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2015-02-10Merge tag 'gfs2-merge-window' of ↵Linus Torvalds6-17/+8
git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-nmw Pull gfs2 updates from Steven Whitehouse: "This time we have mostly clean ups. There is a bug fix for a NULL dereference relating to ACLs, and another which improves (but does not fix entirely) an allocation fall-back code path. The other three patches are small clean ups" * tag 'gfs2-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-nmw: GFS2: Fix crash during ACL deletion in acl max entry check in gfs2_set_acl() GFS2: use __vmalloc GFP_NOFS for fs-related allocations. GFS2: Eliminate a nonsense goto GFS2: fix sprintf format specifier GFS2: Eliminate __gfs2_glock_remove_from_lru
2015-02-10Merge tag 'xfs-for-linus-3.20-rc1' of ↵Linus Torvalds39-892/+817
git://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs Pull xfs update from Dave Chinner: "This update contains: - RENAME_EXCHANGE support - Rework of the superblock logging infrastructure - Rework of the XFS_IOCTL_SETXATTR implementation * enables use inside user namespaces * fixes inconsistencies setting extent size hints - fixes for missing buffer type annotations used in log recovery - more consolidation of libxfs headers - preparation patches for block based PNFS support - miscellaneous bug fixes and cleanups" * tag 'xfs-for-linus-3.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs: (37 commits) xfs: only trace buffer items if they exist xfs: report proper f_files in statfs if we overshoot imaxpct xfs: fix panic_mask documentation xfs: xfs_ioctl_setattr_check_projid can be static xfs: growfs should use synchronous transactions xfs: fix behaviour of XFS_IOC_FSSETXATTR on directories xfs: factor projid hint checking out of xfs_ioctl_setattr xfs: factor extsize hint checking out of xfs_ioctl_setattr xfs: XFS_IOCTL_SETXATTR can run in user namespaces xfs: kill xfs_ioctl_setattr behaviour mask xfs: disaggregate xfs_ioctl_setattr xfs: factor out xfs_ioctl_setattr transaciton preamble xfs: separate xflags from xfs_ioctl_setattr xfs: FSX_NONBLOCK is not used xfs: don't allocate an ioend for direct I/O completions xfs: change kmem_free to use generic kvfree() xfs: factor out a xfs_update_prealloc_flags() helper xfs: remove incorrect error negation in attr_multi ioctl xfs: set superblock buffer type correctly xfs: set buf types when converting extent formats ...
2015-02-10Merge branch 'for_linus' of ↵Linus Torvalds21-244/+284
git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs Pull quota interface unification and misc cleanups from Jan Kara: "The first part of the series unifying XFS and VFS quota interfaces. This part unifies turning quotas on and off so quota-tools and xfs_quota can be used to manage any filesystem. This is useful so that userspace doesn't have to distinguish which filesystem it is working with. As a result we can then easily reuse tests for project quotas in XFS for ext4. This also contains minor cleanups and fixes for udf, isofs, and ext3" * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs: (23 commits) udf: remove bool assignment to 0/1 udf: use bool for done quota: Store maximum space limit in bytes quota: Remove quota_on_meta callback ocfs2: Use generic helpers for quotaon and quotaoff ext4: Use generic helpers for quotaon and quotaoff quota: Add ->quota_{enable,disable} callbacks for VFS quotas quota: Wire up ->quota_{enable,disable} callbacks into Q_QUOTA{ON,OFF} quota: Split ->set_xstate callback into two xfs: Remove some pointless quota checks xfs: Remove some useless flags tests xfs: Remove useless test quota: Verify flags passed to Q_SETINFO quota: Cleanup flags definitions ocfs2: Move OLQF_CLEAN flag out of generic quota flags quota: Don't store flags for v2 quota format jbd: drop jbd_ENOSYS debug udf: destroy sbi mutex in put_super udf: Check length of extended attributes and allocation descriptors udf: Remove repeated loads blocksize ...
2015-02-10Merge tag 'locks-v3.20-1' of git://git.samba.org/jlayton/linuxLinus Torvalds13-405/+510
Pull file locking related changes #1 from Jeff Layton: "This patchset contains a fairly major overhaul of how file locks are tracked within the inode. Rather than a single list, we now create a per-inode "lock context" that contains individual lists for the file locks, and a new dedicated spinlock for them. There are changes in other trees that are based on top of this set so it may be easiest to pull this in early" * tag 'locks-v3.20-1' of git://git.samba.org/jlayton/linux: locks: update comments that refer to inode->i_flock locks: consolidate NULL i_flctx checks in locks_remove_file locks: keep a count of locks on the flctx lists locks: clean up the lm_change prototype locks: add a dedicated spinlock to protect i_flctx lists locks: remove i_flock field from struct inode locks: convert lease handling to file_lock_context locks: convert posix locks to file_lock_context locks: move flock locks to file_lock_context ceph: move spinlocking into ceph_encode_locks_to_buffer and ceph_count_locks locks: add a new struct file_locking_context pointer to struct inode locks: have locks_release_file use flock_lock_file to release generic flock locks locks: add new struct list_head to struct file_lock
2015-02-10Merge tag 'pm+acpi-3.20-rc1' of ↵Linus Torvalds299-1828/+5316
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull ACPI and power management updates from Rafael Wysocki: "We have a few new features this time, including a new SFI-based cpufreq driver, a new devfreq driver for Tegra Activity Monitor, a new devfreq class for providing its governors with raw utilization data and a new ACPI driver for AMD SoCs. Still, the majority of changes here are reworks of existing code to make it more straightforward or to prepare it for implementing new features on top of it. The primary example is the rework of ACPI resources handling from Jiang Liu, Thomas Gleixner and Lv Zheng with support for IOAPIC hotplug implemented on top of it, but there is quite a number of changes of this kind in the cpufreq core, ACPICA, ACPI EC driver, ACPI processor driver and the generic power domains core code too. The most active developer is Viresh Kumar with his cpufreq changes. Specifics: - Rework of the core ACPI resources parsing code to fix issues in it and make using resource offsets more convenient and consolidation of some resource-handing code in a couple of places that have grown analagous data structures and code to cover the the same gap in the core (Jiang Liu, Thomas Gleixner, Lv Zheng). - ACPI-based IOAPIC hotplug support on top of the resources handling rework (Jiang Liu, Yinghai Lu). - ACPICA update to upstream release 20150204 including an interrupt handling rework that allows drivers to install raw handlers for ACPI GPEs which then become entirely responsible for the given GPE and the ACPICA core code won't touch it (Lv Zheng, David E Box, Octavian Purdila). - ACPI EC driver rework to fix several concurrency issues and other problems related to events handling on top of the ACPICA's new support for raw GPE handlers (Lv Zheng). - New ACPI driver for AMD SoCs analogous to the LPSS (Low-Power Subsystem) driver for Intel chips (Ken Xue). - Two minor fixes of the ACPI LPSS driver (Heikki Krogerus, Jarkko Nikula). - Two new blacklist entries for machines (Samsung 730U3E/740U3E and 510R) where the native backlight interface doesn't work correctly while the ACPI one does (Hans de Goede). - Rework of the ACPI processor driver's handling of idle states to make the code more straightforward and less bloated overall (Rafael J Wysocki). - Assorted minor fixes related to ACPI and SFI (Andreas Ruprecht, Andy Shevchenko, Hanjun Guo, Jan Beulich, Rafael J Wysocki, Yaowei Bai). - PCI core power management modification to avoid resuming (some) runtime-suspended devices during system suspend if they are in the right states already (Rafael J Wysocki). - New SFI-based cpufreq driver for Intel platforms using SFI (Srinidhi Kasagar). - cpufreq core fixes, cleanups and simplifications (Viresh Kumar, Doug Anderson, Wolfram Sang). - SkyLake CPU support and other updates for the intel_pstate driver (Kristen Carlson Accardi, Srinivas Pandruvada). - cpufreq-dt driver cleanup (Markus Elfring). - Init fix for the ARM big.LITTLE cpuidle driver (Sudeep Holla). - Generic power domains core code fixes and cleanups (Ulf Hansson). - Operating Performance Points (OPP) core code cleanups and kernel documentation update (Nishanth Menon). - New dabugfs interface to make the list of PM QoS constraints available to user space (Nishanth Menon). - New devfreq driver for Tegra Activity Monitor (Tomeu Vizoso). - New devfreq class (devfreq_event) to provide raw utilization data to devfreq governors (Chanwoo Choi). - Assorted minor fixes and cleanups related to power management (Andreas Ruprecht, Krzysztof Kozlowski, Rickard Strandqvist, Pavel Machek, Todd E Brandt, Wonhong Kwon). - turbostat updates (Len Brown) and cpupower Makefile improvement (Sriram Raghunathan)" * tag 'pm+acpi-3.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (151 commits) tools/power turbostat: relax dependency on APERF_MSR tools/power turbostat: relax dependency on invariant TSC Merge branch 'pci/host-generic' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci into acpi-resources tools/power turbostat: decode MSR_*_PERF_LIMIT_REASONS tools/power turbostat: relax dependency on root permission ACPI / video: Add disable_native_backlight quirk for Samsung 510R ACPI / PM: Remove unneeded nested #ifdef USB / PM: Remove unneeded #ifdef and associated dead code intel_pstate: provide option to only use intel_pstate with HWP ACPI / EC: Add GPE reference counting debugging messages ACPI / EC: Add query flushing support ACPI / EC: Refine command storm prevention support ACPI / EC: Add command flushing support. ACPI / EC: Introduce STARTED/STOPPED flags to replace BLOCKED flag ACPI: add AMD ACPI2Platform device support for x86 system ACPI / table: remove duplicate NULL check for the handler of acpi_table_parse() ACPI / EC: Update revision due to raw handler mode. ACPI / EC: Reduce ec_poll() by referencing the last register access timestamp. ACPI / EC: Fix several GPE handling issues by deploying ACPI_GPE_DISPATCH_RAW_HANDLER mode. ACPICA: Events: Enable APIs to allow interrupt/polling adaptive request based GPE handling model ...
2015-02-10Merge tag 'pci-v3.20-changes' of ↵Linus Torvalds51-978/+744
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci Pull PCI changes from Bjorn Helgaas: "Enumeration - Move domain assignment from arm64 to generic code (Lorenzo Pieralisi) - ARM: Remove artificial dependency on pci_sys_data domain (Lorenzo Pieralisi) - ARM: Move to generic PCI domains (Lorenzo Pieralisi) - Generate uppercase hex for modalias var in uevent (Ricardo Ribalda Delgado) - Add and use generic config accessors on ARM, PowerPC (Rob Herring) Resource management - Free resources on failure in of_pci_get_host_bridge_resources() (Lorenzo Pieralisi) - Fix infinite loop with ROM image of size 0 (Michel Dänzer) PCI device hotplug - Handle surprise add even if surprise removal isn't supported (Bjorn Helgaas) Virtualization - Mark AMD/ATI VGA devices that don't reset on D3hot->D0 transition (Alex Williamson) - Add DMA alias quirk for Adaptec 3405 (Alex Williamson) - Add Wellsburg (X99) to Intel PCH root port ACS quirk (Alex Williamson) - Add ACS quirk for Emulex NICs (Vasundhara Volam) MSI - Fail MSI-X mappings if there's no space assigned to MSI-X BAR (Yijing Wang) Freescale Layerscape host bridge driver - Fix platform_no_drv_owner.cocci warnings (Julia Lawall) NVIDIA Tegra host bridge driver - Remove unnecessary tegra_pcie_fixup_bridge() (Lucas Stach) Renesas R-Car host bridge driver - Fix error handling of irq_of_parse_and_map() (Dmitry Torokhov) TI Keystone host bridge driver - Fix error handling of irq_of_parse_and_map() (Dmitry Torokhov) - Fix misspelling of current function in debug output (Julia Lawall) Xilinx AXI host bridge driver - Fix harmless format string warning (Arnd Bergmann) Miscellaneous - Use standard parsing functions for ASPM sysfs setters (Chris J Arges) - Add pci_device_to_OF_node() stub for !CONFIG_OF (Kevin Hao) - Delete unnecessary NULL pointer checks (Markus Elfring) - Add and use defines for PCIe Max_Read_Request_Size (Rafał Miłecki) - Include clk.h instead of clk-private.h (Stephen Boyd)" * tag 'pci-v3.20-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (48 commits) PCI: Add pci_device_to_OF_node() stub for !CONFIG_OF PCI: xilinx: Convert to use generic config accessors PCI: xgene: Convert to use generic config accessors PCI: tegra: Convert to use generic config accessors PCI: rcar: Convert to use generic config accessors PCI: generic: Convert to use generic config accessors powerpc/powermac: Convert PCI to use generic config accessors powerpc/fsl_pci: Convert PCI to use generic config accessors ARM: ks8695: Convert PCI to use generic config accessors ARM: sa1100: Convert PCI to use generic config accessors ARM: integrator: Convert PCI to use generic config accessors PCI: versatile: Add DT-based ARM Versatile PB PCIe host driver ARM: dts: versatile: add PCI controller binding of/pci: Free resources on failure in of_pci_get_host_bridge_resources() PCI: versatile: Add DT docs for ARM Versatile PB PCIe driver PCI: Fail MSI-X mappings if there's no space assigned to MSI-X BAR r8169: use PCI define for Max_Read_Request_Size [SCSI] esas2r: use PCI define for Max_Read_Request_Size tile: use PCI define for Max_Read_Request_Size rapidio/tsi721: use PCI define for Max_Read_Request_Size ...
2015-02-10Merge tag 'stable/for-linus-3.20-rc0-tag' of ↵Linus Torvalds28-594/+509
git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip Pull xen features and fixes from David Vrabel: - Reworked handling for foreign (grant mapped) pages to simplify the code, enable a number of additional use cases and fix a number of long-standing bugs. - Prefer the TSC over the Xen PV clock when dom0 (and the TSC is stable). - Assorted other cleanup and minor bug fixes. * tag 'stable/for-linus-3.20-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: (25 commits) xen/manage: Fix USB interaction issues when resuming xenbus: Add proper handling of XS_ERROR from Xenbus for transactions. xen/gntdev: provide find_special_page VMA operation xen/gntdev: mark userspace PTEs as special on x86 PV guests xen-blkback: safely unmap grants in case they are still in use xen/gntdev: safely unmap grants in case they are still in use xen/gntdev: convert priv->lock to a mutex xen/grant-table: add a mechanism to safely unmap pages that are in use xen-netback: use foreign page information from the pages themselves xen: mark grant mapped pages as foreign xen/grant-table: add helpers for allocating pages x86/xen: require ballooned pages for grant maps xen: remove scratch frames for ballooned pages and m2p override xen/grant-table: pre-populate kernel unmap ops for xen_gnttab_unmap_refs() mm: add 'foreign' alias for the 'pinned' page flag mm: provide a find_special_page vma operation x86/xen: cleanup arch/x86/xen/mmu.c x86/xen: add some __init annotations in arch/x86/xen/mmu.c x86/xen: add some __init and static annotations in arch/x86/xen/setup.c x86/xen: use correct types for addresses in arch/x86/xen/setup.c ...
2015-02-10Merge tag 'microblaze-3.20-rc1' of git://git.monstr.eu/linux-2.6-microblazeLinus Torvalds23-88/+49
Pull Microblaze pupdates from Michal Simek: - Remove various compilation errors - Various code cleanup patches - Add missing MB versions/architectures for autodetection * tag 'microblaze-3.20-rc1' of git://git.monstr.eu/linux-2.6-microblaze: microblaze: Remove *.dtb files in make clean microblaze: whitespace fix microblaze/uaccess: fix sparse errors microblaze: intc: Reformat output microblaze: intc: Refactor DT sanity check microblaze: intc: Don't override error codes microblaze: Add target architecture microblaze: Add missing PVR version codes microblaze: Fix variable types to remove W=1 warning microblaze: Use unsigned type for limit comparison in cache.c microblaze: Use unsigned type for proper comparison in cpuinfo*.c microblaze: Use unsigned type for "for" loop because of comparison-kgdb.c microblaze: Change extern inline to static inline microblaze: Mark get_frame_size as static microblaze: Use unsigned return type in do_syscall_trace_enter microblaze: Declare microblaze_kgdb_break in header microblaze: Remove unused prom header from reset.c microblaze: Remove unused prom_parse.c microblaze: Wire-up execveat syscall microblaze: Use empty asm-generic/linkage.h
2015-02-10Merge branch 'for-linus' of ↵Linus Torvalds26-377/+782
git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k Pull m68k updates from Geert Uytterhoeven: "Summary: - switch to asm-generic/futex.h - various cleanups - defconfig updates" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k: m68k/defconfig: Enable Ethernet bridging m68k/defconfig: Enable Atari EtherNAT and EtherNEC Ethernet support m68k/defconfig: Enable automounting of devtmpfs at /dev m68k/defconfig: Enable early printk support m68k/defconfig: Enable test modules m68k/defconfig: Refresh defconfigs for v3.16-rc1--v3.19-rc2 m68k/atari: Remove obsolete IRQ_TYPE_* sound: dmasound_atari: Remove obsolete IRQ_TYPE_SLOW video: atafb: Remove obsolete IRQ_TYPE_PRIO parport: parport_atari: Remove obsolete IRQ_TYPE_SLOW net: atarilance: Remove obsolete IRQ_TYPE_PRIO m68k/atari: Remove obsolete keyboard_tasklet scheduling m68k/mac: Fix scsi_type for Mac LC and similar models m68k: Switch to asm-generic/futex.h m68k/mvme147: config.c - Remove unused functions m68k/atari: atakeyb.c - Remove some unused functions m68k/mvme16x: rtc - Don't use module_init in non-modular code
2015-02-10microblaze: Remove *.dtb files in make cleanMichal Simek2-4/+1
dts/Makefile is called only for simpleImage target which is causing that *.dtb are not removed. This patch fix it. Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2015-02-10Merge branch 'pm-tools'Rafael J. Wysocki4-96/+314
* pm-tools: tools/power turbostat: relax dependency on APERF_MSR tools/power turbostat: relax dependency on invariant TSC tools/power turbostat: decode MSR_*_PERF_LIMIT_REASONS tools/power turbostat: relax dependency on root permission cpupower Makefile change to help run the tool without 'make install'
2015-02-10Merge branch 'pm-cpufreq'Rafael J. Wysocki13-239/+386
* pm-cpufreq: (46 commits) intel_pstate: provide option to only use intel_pstate with HWP cpufreq-dt: Drop unnecessary check before cpufreq_cooling_unregister() invocation cpufreq: Create for_each_governor() cpufreq: Create for_each_policy() cpufreq: Drop cpufreq_disabled() check from cpufreq_cpu_{get|put}() cpufreq: Set cpufreq_cpu_data to NULL before putting kobject intel_pstate: honor user space min_perf_pct override on resume intel_pstate: respect cpufreq policy request intel_pstate: Add num_pstates to sysfs intel_pstate: expose turbo range to sysfs intel_pstate: Add support for SkyLake cpufreq: stats: drop unnecessary locking cpufreq: stats: don't update stats on false notifiers cpufreq: stats: don't update stats from show_trans_table() cpufreq: stats: time_in_state can't be NULL in cpufreq_stats_update() cpufreq: stats: create sysfs group once we are ready cpufreq: remove CPUFREQ_UPDATE_POLICY_CPU notifications cpufreq: stats: drop 'cpu' field of struct cpufreq_stats cpufreq: Remove (now) unused 'last_cpu' from struct cpufreq_policy cpufreq: stats: rename 'struct cpufreq_stats' objects as 'stats' ...
2015-02-10Merge branches 'pm-sleep' and 'pm-runtime'Rafael J. Wysocki5-19/+11
* pm-sleep: PM / hibernate: exclude freed pages from allocated pages printout PM / sleep: export suspend_resume trace event PM / sleep: Mention async suspend in PM_TRACE documentation PM / hibernate: Remove unused function * pm-runtime: ACPI / PM: Remove unneeded nested #ifdef USB / PM: Remove unneeded #ifdef and associated dead code
2015-02-10Merge branch 'pm-domains'Rafael J. Wysocki4-109/+72
* pm-domains: PM: Convert dev_pm_put_subsys_data() into a void function PM: Update function header for dev_pm_get_subsys_data() PM / Domains: Handle errors from genpd's ->attach_dev() callback PM / Domains: Re-order initialization of generic_pm_domain_data PM / Domains: Free pm_subsys_data in error path in __pm_genpd_add_device() PM / Domains: Eliminate the mutex for the generic_pm_domain_data PM / Domains: Don't check for an existing device when adding a new PM / Domains: Don't allow an existing generic_pm_domain_data PM / Domains: Remove reference counting for the generic_pm_domain_data PM / Domains: Rename __pm_genpd_alloc|free_dev_data() PM / Domains: Remove pm_genpd_dev_need_restore() API
2015-02-10Merge branches 'pm-qos', 'pm-opp' and 'pm-devfreq'Rafael J. Wysocki13-46/+2272
* pm-qos: PM / QoS: Use lockdep asserts to find missing hold of power.lock PM / QoS: Add debugfs support to view the list of constraints * pm-opp: PM / OPP: Assert RCU lock in exported functions PM / OPP: Update kernel documentation PM / OPP: Ensure consistent naming of static functions PM / OPP: export dev_pm_opp_get_notifier * pm-devfreq: PM / devfreq: event: Add documentation for exynos-ppmu devfreq-event driver devfreq: Fix build break of devfreq-event class PM / devfreq: event: Add devfreq_event class PM / devfreq: tegra: add devfreq driver for Tegra Activity Monitor
2015-02-10Merge branches 'pm-pci' and 'pm-cpuidle'Rafael J. Wysocki5-5/+59
* pm-pci: PCI / PM: Avoid resuming PCI devices during system suspend * pm-cpuidle: drivers: cpuidle: Don't initialize big.LITTLE driver if MCPM is unavailable
2015-02-10Merge branch 'acpi-resources'Rafael J. Wysocki30-450/+873
* acpi-resources: (23 commits) Merge branch 'pci/host-generic' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci into acpi-resources x86/irq, ACPI: Implement ACPI driver to support IOAPIC hotplug ACPI: Add interfaces to parse IOAPIC ID for IOAPIC hotplug x86/PCI: Refine the way to release PCI IRQ resources x86/PCI/ACPI: Use common ACPI resource interfaces to simplify implementation x86/PCI: Fix the range check for IO resources PCI: Use common resource list management code instead of private implementation resources: Move struct resource_list_entry from ACPI into resource core ACPI: Introduce helper function acpi_dev_filter_resource_type() ACPI: Add field offset to struct resource_list_entry ACPI: Translate resource into master side address for bridge window resources ACPI: Return translation offset when parsing ACPI address space resources ACPI: Enforce stricter checks for address space descriptors ACPI: Set flag IORESOURCE_UNSET for unassigned resources ACPI: Normalize return value of resource parser functions ACPI: Fix a bug in parsing ACPI Memory24 resource ACPI: Add prefetch decoding to the address space parser ACPI: Move the window flag logic to the combined parser ACPI: Unify the parsing of address_space and ext_address_space ACPI: Let the parser return false for disabled resources ...
2015-02-10Merge branch 'acpi-processor'Rafael J. Wysocki1-130/+52
* acpi-processor: ACPI / cpuidle: Common callback routine for entering states ACPI / cpuidle: Merge acpi_idle_enter_c1() and acpi_idle_enter_simple() ACPI / cpuidle: Drop flags.bm_check tests from acpi_idle_enter_bm() ACPI / cpuidle: Clean up white space in a switch statement ACPI / cpuidle: Drop irrelevant comment from acpi_idle_enter_simple() ACPI / cpuidle: Clean up fallback to C1 checks ACPI / cpuidle: Drop unnecessary calls from ->enter callback routines ACPI / cpuidle: Drop unnecessary calls from acpi_idle_do_entry()
2015-02-10Merge branches 'acpi-doc', 'acpi-pm', 'acpi-pcc' and 'acpi-tables'Rafael J. Wysocki7-36/+10
* acpi-doc: MAINTAINERS / ACPI: add the necessary '/' according to entry rules ACPI / Documentation: add a missing '=' * acpi-pm: ACPI / sleep: mark acpi_sleep_dmi_check() __init * acpi-pcc: ACPI / PCC: Use pr_debug() for debug messages in pcc_init() * acpi-tables: ACPI / table: remove duplicate NULL check for the handler of acpi_table_parse()
2015-02-10Merge branches 'acpi-video' and 'acpi-soc'Rafael J. Wysocki7-2/+186
* acpi-video: ACPI / video: Add disable_native_backlight quirk for Samsung 510R ACPI / video: Add disable_native_backlight quirk for Samsung 730U3E/740U3E * acpi-soc: ACPI: add AMD ACPI2Platform device support for x86 system ACPI / LPSS: Remove non-existing clock control from Intel Lynxpoint I2C ACPI / LPSS: check the result of ioremap()
2015-02-10Merge branch 'acpi-ec'Rafael J. Wysocki2-131/+419
* acpi-ec: ACPI / EC: Add GPE reference counting debugging messages ACPI / EC: Add query flushing support ACPI / EC: Refine command storm prevention support ACPI / EC: Add command flushing support. ACPI / EC: Introduce STARTED/STOPPED flags to replace BLOCKED flag ACPI / EC: Update revision due to raw handler mode. ACPI / EC: Reduce ec_poll() by referencing the last register access timestamp. ACPI / EC: Fix several GPE handling issues by deploying ACPI_GPE_DISPATCH_RAW_HANDLER mode. ACPI / EC: Cleanup QR_EC related code ACPI / EC: Fix issues related to the SCI_EVT handling ACPI / EC: Fix a code path that global lock is not held ACPI / EC: Fix returning values in acpi_ec_sync_query() ACPI / EC: Add reference counting for query handlers ACPI / EC: Cleanup transaction wakeup code
2015-02-10Merge branch 'acpica'Rafael J. Wysocki216-586/+686
* acpica: ACPICA: Events: Enable APIs to allow interrupt/polling adaptive request based GPE handling model ACPICA: Events: Introduce acpi_set_gpe()/acpi_finish_gpe() to reduce divergences ACPICA: Events: Introduce ACPI_GPE_DISPATCH_RAW_HANDLER to fix 2 issues for the current GPE APIs ACPICA: Update version to 20150204 ACPICA: Update Copyright headers to 2015 ACPICA: Hardware: Cast GPE enable_mask before storing ACPICA: Events: Cleanup GPE dispatcher type obtaining code ACPICA: Events: Cleanup to move acpi_gbl_global_event_handler invocation out of acpi_ev_gpe_dispatch() ACPICA: Events: Cleanup of resetting the GPE handler to NULL before removing ACPICA: Events: Fix uninitialized variable ACPICA: Events: Remove acpi_ev_valid_gpe_event() due to current restriction ACPICA: Events: Remove duplicated sanity check in acpi_ev_enable_gpe() ACPICA: Events: Back port "ACPICA: Save current masks of enabled GPEs after enable register writes" ACPICA: Resources: Provide common part for struct acpi_resource_address structures. ACPI: Introduce acpi_unload_parent_table() usages in Linux kernel ACPICA: take ACPI_MTX_INTERPRETER in acpi_unload_table_id()
2015-02-10GFS2: Fix crash during ACL deletion in acl max entry check in gfs2_set_acl()Andrew Elble1-1/+1
Fixes: e01580bf9e ("gfs2: use generic posix ACL infrastructure") Reported-by: Eric Meddaugh <etmsys@rit.edu> Tested-by: Eric Meddaugh <etmsys@rit.edu> Signed-off-by: Andrew Elble <aweits@rit.edu> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
2015-02-09Merge branch 'for-3.20' of ↵Linus Torvalds27-230/+563
git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata Pull libata changes from Tejun Heo: "Mostly driver-specific changes. Nothing too noteworthy. This pull request contains three merges from for-3.19-fixes. The first two are to pull ahci_xgene and sata_dwc_460ex fix commits which are depended upon by later changes. The last one is to pull in a fix patch which missed the v3.19-rc window" * 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: (24 commits) ahci_xgene: Fix the dma state machine lockup for the ATA_CMD_SMART PIO mode command. ata: libahci: Use of_platform_device_create only if supported sata_mv: Delete unnecessary checks before the function call "phy_power_off" ata: Delete unnecessary checks before the function call "pci_dev_put" ata: pata_platform: fix owner module reference mismatch for scsi host ata: ahci_platform: fix owner module reference mismatch for scsi host pata_pdc2027x: Use 64-bit timekeeping ata: libahci: Fix devres cleanup on failure ata: libahci: Allow using multiple regulators Documentation: bindings: Add the regulator property to the sub-nodes AHCI bindings ata: libahci: Clean-up the ahci_platform_en/disable_phys functions sata_rcar: extend PM methods sata_dwc_460ex: disable compilation on ARM and ARM64 ata: libata-core: Remove unused function sata_dwc_460ex: convert to devm_kzalloc in ->probe() sata_dwc_460ex: remove extra message sata_dwc_460ex: use np local variable in ->probe() sata_dwc_460ex: fix most of the sparse warnings sata_dwc_460ex: enable COMPILE_TEST for the driver sata_dwc_460ex: remove redundant dev_set_drvdata ...
2015-02-09Merge branch 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wqLinus Torvalds1-6/+2
Pull workqueue changes from Tejun Heo: "One cosmetic cleanup patch" * 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue.h: remove loops of single statement macros
2015-02-09Merge branch 'for-3.20' of ↵Linus Torvalds3-4/+10
git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup Pull cgroup changes from Tejun Heo: "Three mostly trivial patches. The biggest change is that blkio is now initialized before memcg which will be needed to make memcg and blkcg cooperate on writeback IOs" * 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup: add dummy css_put() for !CONFIG_CGROUPS cgroup: reorder SUBSYS(blkio) in cgroup_subsys.h Update of Documentation/cgroups/00-INDEX
2015-02-09Merge branch 'for-3.20' of ↵Linus Torvalds1-3/+31
git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu Pull percpu changes from Tejun Heo: "Nothing too interesting. One cleanup patch and another to add a trivial state check function" * 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu: percpu_ref: implement percpu_ref_is_dying() percpu_ref: remove unnecessary ACCESS_ONCE() in percpu_ref_tryget_live()
2015-02-09Merge tag 'edac_for_3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bpLinus Torvalds10-33/+578
Pull EDAC updates from Borislav Petkov: - a new synopsys_edac.c driver for the Synopsys DDR controller, from Punnaiah Choudary Kalluri. - minor fixes/cleanups all around - Mauro and I are adding the repo URLs to MAINTAINERS since people asked for trees to base upcoming work on. * tag 'edac_for_3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp: EDAC: Add repo URLs to MAINTAINERS EDAC, mv64x60_edac: Fix an error code in probe() EDAC: edac_mc_sysfs: Make stuff static EDAC: Fix the leak of mci->bus->name when bus_register fails edac: i5100_edac: Remove unused i5100_recmema_dm_buf_id EDAC, synps: Add EDAC support for zynq ddr ecc controller mpc85xx_edac: Fix a typo in comments EDAC, mce_amd_inj: Fix sparse non static symbol warning
2015-02-09Merge branch 'x86-ras-for-linus' of ↵Linus Torvalds3-16/+67
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 RAS update from Ingo Molnar: "The changes in this cycle were: - allow mmcfg access to APEI error injection handlers - improve MCE error messages - smaller cleanups" * 'x86-ras-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86, mce: Fix sparse errors x86, mce: Improve timeout error messages ACPI, EINJ: Enhance error injection tolerance level
2015-02-09Merge branch 'x86-mm-for-linus' of ↵Linus Torvalds2-23/+11
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 mm cleanups from Ingo Molnar: "Two cleanups: simplify parse_setup_data() and sanitize_e820_map() usage" * 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86, e820: Clean up sanitize_e820_map() users x86, setup: Let early_memremap() handle page alignment
2015-02-09Merge branch 'x86-platform-for-linus' of ↵Linus Torvalds3-25/+86
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 SoC updates from Ingo Molnar: "Various Intel Atom SoC updates (mostly to enhance debuggability), plus an apb_timer cleanup" * 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86: pmc_atom: Expose contents of PSS x86: pmc_atom: Clean up init function x86: pmc-atom: Remove unused macro x86: pmc_atom: don%27t check for NULL twice x86: pmc-atom: Assign debugfs node as soon as possible x86/platform: Remove unused function from apb_timer.c
2015-02-09Merge branch 'x86-fpu-for-linus' of ↵Linus Torvalds4-25/+42
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 fpu updates from Ingo Molnar: "Initial round of kernel_fpu_begin/end cleanups from Oleg Nesterov, plus a cleanup from Borislav Petkov" * 'x86-fpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86, fpu: Fix math_state_restore() race with kernel_fpu_begin() x86, fpu: Don't abuse has_fpu in __kernel_fpu_begin/end() x86, fpu: Introduce per-cpu in_kernel_fpu state x86/fpu: Use a symbolic name for asm operand
2015-02-09Merge branch 'x86-efi-for-linus' of ↵Linus Torvalds14-35/+58
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull EFI updates from Ingo Molnar: "Main changes: - Move efivarfs from the misc filesystem section to pseudo filesystem - Expose firmware platform size in sysfs - Improve robustness of get_memory_map() by removing assumptions on the size of efi_memory_desc_t. - various cleanups and fixes The biggest risk is the get_memory_map() change, which changes the way that both the arm64 and x86 EFI boot stub build the early memory map. There are no known regressions with it at the moment, BYMMV" * 'x86-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: efi: Don't look for chosen@0 node on DT platforms firmware: efi: Remove unneeded guid unparse efi/libstub: Call get_memory_map() to obtain map and desc sizes efi: Small leak on error in runtime map code efi: rtc-efi: Mark UIE as unsupported arm64/efi: efistub: Apply __init annotation efi: Expose underlying UEFI firmware platform size to userland efi: Rename efi_guid_unparse to efi_guid_to_str efi: Update the URLs for efibootmgr fs: Make efivarfs a pseudo filesystem, built by default with EFI
2015-02-09Merge branch 'x86-cleanups-for-linus' of ↵Linus Torvalds5-18/+14
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 cleanups from Ingo Molnar: "Misc cleanups" * 'x86-cleanups-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/rtc: Remove duplicate const specifier x86, early_serial_console: Remove unnecessary check x86, early_serial_console: Remove unused macro XMTRDY x86, setup: Rename BOOT_ISDIGIT_H to BOOT_CTYPE_H x86, CPU: Fix trivial printk formatting issues with dmesg
2015-02-09Merge branch 'x86-asm-for-linus' of ↵Linus Torvalds15-310/+325
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 asm changes from Ingo Molnar: "The main changes in this cycle were the x86/entry and sysret enhancements from Andy Lutomirski, see merge commits 772a9aca125 and b57c0b5175dd for details" [ Exectutive summary: IST exceptions that interrupt user space will run on the regular kernel stack instead of the IST stack. Which simplifies things particularly on return to user space. The sysret cleanup ends up simplifying the logic on when we can use sysret vs when we have to use iret. - Linus ] * 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86_64, entry: Remove the syscall exit audit and schedule optimizations x86_64, entry: Use sysret to return to userspace when possible x86, traps: Fix ist_enter from userspace x86, vdso: teach 'make clean' remove vdso64 binaries x86_64 entry: Fix RCX for ptraced syscalls x86: entry_64.S: fold SAVE_ARGS_IRQ macro into its sole user x86: ia32entry.S: fix wrong symbolic constant usage: R11->ARGOFFSET x86: entry_64.S: delete unused code x86, mce: Get rid of TIF_MCE_NOTIFY and associated mce tricks x86, traps: Add ist_begin_non_atomic and ist_end_non_atomic x86: Clean up current_stack_pointer x86, traps: Track entry into and exit from IST context x86, entry: Switch stacks on a paranoid entry from userspace
2015-02-09Merge branch 'x86-apic-for-linus' of ↵Linus Torvalds18-501/+436
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 APIC updates from Ingo Molnar: "Continued fallout of the conversion of the x86 IRQ code to the hierarchical irqdomain framework: more cleanups, simplifications, memory allocation behavior enhancements, mainly in the interrupt remapping and APIC code" * 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (44 commits) x86, init: Fix UP boot regression on x86_64 iommu/amd: Fix irq remapping detection logic x86/acpi: Make acpi_[un]register_gsi_ioapic() depend on CONFIG_X86_LOCAL_APIC x86: Consolidate boot cpu timer setup x86/apic: Reuse apic_bsp_setup() for UP APIC setup x86/smpboot: Sanitize uniprocessor init x86/smpboot: Move apic init code to apic.c init: Get rid of x86isms x86/apic: Move apic_init_uniprocessor code x86/smpboot: Cleanup ioapic handling x86/apic: Sanitize ioapic handling x86/ioapic: Add proper checks to setp/enable_IO_APIC() x86/ioapic: Provide stub functions for IOAPIC%3Dn x86/smpboot: Move smpboot inlines to code x86/x2apic: Use state information for disable x86/x2apic: Split enable and setup function x86/x2apic: Disable x2apic from nox2apic setup x86/x2apic: Add proper state tracking x86/x2apic: Clarify remapping mode for x2apic enablement x86/x2apic: Move code in conditional region ...
2015-02-09Merge branch 'timers-core-for-linus' of ↵Linus Torvalds11-104/+120
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull timer updates from Ingo Molnar: "The main changes in this cycle were: - rework hrtimer expiry calculation in hrtimer_interrupt(): the previous code had a subtle bug where expiry caching would miss an expiry, resulting in occasional bogus (late) expiry of hrtimers. - continuing Y2038 fixes - ktime division optimization - misc smaller fixes and cleanups" * 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: hrtimer: Make __hrtimer_get_next_event() static rtc: Convert rtc_set_ntp_time() to use timespec64 rtc: Remove redundant rtc_valid_tm() from rtc_hctosys() rtc: Modify rtc_hctosys() to address y2038 issues rtc: Update rtc-dev to use y2038-safe time interfaces rtc: Update interface.c to use y2038-safe time interfaces time: Expose get_monotonic_boottime64 for in-kernel use time: Expose getboottime64 for in-kernel uses ktime: Optimize ktime_divns for constant divisors hrtimer: Prevent stale expiry time in hrtimer_interrupt() ktime.h: Introduce ktime_ms_delta
2015-02-09Merge branch 'sched-core-for-linus' of ↵Linus Torvalds11-77/+197
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull scheduler updates from Ingo Molnar: "The main scheduler changes in this cycle were: - various sched/deadline fixes and enhancements - rescheduling latency fixes/cleanups - rework the rq->clock code to be more consistent and more robust. - minor micro-optimizations - ->avg.decay_count fixes - add a stack overflow check to might_sleep() - idle-poll handler fix, possibly resulting in power savings - misc smaller updates and fixes" * 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/Documentation: Remove unneeded word sched/wait: Introduce wait_on_bit_timeout() sched: Pull resched loop to __schedule() callers sched/deadline: Remove cpu_active_mask from cpudl_find() sched: Fix hrtick_start() on UP sched/deadline: Avoid pointless __setscheduler() sched/deadline: Fix stale yield state sched/deadline: Fix hrtick for a non-leftmost task sched/deadline: Modify cpudl::free_cpus to reflect rd->online sched/idle: Add missing checks to the exit condition of cpu_idle_poll() sched: Fix missing preemption opportunity sched/rt: Reduce rq lock contention by eliminating locking of non-feasible target sched/debug: Print rq->clock_task sched/core: Rework rq->clock update skips sched/core: Validate rq_clock*() serialization sched/core: Remove check of p->sched_class sched/fair: Fix sched_entity::avg::decay_count initialization sched/debug: Fix potential call to __ffs(0) in sched_show_task() sched/debug: Check for stack overflow in ___might_sleep() sched/fair: Fix the dealing with decay_count in __synchronize_entity_decay()
2015-02-09Merge branch 'perf-core-for-linus' of ↵Linus Torvalds76-666/+1611
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull perf updates from Ingo Molnar: "Kernel side changes: - AMD range breakpoints support: Extend breakpoint tools and core to support address range through perf event with initial backend support for AMD extended breakpoints. The syntax is: perf record -e mem:addr/len:type For example set write breakpoint from 0x1000 to 0x1200 (0x1000 + 512) perf record -e mem:0x1000/512:w - event throttling/rotating fixes - various event group handling fixes, cleanups and general paranoia code to be more robust against bugs in the future. - kernel stack overhead fixes User-visible tooling side changes: - Show precise number of samples in at the end of a 'record' session, if processing build ids, since we will then traverse the whole perf.data file and see all the PERF_RECORD_SAMPLE records, otherwise stop showing the previous off-base heuristicly counted number of "samples" (Namhyung Kim). - Support to read compressed module from build-id cache (Namhyung Kim) - Enable sampling loads and stores simultaneously in 'perf mem' (Stephane Eranian) - 'perf diff' output improvements (Namhyung Kim) - Fix error reporting for evsel pgfault constructor (Arnaldo Carvalho de Melo) Tooling side infrastructure changes: - Cache eh/debug frame offset for dwarf unwind (Namhyung Kim) - Support parsing parameterized events (Cody P Schafer) - Add support for IP address formats in libtraceevent (David Ahern) Plus other misc fixes" * 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (48 commits) perf: Decouple unthrottling and rotating perf: Drop module reference on event init failure perf: Use POLLIN instead of POLL_IN for perf poll data in flag perf: Fix put_event() ctx lock perf: Fix move_group() order perf: Fix event->ctx locking perf: Add a bit of paranoia perf symbols: Convert lseek + read to pread perf tools: Use perf_data_file__fd() consistently perf symbols: Support to read compressed module from build-id cache perf evsel: Set attr.task bit for a tracking event perf header: Set header version correctly perf record: Show precise number of samples perf tools: Do not use __perf_session__process_events() directly perf callchain: Cache eh/debug frame offset for dwarf unwind perf tools: Provide stub for missing pthread_attr_setaffinity_np perf evsel: Don't rely on malloc working for sz 0 tools lib traceevent: Add support for IP address formats perf ui/tui: Show fatal error message only if exists perf tests: Fix typo in sample-parsing.c ...
2015-02-10Merge branch 'turbostat' of ↵Rafael J. Wysocki3-95/+313
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux into pm-tools Pull turbostate changes for v3.20 from Len Brown. * 'turbostat' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux: tools/power turbostat: relax dependency on APERF_MSR tools/power turbostat: relax dependency on invariant TSC tools/power turbostat: decode MSR_*_PERF_LIMIT_REASONS tools/power turbostat: relax dependency on root permission
2015-02-09tools/power turbostat: relax dependency on APERF_MSRLen Brown2-45/+68
While turbostat is significantly less useful on systems with no APERF_MSR, it seems more friendly to run on such systems and report what we can, rather than refusing to run. Update man page to reflect recent changes. Signed-off-by: Len Brown <len.brown@intel.com>
2015-02-09tools/power turbostat: relax dependency on invariant TSCLen Brown1-39/+75
Turbostat can be useful on systems that do not support invariant TSC, so allow it to run on those systgems. All arithmetic in turbostat using the TSC value is per-processsor, so it does not depend on the TSC values being in sync acrosss processors. Turbostat uses gettimeofday() for the measurement interval rather than using the TSC directly, so that key metric is also immune from variable TSC. Turbostat prints a TSC sanity check column: TSC_MHz = TSC_delta/interval If this column is constant and is close to the processor base frequency, then the TSC is behaving properly. The other key turbostat columns are calculated this way: Avg_Mhz = APERF_delta/interval %Busy = MPERF_delta/TSC_delta Bzy_MHz = TSC_delta/APERF_delta/MPERF_delta/interval Tested on Core2 and Core2-Xeon, and so this patch includes a few other changes to remove the assumption that target systems are Nehalem and newer. Signed-off-by: Len Brown <len.brown@intel.com>
2015-02-09Merge branch 'locking-core-for-linus' of ↵Linus Torvalds14-78/+78
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull core locking updates from Ingo Molnar: "The main changes are: - mutex, completions and rtmutex micro-optimizations - lock debugging fix - various cleanups in the MCS and the futex code" * 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: locking/rtmutex: Optimize setting task running after being blocked locking/rwsem: Use task->state helpers sched/completion: Add lock-free checking of the blocking case sched/completion: Remove unnecessary ->wait.lock serialization when reading completion state locking/mutex: Explicitly mark task as running after wakeup futex: Fix argument handling in futex_lock_pi() calls doc: Fix misnamed FUTEX_CMP_REQUEUE_PI op constants locking/Documentation: Update code path softirq/preempt: Add missing current->preempt_disable_ip update locking/osq: No need for load/acquire when acquire-polling locking/mcs: Better differentiate between MCS variants locking/mutex: Introduce ww_mutex_set_context_slowpath() locking/mutex: Move MCS related comments to proper location locking/mutex: Checking the stamp is WW only
2015-02-09Merge back earlier 'pm-tools' material for v3.20Rafael J. Wysocki1-1/+1
2015-02-09Merge branch 'sfi' of ↵Rafael J. Wysocki5-2/+150
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux into pm-cpufreq Pull SFI-based cpufreq driver for v3.20 from Len Brown. * 'sfi' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux: cpufreq: Add SFI based cpufreq driver support SFI: fix compiler warnings
2015-02-09Merge branch 'pci/host-generic' of ↵Rafael J. Wysocki1-0/+3
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci into acpi-resources modified: drivers/of/of_pci.c This fixes a build failure after merging the 'acpi-resources' branch with the PCI tree caused by bad interactions between that branch and the only commit in 'pci/host-generic'. Also that commit contains a bug which can be fixed by removing one line of code, so do that too. Link: http://marc.info/?l=linux-kernel&m=142344882101429&w=2 Link: http://marc.info/?l=linux-next&m=142346304003932&w=2 Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2015-02-09Merge branch 'core-rcu-for-linus' of ↵Linus Torvalds48-586/+657
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull RCU updates from Ingo Molnar: "The main RCU changes in this cycle are: - Documentation updates. - Miscellaneous fixes. - Preemptible-RCU fixes, including fixing an old bug in the interaction of RCU priority boosting and CPU hotplug. - SRCU updates. - RCU CPU stall-warning updates. - RCU torture-test updates" * 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (54 commits) rcu: Initialize tiny RCU stall-warning timeouts at boot rcu: Fix RCU CPU stall detection in tiny implementation rcu: Add GP-kthread-starvation checks to CPU stall warnings rcu: Make cond_resched_rcu_qs() apply to normal RCU flavors rcu: Optionally run grace-period kthreads at real-time priority ksoftirqd: Use new cond_resched_rcu_qs() function ksoftirqd: Enable IRQs and call cond_resched() before poking RCU rcutorture: Add more diagnostics in rcu_barrier() test failure case torture: Flag console.log file to prevent holdovers from earlier runs torture: Add "-enable-kvm -soundhw pcspk" to qemu command line rcutorture: Handle different mpstat versions rcutorture: Check from beginning to end of grace period rcu: Remove redundant rcu_batches_completed() declaration rcutorture: Drop rcu_torture_completed() and friends rcu: Provide rcu_batches_completed_sched() for TINY_RCU rcutorture: Use unsigned for Reader Batch computations rcutorture: Make build-output parsing correctly flag RCU's warnings rcu: Make _batches_completed() functions return unsigned long rcutorture: Issue warnings on close calls due to Reader Batch blows documentation: Fix smp typo in memory-barriers.txt ...
2015-02-10Merge branch 'xfs-misc-fixes-for-3.20-4' into for-nextDave Chinner5-6/+14
2015-02-10xfs: only trace buffer items if they existDave Chinner1-2/+3
The commit 2d3d0c5 ("xfs: lobotomise xfs_trans_read_buf_map()") left a landmine in the tracing code: trace_xfs_trans_buf_read() is now call on all buffers that are read through this interface rather than just buffers in transactions. For buffers outside transaction context, bp->b_fspriv is null, and so the buf log item tracing functions cannot be called. This causes a NULL pointer dereference in the trace_xfs_trans_buf_read() function when tracing is turned on. cc: <stable@vger.kernel.org> Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
2015-02-09Merge tag 'regulator-v3.20' of ↵Linus Torvalds30-376/+1465
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator Pull regulator updates from Mark Brown: "This has not been a busy release for the regulator framework, though we do have the first parts of some ongoing work from Bjorn Andersson to allow us to support more complex modern systems with dynamic configuration of regulators in suspend and idle states. - Support for device-specific properties on regulator nodes when using simplified DT parsing in the core from Krzysztof Kozlowski. - Restructuring of the load tracking code, intended to support future improvements in this area for more complex system designs. - New drivers for Maxim MAX77843 and Mediatek MT6397. - Lots of smaller fixes and improvements" * tag 'regulator-v3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: (29 commits) regulator: max77843: Add max77843 regulator driver regulator: Fix build breakage on !REGULATOR regulator: Build sysfs entries with static attribute groups regulator: qcom-rpm: Make it possible to specify supply regulator: core: Consolidate drms update handling regulator: qcom-rpm: signedness bug in probe() regulator: da9211: Add gpio control for enable/disable of buck regulator: qcom_rpm: Don't update vreg->uV/mV if rpm_reg_write fails regulator: lp872x: Remove **regulators from struct lp872x regulator: da9211: fix unmatched of_node regulator: Update documentation after renaming function argument regulator: axp20x: Migrate to regulator core's simplified DT parsing code regulator: axp20x: Fill regulators_node and of_match descriptor fields regulator: pfuze100-regulator: add pfuze3000 support regulator: max77686: Document gpio properties regulator: Allow parsing custom properties when using simplified DT parsing regulator: max77686: Add GPIO control regulator: Copy config passed during registration regulator: tps65023: Constify struct regmap_config and regulator_ops regulator: max8649: Constify struct regmap_config and regulator_ops ...