swh:1:snp:c2847dfd741eae21606027cf29250d1ebcd63fb4
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Revision | Author | Date | Message | Commit Date |
---|---|---|---|---|
2d360fc | Linus Torvalds | 20 November 2011, 22:33:02 UTC | Merge branch 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm * 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: PM / Suspend: Fix bug in suspend statistics update PM / Hibernate: Fix the early termination of test modes PM / shmobile: Fix build of sh7372_pm_init() for CONFIG_PM unset PM Sleep: Do not extend wakeup paths to devices with ignore_children set PM / driver core: disable device's runtime PM during shutdown PM / devfreq: correct Kconfig dependency PM / devfreq: fix use after free in devfreq_remove_device PM / shmobile: Avoid restoring the INTCS state during initialization PM / devfreq: Remove compiler error after irq.h update PM / QoS: Properly use the WARN() macro in dev_pm_qos_add_request() PM / Clocks: Only disable enabled clocks in pm_clk_suspend() ARM: mach-shmobile: sh7372 A3SP no_suspend_console fix PM / shmobile: Don't skip debugging output in pd_power_up() | 20 November 2011, 22:33:02 UTC |
a767835 | Linus Torvalds | 19 November 2011, 18:56:01 UTC | Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging * 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (exynos4_tmu) Fix Kconfig dependency [ Merging code in-flight, just because I can. What timezone should I use? - Linus ] | 19 November 2011, 18:56:01 UTC |
501a708 | Srivatsa S. Bhat | 19 November 2011, 13:37:57 UTC | PM / Suspend: Fix bug in suspend statistics update After commit 2a77c46de1e3dace73745015635ebbc648eca69c (PM / Suspend: Add statistics debugfs file for suspend to RAM) a missing pair of braces inside the state_store() function causes even invalid arguments to suspend to be wrongly treated as failed suspend attempts. Fix this. [rjw: Put the hash/subject of the buggy commit into the changelog.] Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> | 19 November 2011, 13:37:57 UTC |
d633180 | Jeremy Fitzhardinge | 18 November 2011, 23:56:06 UTC | Xen: update MAINTAINER info No longer at Citrix, still interested in Xen. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Cc: Jeremy Fitzhardinge <jeremy@goop.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 19 November 2011, 11:21:38 UTC |
a5c86e9 | David Rientjes | 19 November 2011, 10:33:57 UTC | hugetlb: remove dummy definitions of HPAGE_MASK and HPAGE_SIZE Dummy, non-zero definitions for HPAGE_MASK and HPAGE_SIZE were added in 51c6f666fceb ("mm: ZAP_BLOCK causes redundant work") to avoid a divide by zero in generic kernel code. That code has since been removed, but probably should never have been added in the first place: we don't want HPAGE_SIZE to act like PAGE_SIZE for code that is working with hugepages, for example, when the dependency on CONFIG_HUGETLB_PAGE has not been fulfilled. Because hugepage size can differ from architecture to architecture, each is required to have their own definitions for both HPAGE_MASK and HPAGE_SIZE. This is always done in arch/*/include/asm/page.h. So, just remove the dummy and dangerous definitions since they are no longer needed and reveals the correct dependencies. Tested on architectures using the definitions with allyesconfig: x86 (even with thp), hppa, mips, powerpc, s390, sh3, sh4, sparc, and sparc64, and with defconfig on ia64. Signed-off-by: David Rientjes <rientjes@google.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 19 November 2011, 11:15:59 UTC |
208f6f6 | Linus Torvalds | 19 November 2011, 11:06:39 UTC | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: new helper: mount_subtree() switch create_mnt_ns() to saner calling conventions, fix double mntput() in nfs btrfs: fix double mntput() in mount_subvol() | 19 November 2011, 11:06:39 UTC |
ab5c5f6 | Linus Torvalds | 19 November 2011, 11:05:17 UTC | Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs * 'for-linus' of git://oss.sgi.com/xfs/xfs: MAINTAINERS: update XFS maintainer entry xfs: use doalloc flag in xfs_qm_dqattach_one() | 19 November 2011, 11:05:17 UTC |
c5e0c78 | Linus Torvalds | 19 November 2011, 00:23:23 UTC | Merge branch 'for-3.2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup * 'for-3.2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup: Replace Paul Menage with Tejun Heo as cgroups maintainer | 19 November 2011, 00:23:23 UTC |
5c6b4e8 | Linus Torvalds | 19 November 2011, 00:16:18 UTC | Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: random: Fix handing of arch_get_random_long in get_random_bytes() x86: Call stop_machine_text_poke() on all CPUs x86, ioapic: Only print ioapic debug information for IRQs belonging to an ioapic chip x86/mrst: Avoid reporting wrong nmi status x86/mrst: Add support for Penwell clock calibration x86/apic: Allow use of lapic timer early calibration result x86/apic: Do not clear nr_irqs_gsi if no legacy irqs x86/platform: Add a wallclock_init func to x86_platforms ops x86/mce: Make mce_chrdev_ops 'static const' | 19 November 2011, 00:16:18 UTC |
ddddefa | Linus Torvalds | 19 November 2011, 00:04:12 UTC | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide * git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide: cy82c693: fix PCI device selection icside: DMA support fix IDE: Don't powerdown Compaq Triflex IDE device on suspend piix: ICH7 MWDMA1 errata | 19 November 2011, 00:04:12 UTC |
e27fc7e | Linus Torvalds | 19 November 2011, 00:03:31 UTC | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc * git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc: sparc64: Patch sun4v code sequences properly on module load. sparc: Kill custom io_remap_pfn_range(). sparc: Stash orig_i0 into %g6 instead of %g2 sparc: Fix handling of orig_i0 wrt. debugging when restarting syscalls. sparc: sigutil: Include <linux/errno.h> | 19 November 2011, 00:03:31 UTC |
860ca0e | Paul Menage | 18 November 2011, 22:22:09 UTC | cgroup: Replace Paul Menage with Tejun Heo as cgroups maintainer As is probably painfully obvious, I don't have time to be a cgroups maintainer. Rather than have me continue to hope that I'll magically find more spare time, instead Tejun has kindly agreed to take over the role, along with Li Zefan. -tj: added cgroup tree URL to MAINTAINERS file Signed-off-by: Paul Menage <paul@paulmenage.org> Acked-by: Li Zefan <lizf@cn.fujitsu.com> Signed-off-by: Tejun Heo <tj@kernel.org> LKML-Reference: <1321320612-57855-1-git-send-email-paul@paulmenage.org> | 18 November 2011, 22:28:40 UTC |
aa9a7b1 | Srivatsa S. Bhat | 18 November 2011, 22:02:42 UTC | PM / Hibernate: Fix the early termination of test modes Commit 2aede851ddf08666f68ffc17be446420e9d2a056 (PM / Hibernate: Freeze kernel threads after preallocating memory) postponed the freezing of kernel threads to after preallocating memory for hibernation. But while doing that, the hibernation test TEST_FREEZER and the test mode HIBERNATION_TESTPROC were not moved accordingly. As a result, when using these test modes, it only goes upto the freezing of userspace and exits, when in fact it should go till the complete end of task freezing stage, namely the freezing of kernel threads as well. So, move these points of exit to appropriate places so that freezing of kernel threads is also tested while using these test harnesses. Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> | 18 November 2011, 22:02:42 UTC |
c889132 | Alex Elder | 18 November 2011, 17:21:05 UTC | MAINTAINERS: update XFS maintainer entry I will no longer be maintaining XFS for SGI. Ben Myers (bpm@sgi.com) has agreed to be the primary maintainer for XFS in my place. I will continue to be able to push commits to the SGI XFS tree if required. As such I will continue to be a designated XFS maintainer, but plan to serve in more of a backup role. Signed-off-by: Alex Elder <aelder@sgi.com> Signed-off-by: Ben Myers <bpm@sgi.com> | 18 November 2011, 20:09:23 UTC |
b684452 | Linus Torvalds | 18 November 2011, 15:18:07 UTC | Merge branch 'stable/for-linus-fixes-3.2' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen * 'stable/for-linus-fixes-3.2' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen: xen-gntalloc: signedness bug in add_grefs() xen-gntalloc: integer overflow in gntalloc_ioctl_alloc() xen-gntdev: integer overflow in gntdev_alloc_map() xen:pvhvm: enable PVHVM VCPU placement when using more than 32 CPUs. xen/balloon: Avoid OOM when requesting highmem xen: Remove hanging references to CONFIG_XEN_PLATFORM_PCI xen: map foreign pages for shared rings by updating the PTEs directly | 18 November 2011, 15:18:07 UTC |
15bd1cf | Linus Torvalds | 18 November 2011, 11:34:35 UTC | Merge branch 'for-linus' of git://git.kernel.dk/linux-block * 'for-linus' of git://git.kernel.dk/linux-block: block: add missed trace_block_plug paride: fix potential information leak in pg_read() bio: change some signed vars to unsigned block: avoid unnecessary plug list flush cciss: auto engage SCSI mid layer at driver load time loop: cleanup set_status interface include/linux/bio.h: use a static inline function for bio_integrity_clone() loop: prevent information leak after failed read block: Always check length of all iov entries in blk_rq_map_user_iov() The Windows driver .inf disables ASPM on all cciss devices. Do the same. backing-dev: ensure wakeup_timer is deleted block: Revert "[SCSI] genhd: add a new attribute "alias" in gendisk" | 18 November 2011, 11:34:35 UTC |
9545eb6 | Linus Torvalds | 18 November 2011, 09:51:57 UTC | Merge branch 'unicore32' of git://github.com/gxt/linux * 'unicore32' of git://github.com/gxt/linux: unicore32, exec: remove redundant set_fs(USER_DS) unicore32: Fix typo 'PUV3_I2C' unicore32: drop unused Kconfig symbols rtc: rtc-puv3: Add __devinit and __devexit markers for probe and remove arch/unicore32: do not use EXTRA_AFLAGS or EXTRA_CFLAGS unicore32: fix build error for find bitops | 18 November 2011, 09:51:57 UTC |
148b00b | Linus Torvalds | 18 November 2011, 09:16:10 UTC | Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc * 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: powerpc/signal32: Fix sigset_t conversion when copying to user powerpc: Fix atomic_xxx_return barrier semantics powerpc: Remove buggy 9-year-old test for binutils < 2.12.1 powerpc/book3e-64: Fix debug support for userspace powerpc: Remove extraneous CONFIG_PPC_ADV_DEBUG_REGS define powerpc: Revert show_regs() define for readability powerpc/ps3: Fix SMP lockdep boot warning powerpc/ps3: Fix lost SMP IPIs powerpc: Add hvcall.h include to book3s_hv.c powerpc/trace: Add a dummy stack frame for trace_hardirqs_off powerpc: Copy down exception vectors after feature fixups powerpc: panic if we can't instantiate RTAS powerpc/4xx: Fix typos in kexec config dependencies powerpc/fsl: MCU_MPC8349EMITX wants I2C built-in, modular won't do... powerpc/fsl_udc_core: Fix dumb typo carma-fpga: Missed switch from of_register_platform_driver() powerpc: Fix build breakage in jump_label.c | 18 November 2011, 09:16:10 UTC |
e36d505 | Linus Torvalds | 18 November 2011, 09:14:30 UTC | Merge branch 'for-linus' of git://git.selinuxproject.org/~jmorris/linux-security * 'for-linus' of git://git.selinuxproject.org/~jmorris/linux-security: encrypted-keys: module build fixes encrypted-keys: fix error return code Smack: smackfs cipso seq read repair | 18 November 2011, 09:14:30 UTC |
0b64120 | David S. Miller | 18 November 2011, 06:44:58 UTC | sparc64: Patch sun4v code sequences properly on module load. Some of the sun4v code patching occurs in inline functions visible to, and usable by, modules. Therefore we have to patch them up during module load. Signed-off-by: David S. Miller <davem@davemloft.net> | 18 November 2011, 06:44:58 UTC |
3e37fd3 | David S. Miller | 18 November 2011, 02:17:59 UTC | sparc: Kill custom io_remap_pfn_range(). To handle the large physical addresses, just make a simple wrapper around remap_pfn_range() like MIPS does. Signed-off-by: David S. Miller <davem@davemloft.net> | 18 November 2011, 02:17:59 UTC |
b85c804 | James Morris | 18 November 2011, 00:17:23 UTC | Merge branch 'encrypted-key-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity into for-linus | 18 November 2011, 00:17:23 UTC |
fe8a0df | James Morris | 18 November 2011, 00:17:06 UTC | Merge branch 'for-1111' of git://gitorious.org/smack-next/kernel into for-linus | 18 November 2011, 00:17:06 UTC |
88995e8 | Rafael J. Wysocki | 17 November 2011, 20:39:55 UTC | PM / shmobile: Fix build of sh7372_pm_init() for CONFIG_PM unset Fix build regression introduced by commit 056879d2f244001b2888cdc8cf (ARM: mach-shmobile: sh7372 A3SP no_suspend_console fix) by moving the intialization of the A3SP domain to a separate function and providing an empty definition of it for CONFIG_PM unset. Reported-and-tested-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> | 17 November 2011, 20:39:55 UTC |
8b258cc | Rafael J. Wysocki | 17 November 2011, 20:39:33 UTC | PM Sleep: Do not extend wakeup paths to devices with ignore_children set Commit 4ca46ff3e0d8c234cb40ebb6457653b59584426c (PM / Sleep: Mark devices involved in wakeup signaling during suspend) introduced the power.wakeup_path field in struct dev_pm_info to mark devices whose children are enabled to wake up the system from sleep states, so that power domains containing the parents that provide their children with wakeup power and/or relay their wakeup signals are not turned off. Unfortunately, that introduced a PM regression on SH7372 whose power consumption in the system "memory sleep" state increased as a result of it, because it prevented the power domain containing the I2C controller from being turned off when some children of that controller were enabled to wake up the system, although the controller was not necessary for them to signal wakeup. To fix this issue use the observation that devices whose power.ignore_children flag is set for runtime PM should be treated analogously during system suspend. Namely, they shouldn't be included in wakeup paths going through their children. Since the SH7372 I2C controller's power.ignore_children flag is set, doing so will restore the previous behavior of that SOC. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> | 17 November 2011, 20:39:33 UTC |
a9098b3 | Linus Torvalds | 17 November 2011, 17:28:54 UTC | Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6 * git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6: [SCSI] hpsa: Disable ASPM [SCSI] aacraid: controller hangs if kernel uses non-default ASPM policy [SCSI] mpt2sas: add missing allocation. [SCSI] Silencing 'killing requests for dead queue' [SCSI] fix WARNING: at drivers/scsi/scsi_lib.c:1704 | 17 November 2011, 17:28:54 UTC |
fec6489 | Linus Torvalds | 17 November 2011, 17:13:37 UTC | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: hda - Fix the connection selection of ADCs on Cirrus codecs ALSA: hda - Update URLs in document ALSA: hda - move eld->spk_alloc fixup to hdmi_update_eld() ALSA: hda - delayed ELD repoll ALSA: hda - fix ELD memory leak ALSA: hda/realtek: remove redundant semicolon ALSA: hda - pwr_nids cleanup for IDT codecs | 17 November 2011, 17:13:37 UTC |
aa1b052 | Linus Torvalds | 17 November 2011, 13:46:26 UTC | Merge branch 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip * 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: genirq: Fix irqfixup, irqpoll regression | 17 November 2011, 13:46:26 UTC |
bd29e56 | Luck, Tony | 16 November 2011, 18:50:56 UTC | fix typo/thinko in get_random_bytes() If there is an architecture-specific random number generator we use it to acquire randomness one "long" at a time. We should put these random words into consecutive words in the result buffer - not just overwrite the first word again and again. Signed-off-by: Tony Luck <tony.luck@intel.com> Acked-by: H. Peter Anvin <hpa@zytor.com> Acked-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 17 November 2011, 13:42:54 UTC |
869f8df | Randy Dunlap | 17 November 2011, 02:20:51 UTC | platform/x86: fix dell-laptop function prototypes Fix build warnings: drivers/platform/x86/dell-laptop.c:592:13: warning: function declaration isn't a prototype drivers/platform/x86/dell-laptop.c:599:13: warning: function declaration isn't a prototype Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Cc: Matthew Garrett <mjg@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 17 November 2011, 12:29:02 UTC |
d29387e | Randy Dunlap | 17 November 2011, 02:17:03 UTC | media/staging: fix allyesconfig build error Fix x86 allyesconfig builds. Builds fail due to a non-static variable named 'debug' in drivers/staging/media/as102: arch/x86/built-in.o:arch/x86/kernel/entry_32.S:1296: first defined here ld: Warning: size of symbol `debug' changed from 90 in arch/x86/built-in.o to 4 in drivers/built-in.o Thou shalt have no non-static identifiers that are named 'debug'. Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Cc: Pierrick Hascoet <pierrick.hascoet@abilis.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 17 November 2011, 12:29:02 UTC |
3627902 | Donggeun Kim | 17 November 2011, 10:33:05 UTC | hwmon: (exynos4_tmu) Fix Kconfig dependency Rename dependency of EXYNOS4_TMU in Kconfig to the existing one. Signed-off-by: Donggeun Kim <dg77.kim@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com> | 17 November 2011, 11:16:19 UTC |
a313f4c | Will Deacon | 08 November 2011, 04:51:19 UTC | powerpc/signal32: Fix sigset_t conversion when copying to user On PPC64, put_sigset_t converts a sigset_t to a compat_sigset_t before copying it to userspace. There is a typo in the case that we have 4 words to copy, meaning that we corrupt the compat_sigset_t. It appears that _NSIG_WORDS can't be greater than 2 at the moment so this code is probably always optimised away anyway. Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 17 November 2011, 05:41:10 UTC |
b97021f | Benjamin Herrenschmidt | 15 November 2011, 17:11:27 UTC | powerpc: Fix atomic_xxx_return barrier semantics The Documentation/memory-barriers.txt document requires that atomic operations that return a value act as a memory barrier both before and after the actual atomic operation. Our current implementation doesn't guarantee this. More specifically, while a load following the isync can not be issued before stwcx. has completed, that completion doesn't architecturally means that the result of stwcx. is visible to other processors (or any previous stores for that matter) (typically, the other processors L1 caches can still hold the old value). This has caused an actual crash in RCU torture testing on Power 7 This fixes it by changing those atomic ops to use new macros instead of RELEASE/ACQUIRE barriers, called ATOMIC_ENTRY and ATMOIC_EXIT barriers, which are then defined respectively to lwsync and sync. I haven't had a chance to measure the performance impact (or rather what I measured with kernel compiles is in the noise, I yet have to find a more precise benchmark) Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 17 November 2011, 05:26:07 UTC |
a9a8f77 | Kyle Moffett | 07 November 2011, 13:30:43 UTC | powerpc: Remove buggy 9-year-old test for binutils < 2.12.1 Recent binutils refuses to assemble AltiVec opcodes when in e500/SPE mode, as some of those opcodes alias the "SPE" instructions. This triggers an ancient binutils version check even when building a kernel with CONFIG_ALTIVEC disabled. In theory, the check could be conditionalized on CONFIG_ALTIVEC, but in practice it has long outlived its utility. It is virtually impossible to find binutils older than 2.12.1 (released 2002) in the wild anymore. Even ancient RedHat Enterprise Linux 4 has binutils-2.14. To fix the kernel build when done natively on e500 systems with this new binutils, the test is simply removed. Signed-off-by: Kyle Moffett <Kyle.D.Moffett@boeing.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 17 November 2011, 05:26:07 UTC |
187b9f2 | Kumar Gala | 06 October 2011, 02:53:40 UTC | powerpc/book3e-64: Fix debug support for userspace With the introduction of CONFIG_PPC_ADV_DEBUG_REGS user space debug is broken on Book-E 64-bit parts that support delayed debug events. When switch_booke_debug_regs() sets DBCR0 we'll start getting debug events as MSR_DE is also set and we aren't able to handle debug events from kernel space. We can remove the hack that always enables MSR_DE and loads up DBCR0 and just utilize switch_booke_debug_regs() to get user space debug working again. We still need to handle critical/debug exception stacks & proper save/restore of state for those exception levles to support debug events from kernel space like we have on 32-bit. Signed-off-by: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 17 November 2011, 05:26:07 UTC |
b95bc21 | Kumar Gala | 06 October 2011, 02:53:39 UTC | powerpc: Remove extraneous CONFIG_PPC_ADV_DEBUG_REGS define All of DebugException is already protected by CONFIG_PPC_ADV_DEBUG_REGS there is no need to have another such ifdef inside the function. Signed-off-by: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 17 November 2011, 05:26:07 UTC |
ba28c9a | Kumar Gala | 06 October 2011, 02:53:38 UTC | powerpc: Revert show_regs() define for readability We had an existing ifdef for 4xx & BOOKE processors that got changed to CONFIG_PPC_ADV_DEBUG_REGS. The define has nothing to do with CONFIG_PPC_ADV_DEBUG_REGS. The define really should be: #if defined(CONFIG_4xx) || defined(CONFIG_BOOKE) and not #ifdef CONFIG_PPC_ADV_DEBUG_REGS Signed-off-by: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 17 November 2011, 05:26:07 UTC |
ea441d1 | Al Viro | 17 November 2011, 02:43:59 UTC | new helper: mount_subtree() takes vfsmount and relative path, does lookup within that vfsmount (possibly triggering automounts) and returns the result as root of subtree suitable for return by ->mount() (i.e. a reference to dentry and an active reference to its superblock grabbed, superblock locked exclusive). btrfs and nfs switched to it instead of open-coding the sucker. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> | 17 November 2011, 03:00:34 UTC |
0d2f096 | Luck, Tony | 16 November 2011, 18:50:56 UTC | random: Fix handing of arch_get_random_long in get_random_bytes() If there is an architecture-specific random number generator we use it to acquire randomness one "long" at a time. We should put these random words into consecutive words in the result buffer - not just overwrite the first word again and again. Signed-off-by: Tony Luck <tony.luck@intel.com> Acked-by: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/4ec4061010261a4cb0@agluck-desktop.sc.intel.com Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> | 17 November 2011, 00:41:02 UTC |
c133449 | Al Viro | 16 November 2011, 21:12:14 UTC | switch create_mnt_ns() to saner calling conventions, fix double mntput() in nfs Life is much saner if create_mnt_ns(mnt) drops mnt in case of error... Switch it to such calling conventions, switch callers, fix double mntput() in fs/nfs/super.c one. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> | 16 November 2011, 21:12:14 UTC |
8d514bb | Al Viro | 16 November 2011, 21:06:09 UTC | btrfs: fix double mntput() in mount_subvol() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> | 16 November 2011, 21:06:09 UTC |
9c69898 | Mimi Zohar | 16 October 2011, 23:17:48 UTC | encrypted-keys: module build fixes Encrypted keys are encrypted/decrypted using either a trusted or user-defined key type, which is referred to as the 'master' key. The master key may be of type trusted iff the trusted key is builtin or both the trusted key and encrypted keys are built as modules. This patch resolves the build dependency problem. - Use "masterkey-$(CONFIG_TRUSTED_KEYS)-$(CONFIG_ENCRYPTED_KEYS)" construct to encapsulate the above logic. (Suggested by Dimtry Kasatkin.) - Fixing the encrypted-keys Makefile, results in a module name change from encrypted.ko to encrypted-keys.ko. - Add module dependency for request_trusted_key() definition Signed-off-by: Mimi Zohar <zohar@us.ibm.com> | 16 November 2011, 19:23:14 UTC |
f4a0d5a | Mimi Zohar | 24 October 2011, 12:17:42 UTC | encrypted-keys: fix error return code Fix request_master_key() error return code. Signed-off-by: Mimi Zohar <zohar@us.ibm.com> | 16 November 2011, 19:23:13 UTC |
99cb2dd | Dan Carpenter | 04 November 2011, 18:24:36 UTC | xen-gntalloc: signedness bug in add_grefs() gref->gref_id is unsigned so the error handling didn't work. gnttab_grant_foreign_access() returns an int type, so we can add a cast here, and it doesn't cause any problems. gnttab_grant_foreign_access() can return a variety of errors including -ENOSPC, -ENOSYS and -ENOMEM. CC: stable@kernel.org Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 16 November 2011, 17:13:48 UTC |
21643e6 | Dan Carpenter | 04 November 2011, 18:24:08 UTC | xen-gntalloc: integer overflow in gntalloc_ioctl_alloc() On 32 bit systems a high value of op.count could lead to an integer overflow in the kzalloc() and gref_ids would be smaller than expected. If the you triggered another integer overflow in "if (gref_size + op.count > limit)" then you'd probably get memory corruption inside add_grefs(). CC: stable@kernel.org Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 16 November 2011, 17:13:47 UTC |
fc6e0c3 | Dan Carpenter | 04 November 2011, 18:23:32 UTC | xen-gntdev: integer overflow in gntdev_alloc_map() The multiplications here can overflow resulting in smaller buffer sizes than expected. "count" comes from a copy_from_user(). Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 16 November 2011, 17:13:46 UTC |
90d4f55 | Zhenzhong Duan | 28 October 2011, 05:28:59 UTC | xen:pvhvm: enable PVHVM VCPU placement when using more than 32 CPUs. PVHVM running with more than 32 vcpus and pv_irq/pv_time enabled need VCPU placement to work, or else it will softlockup. CC: stable@kernel.org Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Signed-off-by: Zhenzhong Duan <zhenzhong.duan@oracle.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 16 November 2011, 17:13:44 UTC |
72e9cf2 | Daniel De Graaf | 19 October 2011, 21:59:37 UTC | xen/balloon: Avoid OOM when requesting highmem If highmem pages are requested from the balloon on a system without highmem, the implementation of alloc_xenballooned_pages will allocate all available memory trying to find highmem pages to return. Allow low memory to be returned when highmem pages are requested to avoid this loop. Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 16 November 2011, 17:13:43 UTC |
5f76d70 | Daniel De Graaf | 19 October 2011, 22:05:27 UTC | xen: Remove hanging references to CONFIG_XEN_PLATFORM_PCI In 5fbdc10395cd500d6ff844825a918c4e6f38de37 the XEN_PLATFORM_PCI config option was removed, but references in header files remained. Clean up those references. Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 16 November 2011, 17:13:42 UTC |
cd12909 | David Vrabel | 29 September 2011, 15:53:32 UTC | xen: map foreign pages for shared rings by updating the PTEs directly When mapping a foreign page with xenbus_map_ring_valloc() with the GNTTABOP_map_grant_ref hypercall, set the GNTMAP_contains_pte flag and pass a pointer to the PTE (in init_mm). After the page is mapped, the usual fault mechanism can be used to update additional MMs. This allows the vmalloc_sync_all() to be removed from alloc_vm_area(). Signed-off-by: David Vrabel <david.vrabel@citrix.com> Acked-by: Andrew Morton <akpm@linux-foundation.org> [v1: Squashed fix by Michal for no-mmu case] Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Michal Simek <monstr@monstr.eu> | 16 November 2011, 17:13:08 UTC |
05ee796 | Takashi Iwai | 16 November 2011, 17:05:11 UTC | ALSA: hda - Fix the connection selection of ADCs on Cirrus codecs spec->cur_adc isn't set until cs_capture_pcm_prepare() is called although the driver tries to select the connection at init time and at auto-mic switch. This results in the access to the widget NID 0, which is obviously invalid, also a wrong capture source. This patch fixes the issue by issuing the connect-select verb conditionally at appropriate places. Reported-and-tested-by: Dylan Reid <dgreid@chromium.org> Cc: <stable@kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de> | 16 November 2011, 17:05:11 UTC |
25d7d59 | Takashi Iwai | 16 November 2011, 09:52:01 UTC | ALSA: hda - Update URLs in document Some stuff was moved from kernel.org to other places. Signed-off-by: Takashi Iwai <tiwai@suse.de> | 16 November 2011, 09:53:38 UTC |
2d1b439 | Wu Fengguang | 16 November 2011, 08:29:48 UTC | ALSA: hda - move eld->spk_alloc fixup to hdmi_update_eld() It looks more natural and saves two lines of code. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> | 16 November 2011, 09:44:58 UTC |
744626d | Wu Fengguang | 16 November 2011, 08:29:47 UTC | ALSA: hda - delayed ELD repoll The Intel HDMI chips (ironlake at least) are found to have ~250ms delay between the ELD_Valid=1 hotplug event is send and the ELD buffer becomes actually readable. During the time the ELD buffer is mysteriously all 0. Fix it by scheduling a delayed work to re-read ELD buffer after 300ms. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> | 16 November 2011, 09:44:42 UTC |
b95d68b | Wu Fengguang | 16 November 2011, 08:29:46 UTC | ALSA: hda - fix ELD memory leak memset(eld) clears eld->proc_entry which will leak the struct snd_info_entry when unloading module. Fix it by - memset only the fields before eld->eld_buffer - set eld->eld_valid to true _after_ all eld fields have been filled Cc: <stable@kernel.org> Cc: Pierre-louis Bossart <pierre-louis.bossart@intel.com> Acked-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> | 16 November 2011, 09:44:21 UTC |
6aaf05f | Linus Torvalds | 16 November 2011, 09:33:50 UTC | Merge branch 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6 * 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6: [S390] topology: fix topology on z10 machines [S390] crypto: avoid MSA3 and MSA4 instructions in ESA mode [S390] avoid STCKF if running in ESA mode [S390] zfcpdump: Do not initialize zfcpdump in kdump mode [S390] ap: Setup processing for messages in request queue. [S390] Kconfig: Select CONFIG_KEXEC for CONFIG_CRASH_DUMP [S390] incorrect note program header [S390] pfault: ignore leftover completion interrupts [S390] fix pgste update logic [S390] wire up process_vm syscalls | 16 November 2011, 09:33:50 UTC |
019ceb7 | Shaohua Li | 16 November 2011, 08:21:50 UTC | block: add missed trace_block_plug After flush plug list, the list has no request, so we need to add a trace_block_plug(). Signed-off-by: Shaohua Li <shaohua.li@intel.com> Reviewed-by: Namhyung Kim <namhyung@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk> | 16 November 2011, 08:21:50 UTC |
a2c2a0e | Dan Carpenter | 16 November 2011, 08:21:50 UTC | paride: fix potential information leak in pg_read() Smatch has a new check for Rosenberg type information leaks where structs are copied to the user with uninitialized stack data in them. i In this case, the pg_write_hdr struct has a hole in it. struct pg_write_hdr { char magic; /* 0 1 */ char func; /* 1 1 */ /* XXX 2 bytes hole, try to pack */ int dlen; /* 4 4 */ Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Cc: Tim Waugh <tim@cyberelk.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk> | 16 November 2011, 08:21:50 UTC |
121f099 | Dan Carpenter | 16 November 2011, 08:21:50 UTC | bio: change some signed vars to unsigned This is just a cleanup patch to silence a static checker warning. The problem is that we cap "nr_iovecs" so it can't be larger than "UIO_MAXIOV" but we don't check for negative values. It turns out this is prevented at other layers, but logically it doesn't make sense to have negative nr_iovecs so making it unsigned is nicer. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk> | 16 November 2011, 08:21:50 UTC |
3540d5e | Shaohua Li | 16 November 2011, 08:21:50 UTC | block: avoid unnecessary plug list flush get_request_wait() could sleep and flush the plug list. If the list is already flushed, don't flush again. Signed-off-by: Shaohua Li <shaohua.li@intel.com> Reviewed-by: Namhyung Kim <namhyung@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk> | 16 November 2011, 08:21:50 UTC |
0007a4c | Stephen M. Cameron | 16 November 2011, 08:21:49 UTC | cciss: auto engage SCSI mid layer at driver load time A long time ago, probably in 2002, one of the distros, or maybe more than one, loaded block drivers prior to loading the SCSI mid layer. This meant that the cciss driver, being a block driver, could not engage the SCSI mid layer at init time without panicking, and relied on being poked by a userland program after the system was up (and the SCSI mid layer was therefore present) to engage the SCSI mid layer. This is no longer the case, and cciss can safely rely on the SCSI mid layer being present at init time and engage the SCSI mid layer straight away. This means that users will see their tape drives and medium changers at driver load time without need for a script in /etc/rc.d that does this: for x in /proc/driver/cciss/cciss* do echo "engage scsi" > $x done However, if no tape drives or medium changers are detected, the SCSI mid layer will not be engaged. If a tape drive or medium change is later hot-added to the system it will then be necessary to use the above script or similar for the device(s) to be acceesible. Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk> | 16 November 2011, 08:21:49 UTC |
7035b5d | Dmitry Monakhov | 16 November 2011, 08:21:49 UTC | loop: cleanup set_status interface 1) Anyone who has read access to loopdev has permission to call set_status and may change important parameters such as lo_offset, lo_sizelimit and so on, which contradicts to read access pattern and definitely equals to write access pattern. 2) Add lo_offset over i_size check to prevent blkdev_size overflow. ##Testcase_bagin #dd if=/dev/zero of=./file bs=1k count=1 #losetup /dev/loop0 ./file /* userspace_application */ struct loop_info64 loinf; fd = open("/dev/loop0", O_RDONLY); ioctl(fd, LOOP_GET_STATUS64, &loinf); /* Set offset to any value which is bigger than i_size, and sizelimit * to nonzero value*/ loinf.lo_offset = 4096*1024; loinf.lo_sizelimit = 1024; ioctl(fd, LOOP_SET_STATUS64, &loinf); /* After this loop device will have size similar to 0x7fffffffffxxxx */ #blockdev --getsz /dev/loop0 ##OUTPUT: 36028797018955968 ##Testcase_end [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk> | 16 November 2011, 08:21:49 UTC |
0c614e2 | Stephen Rothwell | 16 November 2011, 08:21:48 UTC | include/linux/bio.h: use a static inline function for bio_integrity_clone() When CONFIG_BLK_DEV_INTEGRITY is not set, we get these warnings: drivers/md/dm.c: In function 'split_bvec': drivers/md/dm.c:1061:3: warning: statement with no effect drivers/md/dm.c: In function 'clone_bio': drivers/md/dm.c:1088:3: warning: statement with no effect Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk> | 16 November 2011, 08:21:48 UTC |
3bb9068 | Dmitry Monakhov | 16 November 2011, 08:21:48 UTC | loop: prevent information leak after failed read If read was not fully successful we have to fail whole bio to prevent information leak of old pages ##Testcase_begin dd if=/dev/zero of=./file bs=1M count=1 losetup /dev/loop0 ./file -o 4096 truncate -s 0 ./file # OOps loop offset is now beyond i_size, so read will silently fail. # So bio's pages would not be cleared, may which result in information leak. hexdump -C /dev/loop0 ##testcase_end Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk> | 16 November 2011, 08:21:48 UTC |
7eaf09e | Geoff Levand | 08 November 2011, 12:38:21 UTC | powerpc/ps3: Fix SMP lockdep boot warning Move the PS3 IPI message setup from ps3_smp_setup_cpu() to ps3_smp_probe(). Fixes startup warnings like these: ------------[ cut here ]------------ WARNING: at kernel/lockdep.c:2649 Modules linked in: ... ---[ end trace 31fd0ba7d8756001 ]--- Signed-off-by: Geoff Levand <geoff@infradead.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:47:54 UTC |
72f3bea | Geoff Levand | 08 November 2011, 12:37:26 UTC | powerpc/ps3: Fix lost SMP IPIs Fixes the PS3 bootup hang introduced in 3.0-rc1 by: commit 317f394160e9beb97d19a84c39b7e5eb3d7815a sched: Move the second half of ttwu() to the remote cpu Move the PS3's LV1 EOI call lv1_end_of_interrupt_ext() from ps3_chip_eoi() to ps3_get_irq() for IPI messages. If lv1_send_event_locally() is called between a previous call to lv1_send_event_locally() and the coresponding call to lv1_end_of_interrupt_ext() the second event will not be delivered to the target cpu. The PS3's SMP IPIs are implemented using lv1_send_event_locally(), so if two IPI messages of the same type are sent to the same target in a relatively short period of time the second IPI event can become lost when lv1_end_of_interrupt_ext() is called from ps3_chip_eoi(). CC: stable@kernel.org Signed-off-by: Geoff Levand <geoff@infradead.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:47:54 UTC |
de1d924 | Michael Neuling | 09 November 2011, 20:39:49 UTC | powerpc: Add hvcall.h include to book3s_hv.c If you build with KVM and UP it fails with the following due to a missing include. /arch/powerpc/kvm/book3s_hv.c: In function 'do_h_register_vpa': arch/powerpc/kvm/book3s_hv.c:156:10: error: 'H_PARAMETER' undeclared (first use in this function) arch/powerpc/kvm/book3s_hv.c:156:10: note: each undeclared identifier is reported only once for each function it appears in arch/powerpc/kvm/book3s_hv.c:192:12: error: 'H_RESOURCE' undeclared (first use in this function) arch/powerpc/kvm/book3s_hv.c:222:9: error: 'H_SUCCESS' undeclared (first use in this function) arch/powerpc/kvm/book3s_hv.c: In function 'kvmppc_pseries_do_hcall': arch/powerpc/kvm/book3s_hv.c:228:30: error: 'H_SUCCESS' undeclared (first use in this function) arch/powerpc/kvm/book3s_hv.c:232:7: error: 'H_CEDE' undeclared (first use in this function) arch/powerpc/kvm/book3s_hv.c:234:7: error: 'H_PROD' undeclared (first use in this function) arch/powerpc/kvm/book3s_hv.c:238:10: error: 'H_PARAMETER' undeclared (first use in this function) arch/powerpc/kvm/book3s_hv.c:250:7: error: 'H_CONFER' undeclared (first use in this function) arch/powerpc/kvm/book3s_hv.c:252:7: error: 'H_REGISTER_VPA' undeclared (first use in this function) make[2]: *** [arch/powerpc/kvm/book3s_hv.o] Error 1 Signed-off-by: Michael Neuling <mikey@neuling.org> cc: stable@kernel.org (3.1 only) Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:47:54 UTC |
2cd7662 | Kevin Hao | 10 November 2011, 16:04:17 UTC | powerpc/trace: Add a dummy stack frame for trace_hardirqs_off The trace_hardirqs_off will use CALLER_ADDR0 and CALLER_ADDR1. If an exception occurs in user mode, there is only one stack frame on the stack and accessing the CALLER_ADDR1 will causes the following call trace. So we create a dummy stack frame to make trace_hardirqs_off happy. WARNING: at kernel/smp.c:459 Modules linked in: NIP: c0093280 LR: c00930a0 CTR: c0010780 REGS: edb87ae0 TRAP: 0700 Not tainted (3.1.0) MSR: 00021002 <ME,CE> CR: 28002888 XER: 00000000 TASK = edce2ac0[17658] 'mthread-lock-on' THREAD: edb86000 CPU: 5 GPR00: 00000001 edb87b90 edce2ac0 00000005 c0019594 edb87bd8 00000001 00000fe3 GPR08: 00041000 c084138c 4e20120d edb87b90 48002888 1001aa7c 00000000 00000000 GPR16: 48830000 10012a8c 00000000 10000af4 00000001 c0810000 00000000 00000000 GPR24: ee9aa920 c0816a18 00000000 00000005 c0019594 edb87bd8 ee20178c edb87b90 NIP [c0093280] smp_call_function_many+0x214/0x2b4 LR [c00930a0] smp_call_function_many+0x34/0x2b4 Call Trace: [edb87b90] [c00930a0] smp_call_function_many+0x34/0x2b4 (unreliable) [edb87bd0] [c00194ec] __flush_tlb_page+0xac/0x100 [edb87c00] [c001957c] flush_tlb_page+0x3c/0x54 [edb87c10] [c00180ac] ptep_set_access_flags+0x74/0x12c [edb87c40] [c0128068] handle_pte_fault+0x2f0/0x9ac [edb87cb0] [c0128c3c] handle_mm_fault+0x104/0x1dc [edb87ce0] [c05f40f4] do_page_fault+0x2dc/0x630 [edb87e50] [c001078c] handle_page_fault+0xc/0x80 Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:47:54 UTC |
d715e43 | Anton Blanchard | 14 November 2011, 12:54:47 UTC | powerpc: Copy down exception vectors after feature fixups kdump fails because we try to execute an HV only instruction. Feature fixups are being applied after we copy the exception vectors down to 0 so they miss out on any updates. We have always had this issue but it only became critical in v3.0 when we added CFAR support (breaks POWER5) and v3.1 when we added POWERNV (breaks everyone). Signed-off-by: Anton Blanchard <anton@samba.org> Cc: <stable@kernel.org> [v3.0+] Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:47:54 UTC |
6d1e2c6 | Anton Blanchard | 14 November 2011, 12:55:47 UTC | powerpc: panic if we can't instantiate RTAS I had to debug a strange situation where all manner of things were failing. SMT threads, storage and network were all completely broken. The root cause was we couldn't find enough memory to instantiate RTAS - this was a network install so the initrd was huge. Instead of limping along and failing in mysterious ways we should just panic up front if RTAS exists and we can't allocate space for it. Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:47:54 UTC |
bbc24a2 | Suzuki Poulose | 14 November 2011, 16:43:50 UTC | powerpc/4xx: Fix typos in kexec config dependencies Kexec is not supported on 47x. 47x is a variant of 44x with slightly different MMU and SMP support. There was a typo in the config dependency for kexec. This patch fixes the same. Signed-off-by: Suzuki K. Poulose <suzuki@in.ibm.com> Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Cc: Kumar Gala <galak@kernel.crashing.org> Cc: Josh Boyer <jwboyer@gmail.com> Cc: linux ppc dev <linuxppc-dev@lists.ozlabs.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:47:54 UTC |
82640a6 | Al Viro | 09 November 2011, 02:10:29 UTC | powerpc/fsl: MCU_MPC8349EMITX wants I2C built-in, modular won't do... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:25:19 UTC |
5f861ed | Al Viro | 09 November 2011, 00:58:17 UTC | powerpc/fsl_udc_core: Fix dumb typo Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:25:19 UTC |
4933402 | Al Viro | 09 November 2011, 00:57:05 UTC | carma-fpga: Missed switch from of_register_platform_driver() ... by 6 months Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:25:19 UTC |
9c8b390 | Al Viro | 09 November 2011, 00:56:05 UTC | powerpc: Fix build breakage in jump_label.c Should do what other architectures do and wrap all that code into the appropriate ifdef Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> | 16 November 2011, 03:25:19 UTC |
ed96dfb | Mathias Krause | 15 November 2011, 22:54:51 UTC | unicore32, exec: remove redundant set_fs(USER_DS) The address limit is already set in flush_old_exec() so this set_fs(USER_DS) is redundant. Signed-off-by: Mathias Krause <minipli@googlemail.com> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: Guan Xuetao <gxt@mprc.pku.edu.cn> | 16 November 2011, 02:50:09 UTC |
8889023 | Paul Bolle | 13 November 2011, 00:43:23 UTC | unicore32: Fix typo 'PUV3_I2C' Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Acked-by: Guan Xuetao <gxt@mprc.pku.edu.cn> | 16 November 2011, 02:48:21 UTC |
ff0ff78 | Linus Torvalds | 16 November 2011, 00:44:45 UTC | Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: MIPS: lantiq: use export.h in favour of module.h MAINTAINERS: The MIPS git tree has moved. MIPS: Fix build error due to missing inclusion of <linux/export.h>. MIPS: ASID conflict after CPU hotplug MIPS: Octeon: Fix compile error in arch/mips/cavium-octeon/flash_setup.c MIPS: errloongson2_clock: Fix build error by including linux/module.h STAGING: octeon-ethernet: Fix compile error caused by skb_frag_struct change MIPS: Hook up process_vm_readv and process_vm_writev system calls. MIPS: Kernel hangs occasionally during boot. MIPS: Octeon: Mark SMP-IPI interrupt as IRQF_NO_THREAD MIPS: BCM47xx: fix build with GENERIC_GPIO configuration MIPS: NXP: Remove unused source files. MIPS: Yosemite, Emma: Fix off-by-two in arcs_cmdline buffer size check | 16 November 2011, 00:44:45 UTC |
b1914cb | Linus Torvalds | 16 November 2011, 00:43:32 UTC | Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: drm/radeon/kms: fix segfault in pm rework drm/radeon/kms: fix up gpio i2c mask bits for r4xx drm/radeon: add some missing FireMV pci ids vgaarb: a NULL bridge is acceptable for root devices. drm: Remove utterly bogus preempt_disable() sections | 16 November 2011, 00:43:32 UTC |
ea4039a | Hillf Danton | 15 November 2011, 22:36:12 UTC | hugetlb: release pages in the error path of hugetlb_cow() If we fail to prepare an anon_vma, the {new, old}_page should be released, or they will leak. Signed-off-by: Hillf Danton <dhillf@gmail.com> Reviewed-by: Andrea Arcangeli <aarcange@redhat.com> Cc: Hugh Dickins <hughd@google.com> Cc: Johannes Weiner <jweiner@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 16 November 2011, 00:41:52 UTC |
66e13e6 | Jean Delvare | 15 November 2011, 22:36:09 UTC | drivers/firmware/dmi_scan.c: make dmi_name_in_vendors more focused The current implementation of dmi_name_in_vendors() is an invitation to lazy coding and false positives [1]. Searching for a string in 8 know what you're looking for, so you should know where to look. strstr isn't fast, especially when it fails, so we should avoid calling it when it just can't succeed. Looking at the current users of the function, it seems clear to me that they are looking for a system or board vendor name, so let's limit dmi_name_in_vendors to these two DMI fields. This much better matches the function name, BTW. [1] We currently have code looking for short names in DMI data, such as "IBM", "ASUS" or "Acer". I let you guess what will happen the day other vendors ship products named, for example, "SCHREIBMEISTER", "PEGASUS" or "Acerola". Signed-off-by: Jean Delvare <khali@linux-fr.org> Cc: Andi Kleen <andi@firstfloor.org> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 16 November 2011, 00:41:51 UTC |
5aecc85 | Michal Hocko | 15 November 2011, 22:36:07 UTC | oom: do not kill tasks with oom_score_adj OOM_SCORE_ADJ_MIN Commit c9f01245 ("oom: remove oom_disable_count") has removed the oom_disable_count counter which has been used for early break out from oom_badness so we could never select a task with oom_score_adj set to OOM_SCORE_ADJ_MIN (oom disabled). Now that the counter is gone we are always going through heuristics calculation and we always return a non zero positive value. This means that we can end up killing a task with OOM disabled because it is indistinguishable from regular tasks with 1% resp. CAP_SYS_ADMIN tasks with 3% usage of memory or tasks with oom_score_adj set but OOM enabled. Let's break out early if the task should have OOM disabled. Signed-off-by: Michal Hocko <mhocko@suse.cz> Acked-by: David Rientjes <rientjes@google.com> Acked-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Ying Han <yinghan@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 16 November 2011, 00:41:51 UTC |
001ef5e | Paul Bolle | 15 November 2011, 22:36:02 UTC | drivers/misc/eeprom: fix dependecy on 'PPC_MPC5200_GPIO' The driver for the DigsyMTC display configuration EEPROMs device got added by commit 469dded183 ("misc/eeprom: add eeprom access driver for digsy_mtc board"). Its Kconfig symbol depends on PPC_MPC5200_GPIO. But at the time that driver got added PPC_MPC5200_GPIO was already renamed to GPIO_MPC5200, by commit 6eae1ace68 ("gpio: Move mpc5200 gpio driver to drivers/gpio"). So make this driver depend on GPIO_MPC5200. And since GPIO_MPC5200 itself implies that GPIOLIB is set, that dependency can be dropped. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Acked-by: Anatolij Gustschin <agust@denx.de> Cc: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 16 November 2011, 00:41:51 UTC |
1234031 | KAMEZAWA Hiroyuki | 15 November 2011, 22:35:59 UTC | MAINTAINERS: add new cgroup list to CC notice As discussed at Kernel Summit(2011), new cgroups mailing list is opened by James. This list is for discussing general cgroup design and patches including all subsystems and for getting more attentions to cgroups/namespaces related issues by developpers. Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 16 November 2011, 00:41:50 UTC |
cb87151 | Johan Hovold | 15 November 2011, 22:35:52 UTC | Revert "leds: save the delay values after a successful call to blink_set()" Revert commit 6123b0e274503a0d3588e84fbe07c9aa01bfaf5d. The problem this patch intends to solve has alreadqy been fixed by commit 7a5caabd090b ("drivers/leds/ledtrig-timer.c: fix broken sysfs delay handling"). Signed-off-by: Johan Hovold <jhovold@gmail.com> Cc: Antonio Ospite <ospite@studenti.unina.it> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: Richard Purdie <rpurdie@rpsys.net> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 16 November 2011, 00:41:50 UTC |
9f35a33 | David Howells | 15 November 2011, 22:09:45 UTC | KEYS: Fix a NULL pointer deref in the user-defined key type Fix a NULL pointer deref in the user-defined key type whereby updating a negative key into a fully instantiated key will cause an oops to occur when the code attempts to free the non-existent old payload. This results in an oops that looks something like the following: BUG: unable to handle kernel NULL pointer dereference at 0000000000000008 IP: [<ffffffff81085fa1>] __call_rcu+0x11/0x13e PGD 3391d067 PUD 3894a067 PMD 0 Oops: 0002 [#1] SMP CPU 1 Pid: 4354, comm: keyctl Not tainted 3.1.0-fsdevel+ #1140 /DG965RY RIP: 0010:[<ffffffff81085fa1>] [<ffffffff81085fa1>] __call_rcu+0x11/0x13e RSP: 0018:ffff88003d591df8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000000006e RDX: ffffffff8161d0c0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff88003d591e18 R08: 0000000000000000 R09: ffffffff8152fa6c R10: 0000000000000000 R11: 0000000000000300 R12: ffff88003b8f9538 R13: ffffffff8161d0c0 R14: ffff88003b8f9d50 R15: ffff88003c69f908 FS: 00007f97eb18c720(0000) GS:ffff88003bd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000008 CR3: 000000003d47a000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process keyctl (pid: 4354, threadinfo ffff88003d590000, task ffff88003c78a040) Stack: ffff88003e0ffde0 ffff88003b8f9538 0000000000000001 ffff88003b8f9d50 ffff88003d591e28 ffffffff810860f0 ffff88003d591e68 ffffffff8117bfea ffff88003d591e68 ffffffff00000000 ffff88003e0ffde1 ffff88003e0ffde0 Call Trace: [<ffffffff810860f0>] call_rcu_sched+0x10/0x12 [<ffffffff8117bfea>] user_update+0x8d/0xa2 [<ffffffff8117723a>] key_create_or_update+0x236/0x270 [<ffffffff811789b1>] sys_add_key+0x123/0x17e [<ffffffff813b84bb>] system_call_fastpath+0x16/0x1b Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Jeff Layton <jlayton@redhat.com> Acked-by: Neil Horman <nhorman@redhat.com> Acked-by: Steve Dickson <steved@redhat.com> Acked-by: James Morris <jmorris@namei.org> Cc: stable@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 16 November 2011, 00:32:38 UTC |
e88d246 | David S. Miller | 15 November 2011, 20:57:00 UTC | sparc: Stash orig_i0 into %g6 instead of %g2 As per the comments added by this commit, %g2 turns out to not be a usable place to save away orig_i0 for syscall restart handling. In fact all of %g2, %g3, %g4, and %g5 are assumed to be saved across a system call by various bits of code in glibc. %g1 can't be used because that holds the syscall number, which would need to be saved and restored for syscall restart handling too, and that would only compound our problems :-) This leaves us with %g6 and %g7 which are for "system use". %g7 is used as the "thread register" by glibc, but %g6 is used as a compiler and assembler temporary scratch register. And in no instance is %g6 used to hold a value across a system call. Therefore %g6 is safe for storing away orig_i0, at least for now. Signed-off-by: David S. Miller <davem@davemloft.net> | 15 November 2011, 20:57:00 UTC |
af8db15 | Peter Chen | 15 November 2011, 20:52:29 UTC | PM / driver core: disable device's runtime PM during shutdown There may be an issue when the user issue "reboot/shutdown" command, then the device has shut down its hardware, after that, this runtime-pm featured device's driver will probably be scheduled to do its suspend routine, and at its suspend routine, it may access hardware, but the device has already shutdown physically, then the system hang may be occurred. I ran out this issue using an auto-suspend supported USB devices, like 3G modem, keyboard. The usb runtime suspend routine may be scheduled after the usb controller has been shut down, and the usb runtime suspend routine will try to suspend its roothub(controller), it will access register, then the system hang occurs as the controller is shutdown. Signed-off-by: Peter Chen <peter.chen@freescale.com> Acked-by: Ming Lei <tom.leiming@gmail.com> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Cc: stable@kernel.org Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> | 15 November 2011, 20:52:29 UTC |
db3e74b | Mitsuo Hayasaka | 10 November 2011, 01:33:10 UTC | xfs: use doalloc flag in xfs_qm_dqattach_one() The doalloc arg in xfs_qm_dqattach_one() is a flag that indicates whether a new area to handle quota information will be allocated if needed. Originally, it was passed to xfs_qm_dqget(), but has been removed by the following commit (probably by mistake): commit 8e9b6e7fa4544ea8a0e030c8987b918509c8ff47 Author: Christoph Hellwig <hch@lst.de> Date: Sun Feb 8 21:51:42 2009 +0100 xfs: remove the unused XFS_QMOPT_DQLOCK flag As the result, xfs_qm_dqget() called from xfs_qm_dqattach_one() never allocates the new area even if it is needed. This patch gives the doalloc arg to xfs_qm_dqget() in xfs_qm_dqattach_one() to fix this problem. Signed-off-by: Mitsuo Hayasaka <mitsuo.hayasaka.hu@hitachi.com> Cc: Alex Elder <aelder@sgi.com> Cc: Christoph Hellwig <hch@infradead.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ben Myers <bpm@sgi.com> | 15 November 2011, 20:45:09 UTC |
6991b8f | Alex Deucher | 14 November 2011, 22:52:51 UTC | drm/radeon/kms: fix segfault in pm rework Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> | 15 November 2011, 19:44:03 UTC |
6c47e5c | Alex Deucher | 14 November 2011, 19:32:01 UTC | drm/radeon/kms: fix up gpio i2c mask bits for r4xx Fixes i2c test failures when i2c_algo_bit.bit_test=1. The hw doesn't actually require a mask, so just set it to the default mask bits for r1xx-r4xx radeon ddc. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@kernel.org Cc: Jean Delvare <khali@linux-fr.org> Signed-off-by: Dave Airlie <airlied@redhat.com> | 15 November 2011, 19:43:39 UTC |
b872a37 | Alex Deucher | 14 November 2011, 14:33:56 UTC | drm/radeon: add some missing FireMV pci ids Noticed by Egbert. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@kernel.org Cc: Egbert Eich <eich@suse.de> Signed-off-by: Dave Airlie <airlied@redhat.com> | 15 November 2011, 19:43:06 UTC |
cfcfc9e | Linus Torvalds | 15 November 2011, 17:02:59 UTC | Linux 3.2-rc2 | 15 November 2011, 17:02:59 UTC |
101041c | Linus Torvalds | 15 November 2011, 16:56:56 UTC | Merge branch 'iommu/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu * 'iommu/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: iommu: omap: Fix compile failure | 15 November 2011, 16:56:56 UTC |
5870b2c | Linus Torvalds | 15 November 2011, 16:48:51 UTC | Merge branch 'fixes' of git://git.linaro.org/people/triad/linux-pinctrl * 'fixes' of git://git.linaro.org/people/triad/linux-pinctrl: pinctrl: hide subsystem from the populace pinctrl: fix "warning: 'struct pinctrl_dev' declared inside parameter list" | 15 November 2011, 16:48:51 UTC |
642ba5e | Linus Torvalds | 15 November 2011, 16:47:28 UTC | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux: fsl-rio: fix compile error | 15 November 2011, 16:47:28 UTC |
80f01ca | Linus Torvalds | 15 November 2011, 16:45:50 UTC | Merge branch 'gpio/merge' of git://git.secretlab.ca/git/linux-2.6 * 'gpio/merge' of git://git.secretlab.ca/git/linux-2.6: gpio: pca953x: propagate the errno from the chip_init functions gpio: pca953x: remove unneeded check for chip type gpio/omap: check return value from irq_alloc_generic_chip gpio/omap: replace MOD_REG_BIT macro with static inline | 15 November 2011, 16:45:50 UTC |
fc21a2d | Linus Torvalds | 15 November 2011, 16:31:12 UTC | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lliubbo/blackfin * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lliubbo/blackfin: blackfin: Fixup export.h includes Blackfin: add serial TX IRQ in individual platform resource | 15 November 2011, 16:31:12 UTC |
bc5b8a9 | Dan Carpenter | 14 November 2011, 14:52:08 UTC | hfs: add sanity check for file name length On a corrupted file system the ->len field could be wrong leading to a buffer overflow. Reported-and-acked-by: Clement LECIGNE <clement.lecigne@netasq.com> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Cc: stable@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | 15 November 2011, 16:29:42 UTC |