com Cc: mingo@redhat.com Cc: Qais.Yousef@imgtec.com Patchwork: https://patchwork.linux-mips.org/patch/6622/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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git://anongit.freedesktop.org/drm-intelDave Airlie authored
two more fixes, both regressions. * tag 'drm-intel-fixes-2014-03-19' of git://anongit.freedesktop.org/drm-intel: drm/i915: Disable stolen memory when DMAR is active Revert "drm/i915: don't touch the VDD when disabling the panel"
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull timer fix from Thomas Gleixner: "A single bugfix: make the scheduler clock on Vybrid SoCs count forward" * 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: clocksource: vf_pit_timer: use complement for sched_clock reading
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Charles Keepax authored
The snd_compr_open function would always return 0 even if the compressed ops open function failed, obviously this is incorrect. Looks like this was introduced by a small typo in: commit a0830dbd ALSA: Add a reference counter to card instance This patch returns the value from the compressed op as it should. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Acked-by: Vinod Koul <vinod.koul@intel.com> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Rafał Miłecki authored
Broadcom boards support 32 GPIOs and NVRAM may have entires for higher ones too. Example: gpio23=wombo_reset Signed-off-by: Rafa? Mi?ecki <zajec5@gmail.com> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Cc: Rafał Miłecki <zajec5@gmail.com> Patchwork: https://patchwork.linux-mips.org/patch/6547/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Chris Wilson authored
We have reports of heavy screen corruption if we try to use the stolen memory reserved by the BIOS whilst the DMA-Remapper is active. This quirk may be only specific to a few machines or BIOSes, but first lets apply the big hammer and always disable use of stolen memory when DMAR is active. v2 by Jani: Rebase on -fixes, only look at intel_iommu_gfx_mapped. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=68535Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: stable@vger.kernel.org Signed-off-by: Jani Nikula <jani.nikula@intel.com>
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Jani Nikula authored
This reverts commit dff392db Author: Paulo Zanoni <paulo.r.zanoni@intel.com> Date: Fri Dec 6 17:32:41 2013 -0200 drm/i915: don't touch the VDD when disabling the panel which didn't take into account commit 6cb49835 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Sun May 20 17:14:50 2012 +0200 drm/i915: enable vdd when switching off the eDP panel and commit 35a38556 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Sun Aug 12 22:17:14 2012 +0200 drm/i915: reorder edp disabling to fix ivb MacBook Air Unsurprisingly, various MacBooks failed. Effectively the same has already been done in drm-intel-next-queued. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=74628Tested-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Cc: Paulo Zanoni <paulo.r.zanoni@intel.com> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Jani Nikula <jani.nikula@intel.com>
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- 18 Mar, 2014 8 commits
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Li Zefan authored
If online_css() fails, we should remove cgroup files belonging to css->ss. Signed-off-by: Li Zefan <lizefan@huawei.com> Signed-off-by: Tejun Heo <tj@kernel.org>
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Bjorn Helgaas authored
This reverts commit 56dd669a, which makes the GART visible in /proc/iomem. This fixes a regression: e501b3d8 ("agp: Support 64-bit APBASE") exposed an existing problem with a conflict between the GART region and a PCI BAR region. The GART addresses are bus addresses, not CPU addresses, and therefore should not be inserted in iomem_resource. On many machines, the GART region is addressable by the CPU as well as by an AGP master, but CPU addressability is not required by the spec. On some of these machines, the GART is mapped by a PCI BAR, and in that case, the PCI core automatically inserts it into iomem_resource, just as it does for all BARs. Inserting it here means we'll have a conflict if the PCI core later tries to claim the GART region, so let's drop the insertion here. The conflict indirectly causes X failures, as reported by Jouni in the bugzilla below. We detected the conflict even before e501b3d8, but after it the AGP code (fix_northbridge()) uses the PCI resource (which is zeroed because of the conflict) instead of reading the BAR again. Conflicts: arch/x86_64/kernel/aperture.c Fixes: e501b3d8 agp: Support 64-bit APBASE Link: https://bugzilla.kernel.org/show_bug.cgi?id=72201Reported-and-tested-by: Jouni Mettälä <jtmettala@gmail.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull another kvm fix from Paolo Bonzini: "A fix for a PowerPC bug that was introduced during the 3.14 merge window" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: PPC: Book3S HV: Fix register usage when loading/saving VRSAVE KVM: PPC: Book3S HV: Remove bogus duplicate code
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Clemens Ladisch authored
The code introduced in commit 1f91ecc1 ("ALSA: oxygen: modify adjust_dg_dac_routing function") accidentally disregarded the old value of the playback routing register, so it broke the "Stereo Upmixing" mixer control. The unmuted parts of the channel routing are the same for all settings of the output destination, so it suffices to revert that part of the patch. Fixes: 1f91ecc1 ('ALSA: oxygen: modify adjust_dg_dac_routing function') Tested-by: Roman Volkov <v1ron@mail.ru> Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Ingo Molnar authored
Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent Pull two 'perf bench' fixes from Arnaldo: * Make 'perf bench mem' (i.e. no args) mean 'run all tests' so that we can run all tests, not stopping at the numa ones. (Arnaldo Carvalho de Melo) * Fix NULL pointer dereference after last test in in "perf bench all" (Patrick Palka) Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Alex Smith authored
If CONFIG_TRANSPARENT_HUGEPAGE is enabled, but CONFIG_HUGETLB_PAGE is not, it is possible to end up with a configuration that fails to build with the following error: include/linux/huge_mm.h:125:2: error: #error "hugepages can't be allocated by the buddy allocator" This is due to CONFIG_FORCE_MAX_ZONEORDER defaulting to 11. It already has ranges that change the valid values when HUGETLB_PAGE is enabled, but this is not done for TRANSPARENT_HUGEPAGE. Fix by changing the HUGETLB_PAGE dependencies to MIPS_HUGE_TLB_SUPPORT, which includes both TRANSPARENT_HUGEPAGE and HUGETLB_PAGE. Signed-off-by: Alex Smith <alex.smith@imgtec.com> Reviewed-by: Markos Chandras <markos.chandras@imgtec.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/6391/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Daniel Vetter authored
This regression has been introduced in commit b3f2333d Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Wed Dec 11 11:34:31 2013 +0100 drm: restrict the device list for shadow attached drivers Reported-by: Dave Jones <davej@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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git://anongit.freedesktop.org/drm-intelDave Airlie authored
Two 3.14 specific fixes, two cc: stable. * tag 'drm-intel-fixes-2014-03-17' of git://anongit.freedesktop.org/drm-intel: drm/i915: Don't enable display error interrupts from the start drm/i915: Fix scanline counter fixup on BDW drm/i915: Add a workaround for HSW scanline counter weirdness drm/i915: Fix PSR programming
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- 17 Mar, 2014 4 commits
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git://git.kernel.dk/linux-blockLinus Torvalds authored
Pull final final block IO fixes from Jens Axboe: "Yes, the last round was final. This one is final final. The mtip32xx fix could have waited, but it's so simple and gets rid of two warning spewages on load. The two block flush fixes are critical for blk-mq, and are the primary reason for this late pull request" * 'for-linus' of git://git.kernel.dk/linux-block: mtip32xx: fix bad use of smp_processor_id() block: change flush sequence list addition back to front add block: fix q->flush_rq NULL pointer crash on dm-mpath flush
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git://git.linux-mips.org/pub/scm/ralf/upstream-linusLinus Torvalds authored
Pull MIPS updates from Ralf Baechle: "A fair number of fixes all across arch/mips. Nothing really stands out though APRP, the FPU code and syscall tracing code received multiple patches those all were small" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: MIPS: mark O32+FP64 experimental for now MIPS: ftrace: Fix icache flush range error MIPS: Fix syscall tracing interface MIPS: asm: syscall: Fix copying system call arguments MIPS: Octeon: Fix fall through on bar type OCTEON_DMA_BAR_TYPE_SMALL MIPS: FPU: Fix conflict of register usage MIPS: Replace CONFIG_MIPS64 and CONFIG_MIPS32_R2 MIPS: math-emu: Fix prefx detection and COP1X function field definition MIPS: APRP: Choose the correct VPE loader by fixing the linking MIPS: APRP: Unregister rtlx interrupt hook at module exit MIPS: APRP: Fix the linking of rtlx interrupt hook MIPS: bcm47xx: Include missing errno.h for ENXIO MIPS: Alchemy: Fix unchecked kstrtoul return value MIPS: Fix randconfig build error.
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Paul Burton authored
Commit 597ce172 "MIPS: Support for 64-bit FP with O32 binaries" introduced support for setting Status.FR=1 for O32 binaries with the EF_MIPS_FP64 ELF header flag set. Whilst this flag is currently supported by binutils it does introduce an ABI break within userland. Objects built with EF_MIPS_FP64 cannot be safely linked with those built without it since code in either object may assume behaviour specific to a value of FR. More recently there has been discussion around avoiding further fragmentation of the O32 ABI whilst still allowing the use of FR=1 and features such as MSA which depend upon it. Details of the plan to allow this are still being worked on, and whilst the kernel will need the ability to handle FR=1 with O32 tasks it is unclear what else it may need to provide to a userland which seeks to avoid another ABI break. In order to prevent the proliferation of userland which may rely upon the current EF_MIPS_FP64 behaviour this patch marks the kernel support for it experimental & disables it by default. Under current proposals it is likely that this support can simply be enabled again later, but possibly after the introduction of further interfaces with userland and support for the MIPS R5 UFR feature. Signed-off-by: Paul Burton <paul.burton@imgtec.com> Cc: Matthew Fortune <matthew.fortune@imgtec.com> Cc: linux-mips@linux-mips.org Cc: Paul Burton <paul.burton@imgtec.com> Patchwork: https://patchwork.linux-mips.org/patch/6549/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hidLinus Torvalds authored
Pull HID fixes from Jiri Kosina: - fix for ordering of device removal actions in hidraw, by Fernando Luis Vázquez Cao - fix for uninitialized workqueue usage in hid-sony, by Frank Praznik - device ID addition for new variant of Logitech G27, from Simon Wood * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: HID: hid-lg4ff: Support new version of G27 HID: hidraw: fix warning destroying hidraw device files after parent HID: sony: Fix work queue issues.
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