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2014-02-22Merge branch 'perf-urgent-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull perf fixes from Ingo Molnar: "Misc fixlets from all around the place" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf/x86/uncore: Fix IVT/SNB-EP uncore CBOX NID filter table perf/x86: Correctly use FEATURE_PDCM perf, nmi: Fix unknown NMI warning perf trace: Fix ioctl 'request' beautifier build problems on !(i386 || x86_64) arches perf trace: Add fallback definition of EFD_SEMAPHORE perf list: Fix checking for supported events on older kernels perf tools: Handle PERF_RECORD_HEADER_EVENT_TYPE properly perf probe: Do not add offset twice to uprobe address perf/x86: Fix Userspace RDPMC switch perf/x86/intel/p6: Add userspace RDPMC quirk for PPro
2014-02-22Merge tag 'hwmon-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging Pull hwmon fix from Guenter Roeck: "Fix writing the minimum temperature in max1668 driver" * tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (max1668) Fix writing the minimum temperature
2014-02-22Merge branch 'xfs-fixes-for-3.14-rc4' of git://oss.sgi.com/xfs/xfsLinus Torvalds
Pull xfs fixes from Dave Chinner: "This is the first pull request I've had to do for you, so I'm still sorting things out. The reason I'm sending this and not Ben should be obvious from the first commit below - SGI has stepped down from the XFS maintainership role. As such, I'd like to take another opportunity to thank them for their many years of effort maintaining XFS and supporting the XFS community that they developed from the ground up. So I haven't had time to work things like signed tags into my workflows yet, so this is just a repo branch I'm asking you to pull from. And yes, I named the branch -rc4 because I wanted the fixes in rc4, not because the branch was for merging into -rc3. Probably not right, either. Anyway, I should have everything sorted out by the time the next merge window comes around. If there's anything that you don't like in the pull req, feel free to flame me unmercifully. The changes are fixes for recent regressions and important thinkos in verification code: - a log vector buffer alignment issue on ia32 - timestamps on truncate got mangled - primary superblock CRC validation fixes and error message sanitisation" * 'xfs-fixes-for-3.14-rc4' of git://oss.sgi.com/xfs/xfs: xfs: limit superblock corruption errors to actual corruption xfs: skip verification on initial "guess" superblock read MAINTAINERS: SGI no longer maintaining XFS xfs: xfs_sb_read_verify() doesn't flag bad crcs on primary sb xfs: ensure correct log item buffer alignment xfs: ensure correct timestamp updates from truncate
2014-02-22Merge tag 'perf-urgent-for-mingo' of ↵Ingo Molnar
git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent Pull perf/urgent fixes from Arnaldo Carvalho de Melo: * Handle PERF_RECORD_HEADER_EVENT_TYPE properly. (Jiri Olsa) * Fix checking for supported events on older kernels in 'perf list' (Vince Weaver) * Do not add offset twice to uprobe address in 'perf probe' (Masami Hiramatsu) * Fix perf trace's ioctl 'request' beautifier build problems on !(i386 || x86_64) arches (Arnaldo Carvalho de Melo) * Fix 'perf trace' build by adding a fallback definition for EFD_SEMAPHORE (Ben Hutchings) Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
2014-02-21Merge tag 'dt-for-linus' of git://git.secretlab.ca/git/linuxLinus Torvalds
Pull devicetree fixes from Grant Likely: "Device tree compatible match order bug fix This branch contains a bug fix for the way devicetree code identifies the type of device. Device drivers can contain a list of of_device_ids, but it more than one entry will match, then the device driver may choose the wrong one. Commit 105353145e, "match each node compatible against all given matches first", was queued for v3.14 but ended up causing other bugs. Commit 06b29e76a7 attempted to fix it but it had other bugs. Merely reverting the fix and waiting until v3.15 isn't a good option because there is code in v3.14 that depends on the revised behaviour to boot. This branch should finally fixes the problem correctly. This time instead of just hoping that the patch is correct, this branch also adds new testcases that validate the behaviour. The changes in this branch are larger than I would like for a -rc pull, but moving the test case data out of out of arch/arm so that it could be validated on other architectures was important" * tag 'dt-for-linus' of git://git.secretlab.ca/git/linux: of: Add self test for of_match_node() of: Move testcase FDT data into drivers/of of: reimplement the matching method for __of_match_node() Revert "of: search the best compatible match first in __of_match_node()"
2014-02-21Merge git://www.linux-watchdog.org/linux-watchdogLinus Torvalds
Pull watchdog fix from Wim Van Sebroeck: "It corrects the error code when no device was found for w83697hf_wdt" * git://www.linux-watchdog.org/linux-watchdog: watchdog: w83697hf_wdt: return ENODEV if no device was found
2014-02-21perf/x86/uncore: Fix IVT/SNB-EP uncore CBOX NID filter tableStephane Eranian
This patch updates the CBOX PMU filters mapping tables for SNB-EP and IVT (model 45 and 62 respectively). The NID umask always comes in addition to another umask. When set, the NID filter is applied. The current mapping tables were missing some code/umask combinations to account for the NID umask. This patch fixes that. Cc: mingo@elte.hu Cc: ak@linux.intel.com Reviewed-by: Yan, Zheng <zheng.z.yan@intel.com> Signed-off-by: Stephane Eranian <eranian@google.com> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20140219131018.GA24475@quad Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2014-02-21perf/x86: Correctly use FEATURE_PDCMPeter Zijlstra
The current code simply assumes Intel Arch PerfMon v2+ to have the IA32_PERF_CAPABILITIES MSR; the SDM specifies that we should check CPUID[1].ECX[15] (aka, FEATURE_PDCM) instead. This was found by KVM which implements v2+ but didn't provide the capabilities MSR. Change the code to DTRT; KVM will also implement the MSR and return 0. Cc: pbonzini@redhat.com Reported-by: "Michael S. Tsirkin" <mst@redhat.com> Suggested-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20140203132903.GI8874@twins.programming.kicks-ass.net Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2014-02-21perf, nmi: Fix unknown NMI warningMarkus Metzger
When using BTS on Core i7-4*, I get the below kernel warning. $ perf record -c 1 -e branches:u ls Message from syslogd@labpc1501 at Nov 11 15:49:25 ... kernel:[ 438.317893] Uhhuh. NMI received for unknown reason 31 on CPU 2. Message from syslogd@labpc1501 at Nov 11 15:49:25 ... kernel:[ 438.317920] Do you have a strange power saving mode enabled? Message from syslogd@labpc1501 at Nov 11 15:49:25 ... kernel:[ 438.317945] Dazed and confused, but trying to continue Make intel_pmu_handle_irq() take the full exit path when returning early. Cc: eranian@google.com Cc: peterz@infradead.org Cc: mingo@kernel.org Signed-off-by: Markus Metzger <markus.t.metzger@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1392425048-5309-1-git-send-email-andi@firstfloor.org Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2014-02-21watchdog: w83697hf_wdt: return ENODEV if no device was foundStanislav Kholmanskikh
Most WDT driver modules return ENODEV during modprobe if no valid device was found, but w83697hf_wdt returns EIO. Let w83697hf_wdt return ENODEV. Signed-off-by: Stanislav Kholmanskikh <stanislav.kholmanskikh@oracle.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-02-21Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparcLinus Torvalds
Pull sparc fixes from David Miller: "Three minor fixes from David Howells and Paul Gortmaker" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc: Sparc: sparc_cpu_model isn't in asm/system.h any more [ver #2] sparc32: make copy_to/from_user_page() usable from modular code sparc32: fix build failure for arch_jump_label_transform
2014-02-21Merge tag 'pm+acpi-3.14-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull ACPI and power management fixes from Rafael Wysocki: "These include two fixes for recent regressions related to ACPI, a cpufreq fix for breakage overlooked by a previous fix commit, two intel_pstate fixes for stuff added during the 3.13 cycle that need to go into -stable, three fixes for older bugs that also are -stable candidates, ACPI video blacklist changes related to BIOSes that behave in a special way on Windows 8, several build fixes for CONFIG_PM_SLEEP unset in ACPI drivers and an ACPI driver cleanup. Specifics: - Fix for a recent probing regression in the nouveau driver introduced by an ACPI change related to the handling of _DSM from Jiang Liu. - Fix for a dock station sysfs attribute that stopped working correctly after recent changes in the ACPI core. - cpufreq fix taking care of broken code related to CPU removal and overlooked by a previous recent fix in that area. From Viresh Kumar. - Two intel_pstate fixes related to Baytrail support added during the 3.13 cycle (candidates for -stable) from Dirk Brandewie. - ACPI video fix removing duplicate brightness values from the _BCL table which makes its user space interface behave sanely. From Hans de Goede. - Fix for the powernow-k8 cpufreq driver making it initialize its per-CPU data structures correctly from Srivatsa S Bhat. - Fix for an obscure memory leak in the ACPI PCI interrupt allocation code (related to ISA) from Tomasz Nowicki. - ACPI video blacklist changes moving several systems that should use the native backlight interface instead of the ACPI one from the general ACPI _OSI blacklist the the ACPI video driver's blacklist where they belong. This consists of an ACPI video driver update from Aaron Lu and a revert of a previous commit adding systems to the ACPI _OSI blacklist requested by Takashi Iwai. - Several fixes for build issues in ACPI drivers occuring when CONFIG_PM_SLEEP is unset from Shuah Khan. - Fix for an sscanf() format string in the ACPI Smart Battery Subsystem (SBS) driver from Luis G.F" * tag 'pm+acpi-3.14-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: intel_pstate: Add support for Baytrail turbo P states intel_pstate: Use LFM bus ratio as min ratio/P state ACPI / nouveau: fix probing regression related to _DSM Revert "ACPI: Blacklist Win8 OSI for some HP laptop 2013 models" ACPI / video: Add systems that should favour native backlight interface ACPI / video: Filter the _BCL table for duplicate brightness values cpufreq: powernow-k8: Initialize per-cpu data-structures properly cpufreq: remove sysfs link when a cpu != policy->cpu, is removed ACPI / PCI: Fix memory leak in acpi_pci_irq_enable() ACPI / dock: Make 'docked' sysfs attribute work as documented ACPI / SBS: Fix incorrect sscanf() string ACPI / thermal: fix thermal driver compile error when CONFIG_PM_SLEEP is undefined ACPI / SBS: fix SBS driver compile error when CONFIG_PM_SLEEP is undefined ACPI / fan: fix fan driver compile error when CONFIG_PM_SLEEP is undefined ACPI / button: fix button driver compile error when CONFIG_PM_SLEEP is undefined ACPI / battery: fix battery driver compile error when CONFIG_PM_SLEEP is undefined ACPI / AC: fix AC driver compile error when CONFIG_PM_SLEEP is undefined
2014-02-21Merge tag 'iommu-fixes-v3.14-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu Pull IOMMU fixes from Joerg Roedel: "The fixes are only for the ARM-SMMU driver. Here is the summary from Will Deacon: - Andreas Herrmann took the driver for a run with a real SATA controller, which caused the new mutex-based locking to explode since we require mappings in atomic context - Yifan fixed an issue with the page table creation, which then caused breakages with the way in which we flush descriptors out to the table walker - I ran the driver on a system where the SMMU is hooked into a coherent interconnect for table walks, and noticed a shareability mismatch between the CPU and the SMMU These issues are all fixed here and have been tested on both arm and arm64 based systems. Besides that I put a fix on-top to make the spinlock irq-safe, so that the code-paths can be used in the DMA-API" * tag 'iommu-fixes-v3.14-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: arm/smmu: Use irqsafe spinlock for domain lock iommu/arm-smmu: fix compilation issue when !CONFIG_ARM_AMBA iommu/arm-smmu: set CBARn.BPSHCFG to NSH for s1-s2-bypass contexts iommu/arm-smmu: fix table flushing during initial allocations iommu/arm-smmu: really fix page table locking iommu/arm-smmu: fix pud/pmd entry fill sequence
2014-02-21Merge tag 'sound-3.14-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound Pull sound fixes from Takashi Iwai: "This time we got a slightly higher volume than previous times, but all device-specific good fixes. Noticeable changes are fixes in davinci, and the removal of open-codes in HD-audio ca0132 driver. The rest are all small fixes and/or quirks" * tag 'sound-3.14-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: hda - Enable front audio jacks on one HP desktop model ALSA: hda/ca0132 - Fix recording from mode id 0x8 ALSA: hda/ca0132 - setup/cleanup streams ALSA: hda - add headset mic detect quirks for two Dell laptops ALSA: usb-audio: work around KEF X300A firmware bug ASoC: max98090: make REVISION_ID readable ASoC: txx9aclc_ac97: Fix kernel crash on probe ASoC: max98090: sync regcache on entering STANDBY ASoC: blackfin: Fix machine driver Kconfig dependencies ASoC: da9055: Fix device registration of PMIC and CODEC devices ASoC: fsl-esai: fix ESAI TDM slot setting ASoC: fsl: fix pm support of machine drivers ASoC: rt5640: Add ACPI ID for Intel Baytrail ASoC: davinci-evm: Add pm callbacks to platform driver ASoC: davinci-mcasp: Consolidate pm_runtime_get/put() use in the driver ASoC: davinci-mcasp: Configure xxTDM, xxFMT and xxFMCT registers synchronously ASoC: davinci-mcasp: Harmonize the sub hw_params function names ASoC: samsung: Fix trivial typo ASoC: samsung: Remove invalid dependencies ASoC: wm8993: drop regulator_bulk_free of devm_ allocated data
2014-02-21Merge branch 'pm-cpufreq'Rafael J. Wysocki
* pm-cpufreq: intel_pstate: Add support for Baytrail turbo P states intel_pstate: Use LFM bus ratio as min ratio/P state cpufreq: powernow-k8: Initialize per-cpu data-structures properly cpufreq: remove sysfs link when a cpu != policy->cpu, is removed
2014-02-21Merge branches 'acpi-pm' and 'acpi-video'Rafael J. Wysocki
* acpi-pm: ACPI / thermal: fix thermal driver compile error when CONFIG_PM_SLEEP is undefined ACPI / SBS: fix SBS driver compile error when CONFIG_PM_SLEEP is undefined ACPI / fan: fix fan driver compile error when CONFIG_PM_SLEEP is undefined ACPI / button: fix button driver compile error when CONFIG_PM_SLEEP is undefined ACPI / battery: fix battery driver compile error when CONFIG_PM_SLEEP is undefined ACPI / AC: fix AC driver compile error when CONFIG_PM_SLEEP is undefined * acpi-video: Revert "ACPI: Blacklist Win8 OSI for some HP laptop 2013 models" ACPI / video: Add systems that should favour native backlight interface ACPI / video: Filter the _BCL table for duplicate brightness values
2014-02-21Merge branches 'acpi-cleanup', 'acpi-dock', 'acpi-pci' and 'acpi-dsm'Rafael J. Wysocki
* acpi-cleanup: ACPI / SBS: Fix incorrect sscanf() string * acpi-dock: ACPI / dock: Make 'docked' sysfs attribute work as documented * acpi-pci: ACPI / PCI: Fix memory leak in acpi_pci_irq_enable() * acpi-dsm: ACPI / nouveau: fix probing regression related to _DSM
2014-02-21intel_pstate: Add support for Baytrail turbo P statesDirk Brandewie
A documentation update exposed the existance of the turbo ratio register. Update baytrail support to use the turbo range. Signed-off-by: Dirk Brandewie <dirk.j.brandewie@intel.com> Cc: 3.13+ <stable@vger.kernel.org> # 3.13+ Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-02-21intel_pstate: Use LFM bus ratio as min ratio/P stateDirk Brandewie
LFM (max efficiency ratio) is the max frequency at minimum voltage supported by the processor. Using LFM as the minimum P state increases performmance without affecting power. By not using P states below LFM we avoid using P states that are less power efficient. Signed-off-by: Dirk Brandewie <dirk.j.brandewie@intel.com> Cc: 3.13+ <stable@vger.kernel.org> # 3.13+ Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-02-20Merge tag 'pci-v3.14-fixes-1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci Pull PCI updates from Bjorn Helgaas: "The most interesting thing here is the change to enable INTx (by clearing PCI_COMMAND_INTX_DISABLE) if the BIOS left INTx disabled. Apparently the Baytrail BIOS does this, which means EHCI doesn't work. Also, fix an AHCI MSI regression and other issues with the recent MSI changes. This also adds pci_enable_msi_exact() and pci_enable_msix_exact(), which aren't regression fixes, but will keep us from touching drivers twice (once to stop using the deprecated pci_enable_msi(), etc., and again to use the *_exact() variants). There's also a minor MVEBU fix. Summary: MSI: - Fix AHCI single-MSI fallback (Alexander Gordeev) - Fix populate_msi_sysfs() error paths (Greg Kroah-Hartman) - Fix htmldocs problem (Masanari Iida) - Add pci_enable_msi_exact() and pci_enable_msix_exact() (Alexander Gordeev) - Update documentation (Alexander Gordeev) Miscellaneous: - mvebu: expose device ID & revision via lspci (Andrew Lunn) - Enable INTx if the BIOS left them disabled (Bjorn Helgaas)" * tag 'pci-v3.14-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: ahci: Fix broken fallback to single MSI mode PCI: Enable INTx if BIOS left them disabled PCI/MSI: Add pci_enable_msi_exact() and pci_enable_msix_exact() PCI/MSI: Fix cut-and-paste errors in documentation PCI/MSI: Add pci_enable_msi() documentation back PCI/MSI: Fix pci_msix_vec_count() htmldocs failure PCI/MSI: Fix leak of msi_attrs PCI/MSI: Check kmalloc() return value, fix leak of name PCI: mvebu: Use Device ID and revision from underlying endpoint
2014-02-20ACPI / nouveau: fix probing regression related to _DSMJiang Liu
Fix regression caused by commit b072e53, which breaks loading nouveau driver on optimus laptops. On some platforms, ACPI _DSM method (nouveau_op_dsm_muid, function 0) has special requirements on the fourth parameter, which is different from ACPI specifications. So revert to the private implementation to check availability of _DSM functions instead of using common acpi_check_dsm() interface. Fixes: b072e53b0a27 (ACPI / nouveau: replace open-coded _DSM code with helper functions) Reported-and-tested-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> [rjw: Subject] Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-02-20Merge branch 'for-3.14-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata Pull libata fixes from Tejun Heo: "Various device specific fixes. Nothing too interesting" * 'for-3.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: ahci: disable NCQ on Samsung pci-e SSDs on macbooks ata: sata_mv: Cleanup only the initialized ports sata_sil: apply MOD15WRITE quirk to TOSHIBA MK2561GSYN ata: enable quirk from jmicron JMB350 for JMB394 ATA: SATA_MV: Add missing Kconfig select statememnt ata: pata_imx: Check the return value from clk_prepare_enable()
2014-02-20Merge branch 'for-3.14-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup Pull cgroup fixes from Tejun Heo: "Quite a few fixes this time. Three locking fixes, all marked for -stable. A couple error path fixes and some misc fixes. Hugh found a bug in memcg offlining sequence and we thought we could fix that from cgroup core side but that turned out to be insufficient and got reverted. A different fix has been applied to -mm" * 'for-3.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup: update cgroup_enable_task_cg_lists() to grab siglock Revert "cgroup: use an ordered workqueue for cgroup destruction" cgroup: protect modifications to cgroup_idr with cgroup_mutex cgroup: fix locking in cgroup_cfts_commit() cgroup: fix error return from cgroup_create() cgroup: fix error return value in cgroup_mount() cgroup: use an ordered workqueue for cgroup destruction nfs: include xattr.h from fs/nfs/nfs3proc.c cpuset: update MAINTAINERS entry arm, pm, vmpressure: add missing slab.h includes
2014-02-20Merge branch 'for-3.14-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq Pull workqueue fixes from Tejun Heo: "Two workqueue fixes. One for an unlikely but possible critical bug during kworker shutdown and the other to make lockdep names a bit more descriptive" * 'for-3.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue: ensure @task is valid across kthread_stop() workqueue: add args to workqueue lockdep name
2014-02-20Merge branch 'fixes-for-v3.14' of ↵Linus Torvalds
git://git.linaro.org/people/mszyprowski/linux-dma-mapping Pull DMA-mapping fixes from Marek Szyprowski: "This contains fixes for incorrect atomic test in dma-mapping subsystem for ARM and x86 architecture" * 'fixes-for-v3.14' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping: x86: dma-mapping: fix GFP_ATOMIC macro usage ARM: dma-mapping: fix GFP_ATOMIC macro usage
2014-02-20user_namespace.c: Remove duplicated word in commentBrian Campbell
Signed-off-by: Brian Campbell <brian.campbell@editshare.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2014-02-20Sparc: sparc_cpu_model isn't in asm/system.h any more [ver #2]David Howells
sparc_cpu_model isn't in asm/system.h any more, so remove a comment about it. Signed-off-by: David Howells <dhowells@redhat.com> cc: "David S. Miller" <davem@davemloft.net> cc: sparclinux@vger.kernel.org Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-20arm/smmu: Use irqsafe spinlock for domain lockJoerg Roedel
As the lock might be used through DMA-API which is allowed in interrupt context. Signed-off-by: Joerg Roedel <joro@8bytes.org> Acked-by: Will Deacon <will.deacon@arm.com>
2014-02-20of: Add self test for of_match_node()Grant Likely
Adds a selftest function for the of_match_node function. of_match_node is supposed to handle precedence for the compatible property as well as the name and device_type values. This patch adds some test case data and a function that makes sure each test node matches against the correct entry of an of_device_id table. This code was written to verify the new of_match_node() implementation that is an earlier part of this series. Signed-off-by: Grant Likely <grant.likely@linaro.org> Cc: Kevin Hao <haokexin@gmail.com>
2014-02-20of: Move testcase FDT data into drivers/ofGrant Likely
The testcase data is usable by any platform. This patch moves it into the drivers/of directory so it can be included by any architecture. Using the test cases requires manually adding #include <testcases.dtsi> to the end of the boards .dtsi file and enabling CONFIG_OF_SELFTEST. Not pretty though. A useful project would be to make the testcase code easier to execute. Signed-off-by: Grant Likely <grant.likely@linaro.org>
2014-02-20of: reimplement the matching method for __of_match_node()Kevin Hao
In the current implementation of __of_match_node(), it will compare each given match entry against all the node's compatible strings with of_device_is_compatible(). To achieve multiple compatible strings per node with ordering from specific to generic, this requires given matches to be ordered from specific to generic. For most of the drivers this is not true and also an alphabetical ordering is more sane there. Therefore, we define a following priority order for the match, and then scan all the entries to find the best match. 1. specific compatible && type && name 2. specific compatible && type 3. specific compatible && name 4. specific compatible 5. general compatible && type && name 6. general compatible && type 7. general compatible && name 8. general compatible 9. type && name 10. type 11. name v5: Fix nested locking bug v4: Short-circuit failure cases instead of mucking with score, and remove extra __of_device_is_compatible() wrapper stub. Move scoring logic directly into __of_device_is_compatible() v3: Also need to bail out when there does have a compatible member in match entry, but it doesn't match with the device node's compatible. v2: Fix the bug such as we get the same score for the following two match entries with the empty node 'name2 { };' struct of_device_id matches[] = { {.name = "name2", }, {.name = "name2", .type = "type1", }, {} }; Signed-off-by: Kevin Hao <haokexin@gmail.com> [grant.likely: added v4 changes] Signed-off-by: Grant Likely <grant.likely@linaro.org> Tested-by: Paul Gortmaker <paul.gortmaker@windriver.com> Tested-by: Stephen Chivers <schivers@csc.com> Tested-by: Sachin Kamat <sachin.kamat@linaro.org>
2014-02-20ALSA: hda - Enable front audio jacks on one HP desktop modelHui Wang
The front headphone and mic jackes on a HP desktop model (Vendor Id: 0x111d76c7 Subsystem Id: 0x103c2b17) can not work, the codec on this machine has 8 physical ports, 6 of them are routed to rear jackes and all of them work very well, while the remaining 2 ports are routed to front headphone and mic jackes, but the corresponding pin complex node are not defined correctly. After apply this fix, the front audio jackes can work very well. [trivial fix of enum definition by tiwai] BugLink: https://bugs.launchpad.net/bugs/1282369 Cc: David Henningsson <david.henningsson@canonical.com> Tested-by: Gerald Yang <gerald.yang@canonical.com> Cc: stable@vger.kernel.org Signed-off-by: Hui Wang <hui.wang@canonical.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2014-02-20Merge tag 'asoc-v3.14-rc3' of ↵Takashi Iwai
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus ASoC: Fixes for v3.14 A few fixes, all driver speccific ones. The DaVinci ones aren't as clear as they should be from the subject lines on the commits but they fix issues which will prevent correct operation in some use cases and only affect that particular driver so are reasonably safe.
2014-02-19sparc32: make copy_to/from_user_page() usable from modular codePaul Gortmaker
While copy_to/from_user_page() users are uncommon, there is one in drivers/staging/lustre/lustre/libcfs/linux/linux-curproc.c which leads to the following: ERROR: "sparc32_cachetlb_ops" [drivers/staging/lustre/lustre/libcfs/libcfs.ko] undefined! during routine allmodconfig build coverage. The reason this happens is as follows: In arch/sparc/include/asm/cacheflush_32.h we have: #define flush_cache_page(vma,addr,pfn) \ sparc32_cachetlb_ops->cache_page(vma, addr) #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ do { \ flush_cache_page(vma, vaddr, page_to_pfn(page));\ memcpy(dst, src, len); \ } while (0) #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ do { \ flush_cache_page(vma, vaddr, page_to_pfn(page));\ memcpy(dst, src, len); \ } while (0) However, sparc32_cachetlb_ops isn't exported and hence the error. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-19sparc32: fix build failure for arch_jump_label_transformPaul Gortmaker
In arch/sparc/Kernel/Makefile, we see: obj-$(CONFIG_SPARC64) += jump_label.o However, the Kconfig selects HAVE_ARCH_JUMP_LABEL unconditionally for all SPARC. This in turn leads to the following failure when doing allmodconfig coverage builds: kernel/built-in.o: In function `__jump_label_update': jump_label.c:(.text+0x8560c): undefined reference to `arch_jump_label_transform' kernel/built-in.o: In function `arch_jump_label_transform_static': (.text+0x85cf4): undefined reference to `arch_jump_label_transform' make: *** [vmlinux] Error 1 Change HAVE_ARCH_JUMP_LABEL to be conditional on SPARC64 so that it matches the Makefile. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-20Revert "ACPI: Blacklist Win8 OSI for some HP laptop 2013 models"Rafael J. Wysocki
This reverts commit 2d4054d84224 (ACPI: Blacklist Win8 OSI for some HP laptop 2013 models) that is not necessary any more after previous commit 1811fcb029fa (ACPI / video: Add systems that should favour native backlight interface). Requested-by: Takashi Iwai <tiwai@suse.de> Tested-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-02-20ACPI / video: Add systems that should favour native backlight interfaceAaron Lu
Some system's ACPI video backlight control interface is broken and the native backlight control interface should be used by default. This patch sets the use_native_backlight parameter to true for those systems so that video backlight control interface will not be created. For detailed models that are added here, reference the following list. Note that the user specified kernel cmdline option will always have the highest priority, i.e. if use_native_backlight=0 is specified and the system is in the DMI table, the video module will not skip registering backlight interface for it. Thinkpad T430s: Reported-by: Theodore Tso <tytso@mit.edu> Reported-and-tested-by: Peter Weber <bugs@ttyhoney.com> References: https://bugzilla.kernel.org/show_bug.cgi?id=51231 Thinkpad X230: Reported-and-tested-by: Igor Gnatenko <i.gnatenko.brain@gmail.com> References: https://bugzilla.kernel.org/show_bug.cgi?id=51231 ThinkPad X1 Carbon: Reported-and-tested-by: Igor Gnatenko <i.gnatenko.brain@gmail.com> Lenovo Yoga 13: Reported-by: Lennart Poettering <lennart@poettering.net> Reported-and-tested-by: Kevin Smith <thirdwiggin@gmail.com> References: https://bugzilla.kernel.org/show_bug.cgi?id=63811 Dell Inspiron 7520: Reported-by: Rinat Ibragimov <ibragimovrinat@mail.ru> Acer Aspire 5733Z: Reported-by: <sov.info@mail.ru> References: https://bugzilla.kernel.org/show_bug.cgi?id=62941 Acer Aspire V5-431: Reported-by: Thomas Christensen <christensenthomas@gmail.com> References: https://bugzilla.kernel.org/show_bug.cgi?id=68751 HP ProBook 4340s: Reported-and-tested-by: Vladimir Sherenkov <a_12300@mail.ru> References: http://redmine.russianfedora.pro/issues/1258 HP EliteBook/ProBook 2013 models, ZBook and some others: Provided-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Aaron Lu <aaron.lu@intel.com> Tested-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-02-20ACPI / video: Filter the _BCL table for duplicate brightness valuesHans de Goede
Some devices have duplicate entries in there brightness levels table, ie on my Dell Latitude E6430 the table looks like this: [ 3.686060] acpi backlight index 0, val 80 [ 3.686095] acpi backlight index 1, val 50 [ 3.686122] acpi backlight index 2, val 5 [ 3.686147] acpi backlight index 3, val 5 [ 3.686172] acpi backlight index 4, val 5 [ 3.686197] acpi backlight index 5, val 5 [ 3.686223] acpi backlight index 6, val 5 [ 3.686248] acpi backlight index 7, val 5 [ 3.686273] acpi backlight index 8, val 6 [ 3.686332] acpi backlight index 9, val 7 [ 3.686356] acpi backlight index 10, val 8 [ 3.686380] acpi backlight index 11, val 9 etc. Notice that brightness values 0-5 are all mapped to 5. This means that if userspace writes any value between 0 and 5 to the brightness sysfs attribute and then reads it, it will always return 0, which is somewhat unexpected. This is a problem for ie gnome-settings-daemon, which uses read-modify-write logic when the users presses the brightness up or down keys. This is done this way to take brightness changes from other sources into account. On this specific laptop what happens once the brightness has been set to 0, is that gsd reads 0, adds 5, writes 5, and on the next brightness up key press again reads 0, so things get stuck at the lowest brightness setting. Filtering out the duplicate table entries, makes any write to brightness read back as the written value as one would expect, fixing this. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Reviewed-by: Aaron Lu <aaron.lu@intel.com> Cc: All applicable <stable@vger.kernel.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-02-19Merge tag 'nfs-for-3.14-4' of git://git.linux-nfs.org/projects/trondmy/linux-nfsLinus Torvalds
Pull NFS client bugfixes from Trond Myklebust: "Highlights include stable fixes for the following bugs: - General performance regression due to NFS_INO_INVALID_LABEL being set when the server doesn't support labeled NFS - Hang in the RPC code due to a socket out-of-buffer race - Infinite loop when trying to establish the NFSv4 lease - Use-after-free bug in the RPCSEC gss code. - nfs4_select_rw_stateid is returning with a non-zero error value on success Other bug fixes: - Potential memory scribble in the RPC bi-directional RPC code - Pipe version reference leak - Use the correct net namespace in the new NFSv4 migration code" * tag 'nfs-for-3.14-4' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: NFS fix error return in nfs4_select_rw_stateid NFSv4: Use the correct net namespace in nfs4_update_server SUNRPC: Fix a pipe_version reference leak SUNRPC: Ensure that gss_auth isn't freed before its upcall messages SUNRPC: Fix potential memory scribble in xprt_free_bc_request() SUNRPC: Fix races in xs_nospace() SUNRPC: Don't create a gss auth cache unless rpc.gssd is running NFS: Do not set NFS_INO_INVALID_LABEL unless server supports labeled NFS
2014-02-19Merge tag 'mfd-fixes-3.14-1' of git://git.linaro.org/people/lee.jones/mfdLinus Torvalds
Pull MFD fixes from Lee Jones: "Couple of small issues solved: - Suspend/Resume call-backs require CONFIG_PM_SLEEP - Some drivers written for 32bit architectures fail when compiled with a 64bit compiler. The fixes will future proof the drivers" * tag 'mfd-fixes-3.14-1' of git://git.linaro.org/people/lee.jones/mfd: mfd: sec-core: sec_pmic_{suspend,resume}() should depend on CONFIG_PM_SLEEP mfd: max14577: max14577_{suspend,resume}() should depend on CONFIG_PM_SLEEP mfd: tps65217: Naturalise cross-architecture discrepancies mfd: wm8994-core: Naturalise cross-architecture discrepancies mfd: max8998: Naturalise cross-architecture discrepancies mfd: max8997: Naturalise cross-architecture discrepancies
2014-02-19NFS fix error return in nfs4_select_rw_stateidAndy Adamson
Do not return an error when nfs4_copy_delegation_stateid succeeds. Signed-off-by: Andy Adamson <andros@netapp.com> Link: http://lkml.kernel.org/r/1392737765-41942-1-git-send-email-andros@netapp.com Fixes: ef1820f9be27b (NFSv4: Don't try to recover NFSv4 locks when...) Cc: NeilBrown <neilb@suse.de> Cc: stable@vger.kernel.org # 3.12+ Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
2014-02-19mfd: sec-core: sec_pmic_{suspend,resume}() should depend on CONFIG_PM_SLEEPGeert Uytterhoeven
If CONFIG_PM_SLEEP=n: drivers/mfd/sec-core.c:349: warning: ‘sec_pmic_suspend’ defined but not used drivers/mfd/sec-core.c:371: warning: ‘sec_pmic_resume’ defined but not used Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-02-19mfd: max14577: max14577_{suspend,resume}() should depend on CONFIG_PM_SLEEPGeert Uytterhoeven
If CONFIG_PM_SLEEP=n: drivers/mfd/max14577.c:177: warning: ‘max14577_suspend’ defined but not used drivers/mfd/max14577.c:200: warning: ‘max14577_resume’ defined but not used Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-02-19mfd: tps65217: Naturalise cross-architecture discrepanciesLee Jones
If we compile the TPS65217 for a 64bit architecture we receive the following warnings: drivers/mfd/tps65217.c: In function ‘tps65217_probe’: drivers/mfd/tps65217.c:173:13: warning: cast from pointer to integer of different size chip_id = (unsigned int)match->data; ^ Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-02-19mfd: wm8994-core: Naturalise cross-architecture discrepanciesLee Jones
If we compile the WM8994 for a 64bit architecture we receive the following warnings: drivers/mfd/wm8994-core.c: In function ‘wm8994_i2c_probe’: drivers/mfd/wm8994-core.c:639:19: warning: cast from pointer to integer of different size wm8994->type = (int)of_id->data; ^ Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-02-19mfd: max8998: Naturalise cross-architecture discrepanciesLee Jones
If we compile the MAX8998 for a 64bit architecture we receive the following warnings: drivers/mfd/max8998.c: In function ‘max8998_i2c_get_driver_data’: drivers/mfd/max8998.c:178:10: warning: cast from pointer to integer of different size return (int)match->data; ^ Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-02-19mfd: max8997: Naturalise cross-architecture discrepanciesLee Jones
If we compile the MAX8997 for a 64bit architecture we receive the following warnings: drivers/mfd/max8997.c: In function ‘max8997_i2c_get_driver_data’: drivers/mfd/max8997.c:173:10: warning: cast from pointer to integer of different size return (int)match->data; ^ Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-02-19ALSA: hda/ca0132 - Fix recording from mode id 0x8Hsin-Yu Chao
Incorrect ADC is picked in ca0132_capture_pcm_prepare(), where it assumes multiple streams while there is one stream per ADC. Note that ca0132_capture_pcm_cleanup() already does the right thing. The Chromebook Pixel has a microphone under the keyboard that is attached to node id 0x8. Before this fix, recording would always go to the main internal mic (node id 0x7). Signed-off-by: Hsin-Yu Chao <hychao@chromium.org> Reviewed-by: Dylan Reid <dgreid@chromium.org> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2014-02-19ALSA: hda/ca0132 - setup/cleanup streamsHsin-Yu Chao
When a HDMI stream is opened with the same stream tag as a following opened stream to ca0132, audio will be heard from two ports simultaneously. Fix this issue by change to use snd_hda_codec_setup_stream and snd_hda_codec_cleanup_stream instead, so that an inactive stream can be marked as 'dirty' when found with a conflict stream tag, and then get purified. Signed-off-by: Hsin-Yu Chao <hychao@chromium.org> Reviewed-by: Chih-Chung Chang <chihchung@chromium.org> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2014-02-19xfs: limit superblock corruption errors to actual corruptionEric Sandeen
Today, if xfs_sb_read_verify xfs_sb_verify xfs_mount_validate_sb detects superblock corruption, it'll be extremely noisy, dumping 2 stacks, 2 hexdumps, etc. This is because we call XFS_CORRUPTION_ERROR in xfs_mount_validate_sb as well as in xfs_sb_read_verify. Also, *any* errors in xfs_mount_validate_sb which are not corruption per se; things like too-big-blocksize, bad version, bad magic, v1 dirs, rw-incompat etc - things which do not return EFSCORRUPTED - will still do the whole XFS_CORRUPTION_ERROR spew when xfs_sb_read_verify sees any error at all. And it suggests to the user that they should run xfs_repair, even if the root cause of the mount failure is a simple incompatibility. I'll submit that the probably-not-corrupted errors don't warrant this much noise, so this patch removes the warning for anything other than EFSCORRUPTED returns, and replaces the lower-level XFS_CORRUPTION_ERROR with an xfs_notice(). Signed-off-by: Eric Sandeen <sandeen@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>