- 19 Mar, 2014 3 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pciLinus Torvalds authored
Pull PCI resource management fix from Bjorn Helgaas: "This is a fix for an AGP regression exposed by e501b3d8 ("agp: Support 64-bit APBASE"), which we merged in v3.14-rc1. We've warned about the conflict between the GART and PCI resources and cleared out the PCI resource for a long time, but after e501b3d8, we still *use* that cleared-out PCI resource. I think the GART resource is incorrect, so this patch removes it" * tag 'pci-v3.14-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: Revert "[PATCH] Insert GART region into resource map"
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroupLinus Torvalds authored
Pull cgroup fix from Tejun Heo: "One really late cgroup patch to fix error path in create_css(). Hitting this bug would be pretty rare but still possible and it gets delayed we'd need to backport it through -stable anyway. It only updates error path in create_css() and has low chance of new breakages" * 'for-3.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup: fix a failure path in create_css()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull timer fix from Thomas Gleixner: "A single bugfix: make the scheduler clock on Vybrid SoCs count forward" * 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: clocksource: vf_pit_timer: use complement for sched_clock reading
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- 18 Mar, 2014 3 commits
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Li Zefan authored
If online_css() fails, we should remove cgroup files belonging to css->ss. Signed-off-by: Li Zefan <lizefan@huawei.com> Signed-off-by: Tejun Heo <tj@kernel.org>
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Bjorn Helgaas authored
This reverts commit 56dd669a, which makes the GART visible in /proc/iomem. This fixes a regression: e501b3d8 ("agp: Support 64-bit APBASE") exposed an existing problem with a conflict between the GART region and a PCI BAR region. The GART addresses are bus addresses, not CPU addresses, and therefore should not be inserted in iomem_resource. On many machines, the GART region is addressable by the CPU as well as by an AGP master, but CPU addressability is not required by the spec. On some of these machines, the GART is mapped by a PCI BAR, and in that case, the PCI core automatically inserts it into iomem_resource, just as it does for all BARs. Inserting it here means we'll have a conflict if the PCI core later tries to claim the GART region, so let's drop the insertion here. The conflict indirectly causes X failures, as reported by Jouni in the bugzilla below. We detected the conflict even before e501b3d8, but after it the AGP code (fix_northbridge()) uses the PCI resource (which is zeroed because of the conflict) instead of reading the BAR again. Conflicts: arch/x86_64/kernel/aperture.c Fixes: e501b3d8 agp: Support 64-bit APBASE Link: https://bugzilla.kernel.org/show_bug.cgi?id=72201Reported-and-tested-by: Jouni Mettälä <jtmettala@gmail.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull another kvm fix from Paolo Bonzini: "A fix for a PowerPC bug that was introduced during the 3.14 merge window" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: PPC: Book3S HV: Fix register usage when loading/saving VRSAVE KVM: PPC: Book3S HV: Remove bogus duplicate code
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- 17 Mar, 2014 8 commits
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git://git.kernel.dk/linux-blockLinus Torvalds authored
Pull final final block IO fixes from Jens Axboe: "Yes, the last round was final. This one is final final. The mtip32xx fix could have waited, but it's so simple and gets rid of two warning spewages on load. The two block flush fixes are critical for blk-mq, and are the primary reason for this late pull request" * 'for-linus' of git://git.kernel.dk/linux-block: mtip32xx: fix bad use of smp_processor_id() block: change flush sequence list addition back to front add block: fix q->flush_rq NULL pointer crash on dm-mpath flush
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git://git.linux-mips.org/pub/scm/ralf/upstream-linusLinus Torvalds authored
Pull MIPS updates from Ralf Baechle: "A fair number of fixes all across arch/mips. Nothing really stands out though APRP, the FPU code and syscall tracing code received multiple patches those all were small" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: MIPS: mark O32+FP64 experimental for now MIPS: ftrace: Fix icache flush range error MIPS: Fix syscall tracing interface MIPS: asm: syscall: Fix copying system call arguments MIPS: Octeon: Fix fall through on bar type OCTEON_DMA_BAR_TYPE_SMALL MIPS: FPU: Fix conflict of register usage MIPS: Replace CONFIG_MIPS64 and CONFIG_MIPS32_R2 MIPS: math-emu: Fix prefx detection and COP1X function field definition MIPS: APRP: Choose the correct VPE loader by fixing the linking MIPS: APRP: Unregister rtlx interrupt hook at module exit MIPS: APRP: Fix the linking of rtlx interrupt hook MIPS: bcm47xx: Include missing errno.h for ENXIO MIPS: Alchemy: Fix unchecked kstrtoul return value MIPS: Fix randconfig build error.
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Paul Burton authored
Commit 597ce172 "MIPS: Support for 64-bit FP with O32 binaries" introduced support for setting Status.FR=1 for O32 binaries with the EF_MIPS_FP64 ELF header flag set. Whilst this flag is currently supported by binutils it does introduce an ABI break within userland. Objects built with EF_MIPS_FP64 cannot be safely linked with those built without it since code in either object may assume behaviour specific to a value of FR. More recently there has been discussion around avoiding further fragmentation of the O32 ABI whilst still allowing the use of FR=1 and features such as MSA which depend upon it. Details of the plan to allow this are still being worked on, and whilst the kernel will need the ability to handle FR=1 with O32 tasks it is unclear what else it may need to provide to a userland which seeks to avoid another ABI break. In order to prevent the proliferation of userland which may rely upon the current EF_MIPS_FP64 behaviour this patch marks the kernel support for it experimental & disables it by default. Under current proposals it is likely that this support can simply be enabled again later, but possibly after the introduction of further interfaces with userland and support for the MIPS R5 UFR feature. Signed-off-by: Paul Burton <paul.burton@imgtec.com> Cc: Matthew Fortune <matthew.fortune@imgtec.com> Cc: linux-mips@linux-mips.org Cc: Paul Burton <paul.burton@imgtec.com> Patchwork: https://patchwork.linux-mips.org/patch/6549/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hidLinus Torvalds authored
Pull HID fixes from Jiri Kosina: - fix for ordering of device removal actions in hidraw, by Fernando Luis Vázquez Cao - fix for uninitialized workqueue usage in hid-sony, by Frank Praznik - device ID addition for new variant of Logitech G27, from Simon Wood * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: HID: hid-lg4ff: Support new version of G27 HID: hidraw: fix warning destroying hidraw device files after parent HID: sony: Fix work queue issues.
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Viller Hsiao authored
In 32-bit mode, the start address passed to flush_icache_range is shifted by 4 bytes before the second safe_store_code() call. This causes system crash from time to time because the first 4 bytes might not be flushed properly. This bug exists since linux-3.8. Also remove obsoleted comment while at it. Signed-off-by: Viller Hsiao <villerhsiao@gmail.com> Cc: linux-mips@linux-mips.org Cc: rostedt@goodmis.org Cc: fweisbec@gmail.com Cc: mingo@redhat.com Cc: Qais.Yousef@imgtec.com Patchwork: https://patchwork.linux-mips.org/patch/6586/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Lars Persson authored
Fix pointer computation for stack-based arguments. Signed-off-by: Lars Persson <larper@axis.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/6620/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Markos Chandras authored
The syscall_get_arguments function expects the arguments to be copied to the '*args' argument but instead a local variable was used to hold the system call argument. As a result of which, this variable was never passed to the filter and any filter testing the system call arguments would fail. This is fixed by passing the '*args' variable as the destination memory for the system call arguments. Signed-off-by: Markos Chandras <markos.chandras@imgtec.com> Reviewed-by: Paul Burton <paul.burton@imgtec.com> Reviewed-by: James Hogan <james.hogan@imgtec.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/6402/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Linus Torvalds authored
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- 16 Mar, 2014 3 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler fixes from Ingo Molnar: "Three small fixes" * 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/clock: Prevent tracing recursion in sched_clock_cpu() stop_machine: Fix^2 race between stop_two_cpus() and stop_cpus() sched/deadline: Deny unprivileged users to set/change SCHED_DEADLINE policy
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf fixes from Ingo Molnar: "Misc smaller fixes" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf/x86: Fix leak in uncore_type_init failure paths perf machine: Use map as success in ip__resolve_ams perf symbols: Fix crash in elf_section_by_name perf trace: Decode architecture-specific signal numbers
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Michael Kerrisk authored
While testing and documenting the msgrcv() MSG_COPY flag that Stanislav Kinsbursky added in commit 4a674f34 ("ipc: introduce message queue copy feature" => kernel 3.8), I discovered a couple of bugs in the implementation. The two bugs concern MSG_COPY interactions with other msgrcv() flags, namely: (A) MSG_COPY + MSG_EXCEPT (B) MSG_COPY + !IPC_NOWAIT The bugs are distinct (and the fix for the first one is obvious), however my fix for both is a single-line patch, which is why I'm combining them in a single mail, rather than writing two mails+patches. ===== (A) MSG_COPY + MSG_EXCEPT ===== With the addition of the MSG_COPY flag, there are now two msgrcv() flags--MSG_COPY and MSG_EXCEPT--that modify the meaning of the 'msgtyp' argument in unrelated ways. Specifying both in the same call is a logical error that is currently permitted, with the effect that MSG_COPY has priority and MSG_EXCEPT is ignored. The call should give an error if both flags are specified. The patch below implements that behavior. ===== (B) (B) MSG_COPY + !IPC_NOWAIT ===== The test code that was submitted in commit 3a665531 ("selftests: IPC message queue copy feature test") shows MSG_COPY being used in conjunction with IPC_NOWAIT. In other words, if there is no message at the position 'msgtyp'. return immediately with the error in ENOMSG. What was not (fully) tested is the behavior if MSG_COPY is specified *without* IPC_NOWAIT, and there is an odd behavior. If the queue contains less than 'msgtyp' messages, then the call blocks until the next message is written to the queue. At that point, the msgrcv() call returns a copy of the newly added message, regardless of whether that message is at the ordinal position 'msgtyp'. This is clearly bogus, and problematic for applications that might want to make use of the MSG_COPY flag. I considered the following possible solutions to this problem: (1) Force the call to block until a message *does* appear at the position 'msgtyp'. (2) If the MSG_COPY flag is specified, the kernel should implicitly add IPC_NOWAIT, so that the call fails with ENOMSG for this case. (3) If the MSG_COPY flag is specified, but IPC_NOWAIT is not, generate an error (probably, EINVAL is the right one). I do not know if any application would really want to have the functionality of solution (1), especially since an application can determine in advance the number of messages in the queue using msgctl() IPC_STAT. Obviously, this solution would be the most work to implement. Solution (2) would have the effect of silently fixing any applications that tried to employ broken behavior. However, it would mean that if we later decided to implement solution (1), then user-space could not easily detect what the kernel supports (but, since I'm somewhat doubtful that solution (1) is needed, I'm not sure that this is much of a problem). Solution (3) would have the effect of informing broken applications that they are doing something broken. The downside is that this would cause a ABI breakage for any applications that are currently employing the broken behavior. However: a) Those applications are almost certainly not getting the results they expect. b) Possibly, those applications don't even exist, because MSG_COPY is currently hidden behind CONFIG_CHECKPOINT_RESTORE. The upside of solution (3) is that if we later decided to implement solution (1), user-space could determine what the kernel supports, via the error return. In my view, solution (3) is mildly preferable to solution (2), and solution (1) could still be done later if anyone really cares. The patch below implements solution (3). PS. For anyone out there still listening, it's the usual story: documenting an API (and the thinking about, and the testing of the API, that documentation entails) is the one of the single best ways of finding bugs in the API, as I've learned from a lot of experience. Best to do that documentation before releasing the API. Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Stanislav Kinsbursky <skinsbursky@parallels.com> Cc: Stanislav Kinsbursky <skinsbursky@parallels.com> Cc: stable@vger.kernel.org Cc: Serge Hallyn <serge.hallyn@canonical.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Pavel Emelyanov <xemul@parallels.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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- 15 Mar, 2014 4 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull SCSI fixes from James Bottomley: "This is a set of six fixes. Two are instant crash/null deref types (storvsc and isci). The two qla2xxx are initialisation problems that cause MSI-X failures and card misdetection, the isci erroneous macro is actually illegal C that's causing a miscompile with certain gcc versions and the be2iscsi bad if expression is a static checker fix" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: [SCSI] storvsc: NULL pointer dereference fix [SCSI] qla2xxx: Poll during initialization for ISP25xx and ISP83xx [SCSI] isci: correct erroneous for_each_isci_host macro [SCSI] isci: fix reset timeout handling [SCSI] be2iscsi: fix bad if expression [SCSI] qla2xxx: Fix multiqueue MSI-X registration.
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fixes from Peter Anvin: "Two x86 fixes: Suresh's eager FPU fix, and a fix to the NUMA quirk for AMD northbridges. This only includes Suresh's fix patch, not the "mostly a cleanup" patch which had __init issues" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/amd/numa: Fix northbridge quirk to assign correct NUMA node x86, fpu: Check tsk_used_math() in kernel_fpu_end() for eager FPU
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull ACPI and power management fixes from Rafael Wysocki: "Three of these are regression fixes, for two recent regressions and one introduced during the 3.13 cycle, and the fourth one is a working version of the fix that had to be reverted last time. Specifics: - A recent ACPI resources handling fix overlooked the fact that it had to update the ACPI PNP subsystem's resources parsing too and caused confusing warning messages to be printed during system intialization on some systems (with arguably buggy ACPI tables). Fix from Zhang Rui. - Moving the early ACPI initialization before timekeeping_init() earlier in this cycle broke fast TSC calibration on at least one system, so it needs to be done later, but still before efi_enter_virtual_mode() to allow the EFI initialization to refer to ACPI. - A change related to code duplication reduction in the cpufreq core inadvertently caused cpufreq intialization to fail for some CPUs handled by intel_pstate by adding checks that may fail for that driver, but aren't even necessary when it is used. The issue is addressed by preventing those checks from run in the configurations in which they aren't needed. - If the Hardware Reduced ACPI flag is set in the ACPI tables, system suspend, hibernation and ACPI power off will only work when special sleep control and sleep status registeres are provided (their addresses in the ACPI tables are not zero). If those registers are not available, the features in question have no chances to work, so they shouldn't even be regarded as supported. That helps with power off in particular, because alternative power off methods may be used then and they may actually work" * tag 'pm+acpi-3.14-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: ACPI / sleep: Add extra checks for HW Reduced ACPI mode sleep states ACPI / init: Invoke early ACPI initialization later cpufreq: Skip current frequency initialization for ->setpolicy drivers PNP / ACPI: proper handling of ACPI IO/Memory resource parsing failures
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git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dmLinus Torvalds authored
Pull device-mapper fixes form Mike Snitzer: "Two small fixes for the DM cache target: - fix corruption with >2TB fast device due to truncation bug - fix access beyond end of origin device due to a partial block" * tag 'dm-3.14-fixes-4' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm: dm cache: fix access beyond end of origin device dm cache: fix truncation bug when copying a block to/from >2TB fast device
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- 14 Mar, 2014 8 commits
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Colin Ian King authored
Bar type OCTEON_DMA_BAR_TYPE_SMALL assigns lo and hi addresses and then falls through to OCTEON_DMA_BAR_TYPE_BIG that re-assignes lo and hi addresses with totally different values. Add a break so we don't fall through. Signed-off-by: Colin Ian King <colin.king@canonical.com> Acked-by: David Daney <ddaney@caviumnetworks.com> Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/6529/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Huacai Chen authored
In _restore_fp_context/_restore_fp_context32, t0 is used for both CP0_Status and CP1_FCSR. This is a mistake and cause FP exeception on boot, so fix it. Signed-off-by: Huacai Chen <chenhc@lemote.com> Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi> Tested-by: Andreas Barth <aba@ayous.org> Cc: John Crispin <john@phrozen.org> Cc: Steven J. Hill <Steven.Hill@imgtec.com> Cc: Aurelien Jarno <aurelien@aurel32.net> Cc: linux-mips@linux-mips.org Cc: Fuxin Zhang <zhangfx@lemote.com> Cc: Zhangjin Wu <wuzhangjin@gmail.com> Patchwork: https://patchwork.linux-mips.org/patch/6507/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Paul Bolle authored
Commit 597ce172 ("MIPS: Support for 64-bit FP with O32 binaries") introduced references to two undefined Kconfig macros. CONFIG_MIPS32_R2 should clearly be replaced with CONFIG_CPU_MIPS32_R2. And CONFIG_MIPS64 should be replaced with CONFIG_64BIT. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/6522/Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Simon Wood authored
It has been reported that there is a new hardware version of the G27 in the 'wild'. This patch add's this new revision so that it can be sent the command to switch to native mode. Reported-by: "Ivan Baldo" <ibaldo@adinet.com.uy> Tested-by: "evilcow" <evilcow93@yahoo.com> Signed-off-by: Simon Wood <simon@mungewell.org> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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Daniel J Blueman authored
For systems with multiple servers and routed fabric, all northbridges get assigned to the first server. Fix this by also using the node reported from the PCI bus. For single-fabric systems, the northbriges are on PCI bus 0 by definition, which are on NUMA node 0 by definition, so this is invarient on most systems. Tested on fam10h and fam15h single and multi-fabric systems and candidate for stable. Signed-off-by: Daniel J Blueman <daniel@numascale.com> Acked-by: Steffen Persvold <sp@numascale.com> Acked-by: Borislav Petkov <bp@suse.de> Cc: <stable@vger.kernel.org> Link: http://lkml.kernel.org/r/1394710981-3596-1-git-send-email-daniel@numascale.comSigned-off-by: Ingo Molnar <mingo@kernel.org>
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git://people.freedesktop.org/~airlied/linuxLinus Torvalds authored
Pull drm fixes from Dave Airlie: "Pretty minor set of fixes for radeon, ttm and vmwgfx. The ttm ones are a regression and an oops seen on server chipsets" * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: drm/vmwgfx: Fix a surface reference corner-case in legacy emulation mode drm/radeon/cik: properly set compute ring status on disable drm/radeon/cik: stop the sdma engines in the enable() function drm/radeon/cik: properly set sdma ring status on disable drm/radeon: fix runpm disabling on non-PX harder drm/ttm: don't oops if no invalidate_caches() drm/ttm: Work around performance regression with VM_PFNMAP
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git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linuxLinus Torvalds authored
Pull i2c Kconfig fix from Wolfram Sang. * 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: i2c: Remove usage of orphaned symbol OF_I2C
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git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds authored
Pull networking fixes from David Miller: "I know this is a bit more than you want to see, and I've told the wireless folks under no uncertain terms that they must severely scale back the extent of the fixes they are submitting this late in the game. Anyways: 1) vmxnet3's netpoll doesn't perform the equivalent of an ISR, which is the correct implementation, like it should. Instead it does something like a NAPI poll operation. This leads to crashes. From Neil Horman and Arnd Bergmann. 2) Segmentation of SKBs requires proper socket orphaning of the fragments, otherwise we might access stale state released by the release callbacks. This is a 5 patch fix, but the initial patches are giving variables and such significantly clearer names such that the actual fix itself at the end looks trivial. From Michael S. Tsirkin. 3) TCP control block release can deadlock if invoked from a timer on an already "owned" socket. Fix from Eric Dumazet. 4) In the bridge multicast code, we must validate that the destination address of general queries is the link local all-nodes multicast address. From Linus Lüssing. 5) The x86 BPF JIT support for negative offsets puts the parameter for the helper function call in the wrong register. Fix from Alexei Starovoitov. 6) The descriptor type used for RTL_GIGA_MAC_VER_17 chips in the r8169 driver is incorrect. Fix from Hayes Wang. 7) The xen-netback driver tests skb_shinfo(skb)->gso_type bits to see if a packet is a GSO frame, but that's not the correct test. It should use skb_is_gso(skb) instead. Fix from Wei Liu. 8) Negative msg->msg_namelen values should generate an error, from Matthew Leach. 9) at86rf230 can deadlock because it takes the same lock from it's ISR and it's hard_start_xmit method, without disabling interrupts in the latter. Fix from Alexander Aring. 10) The FEC driver's restart doesn't perform operations in the correct order, so promiscuous settings can get lost. Fix from Stefan Wahren. 11) Fix SKB leak in SCTP cookie handling, from Daniel Borkmann. 12) Reference count and memory leak fixes in TIPC from Ying Xue and Erik Hugne. 13) Forced eviction in inet_frag_evictor() must strictly make sure all frags are deleted, otherwise module unload (f.e. 6lowpan) can crash. Fix from Florian Westphal. 14) Remove assumptions in AF_UNIX's use of csum_partial() (which it uses as a hash function), which breaks on PowerPC. From Anton Blanchard. The main gist of the issue is that csum_partial() is defined only as a value that, once folded (f.e. via csum_fold()) produces a correct 16-bit checksum. It is legitimate, therefore, for csum_partial() to produce two different 32-bit values over the same data if their respective alignments are different. 15) Fix endiannes bug in MAC address handling of ibmveth driver, also from Anton Blanchard. 16) Error checks for ipv6 exthdrs offload registration are reversed, from Anton Nayshtut. 17) Externally triggered ipv6 addrconf routes should count against the garbage collection threshold. Fix from Sabrina Dubroca. 18) The PCI shutdown handler added to the bnx2 driver can wedge the chip if it was not brought up earlier already, which in particular causes the firmware to shut down the PHY. Fix from Michael Chan. 19) Adjust the sanity WARN_ON_ONCE() in qdisc_list_add() because as currently coded it can and does trigger in legitimate situations. From Eric Dumazet. 20) BNA driver fails to build on ARM because of a too large udelay() call, fix from Ben Hutchings. 21) Fair-Queue qdisc holds locks during GFP_KERNEL allocations, fix from Eric Dumazet. 22) The vlan passthrough ops added in the previous release causes a regression in source MAC address setting of outgoing headers in some circumstances. Fix from Peter Boström" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (70 commits) ipv6: Avoid unnecessary temporary addresses being generated eth: fec: Fix lost promiscuous mode after reconnecting cable bonding: set correct vlan id for alb xmit path at86rf230: fix lockdep splats net/mlx4_en: Deregister multicast vxlan steering rules when going down vmxnet3: fix building without CONFIG_PCI_MSI MAINTAINERS: add networking selftests to NETWORKING net: socket: error on a negative msg_namelen MAINTAINERS: Add tools/net to NETWORKING [GENERAL] packet: doc: Spelling s/than/that/ net/mlx4_core: Load the IB driver when the device supports IBoE net/mlx4_en: Handle vxlan steering rules for mac address changes net/mlx4_core: Fix wrong dump of the vxlan offloads device capability xen-netback: use skb_is_gso in xenvif_start_xmit r8169: fix the incorrect tx descriptor version tools/net/Makefile: Define PACKAGE to fix build problems x86: bpf_jit: support negative offsets bridge: multicast: enable snooping on general queries only bridge: multicast: add sanity check for general query destination tcp: tcp_release_cb() should release socket ownership ...
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- 13 Mar, 2014 11 commits
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Richard Weinberger authored
The symbol is an orphan, don't depend on it anymore. Signed-off-by: Richard Weinberger <richard@nod.at> [wsa: enhanced commit message] Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Fixes: 687b81d0 (i2c: move OF helpers into the core) Cc: stable@kernel.org
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Rafael J. Wysocki authored
* pnp: PNP / ACPI: proper handling of ACPI IO/Memory resource parsing failures * acpi-init: ACPI / init: Invoke early ACPI initialization later * acpi-sleep: ACPI / sleep: Add extra checks for HW Reduced ACPI mode sleep states * pm-cpufreq: cpufreq: Skip current frequency initialization for ->setpolicy drivers
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Rafael J. Wysocki authored
If the HW Reduced ACPI mode bit is set in the FADT, ACPICA uses the optional sleep control and sleep status registers for making the system enter sleep states (including S5), so it is not possible to use system sleep states or power it off using ACPI if the HW Reduced ACPI mode bit is set and those registers are not available. For this reason, add a new function, acpi_sleep_state_supported(), checking if the HW Reduced ACPI mode bit is set and whether or not system sleep states are usable in that case in addition to checking the return value of acpi_get_sleep_type_data() and make the ACPI sleep setup routines use that function to check the availability of system sleep states. Among other things, this prevents the kernel from attempting to use ACPI for powering off HW Reduced ACPI systems without the sleep control and sleep status registers, because ACPI power off doesn't have a chance to work on them. That allows alternative power off mechanisms that may actually work to be used on those systems. The affected machines include Dell Venue 8 Pro, Asus T100TA, Haswell Desktop SDP and Ivy Bridge EP Demo depot. References: https://bugzilla.kernel.org/show_bug.cgi?id=70931Reported-by: Adam Williamson <awilliam@redhat.com> Tested-by: Aubrey Li <aubrey.li@linux.intel.com> Cc: 3.4+ <stable@vger.kernel.org> # 3.4+ Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Heiner Kallweit authored
tmp_prefered_lft is an offset to ifp->tstamp, not now. Therefore age needs to be added to the condition. Age calculation in ipv6_create_tempaddr is different from the one in addrconf_verify and doesn't consider ADDRCONF_TIMER_FUZZ_MINUS. This can cause age in ipv6_create_tempaddr to be less than the one in addrconf_verify and therefore unnecessary temporary address to be generated. Use age calculation as in addrconf_modify to avoid this. Signed-off-by: Heiner Kallweit <heiner.kallweit@web.de> Signed-off-by: David S. Miller <davem@davemloft.net>
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Stefan Wahren authored
If the Freescale fec is in promiscuous mode and network cable is reconnected then the promiscuous mode get lost. The problem is caused by a too soon call of set_multicast_list to re-enable promisc mode. The FEC_R_CNTRL register changes are overwritten by fec_restart. This patch fixes this by moving the call behind the init of FEC_R_CNTRL register in fec_restart. Successful tested on a i.MX28 board. Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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dingtianhong authored
The commit d3ab3ffd (bonding: use rlb_client_info->vlan_id instead of ->tag) remove the rlb_client_info->tag, but occur some issues, The vlan_get_tag() will return 0 for success and -EINVAL for error, so the client_info->vlan_id always be set to 0 if the vlan_get_tag return 0 for success, so the client_info would never get a correct vlan id. We should only set the vlan id to 0 when the vlan_get_tag return error. Fixes: d3ab3ffd (bonding: use rlb_client_info->vlan_id instead of ->tag) CC: Ding Tianhong <dingtianhong@huawei.com> CC: Jay Vosburgh <fubar@us.ibm.com> CC: Andy Gospodarek <andy@greyhouse.net> Signed-off-by: Ding Tianhong <dingtianhong@huawei.com> Acked-by: Veaceslav Falico <vfalico@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Alexander Aring authored
This patch fix a lockdep in the at86rf230 driver, otherwise we get: [ 30.206517] ================================= [ 30.211078] [ INFO: inconsistent lock state ] [ 30.215647] 3.14.0-20140108-1-00994-g32e9426 #163 Not tainted [ 30.221660] --------------------------------- [ 30.226222] inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage. [ 30.232514] systemd-udevd/157 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 30.238439] (&(&lp->lock)->rlock){?.+...}, at: [<c03600f8>] at86rf230_isr+0x18/0x44 [ 30.246621] {HARDIRQ-ON-W} state was registered at: [ 30.251728] [<c0061ce4>] __lock_acquire+0x7a4/0x18d8 [ 30.257135] [<c0063500>] lock_acquire+0x68/0x7c [ 30.262071] [<c0588820>] _raw_spin_lock+0x28/0x38 [ 30.267203] [<c0361240>] at86rf230_xmit+0x1c/0x144 [ 30.272412] [<c057ba6c>] mac802154_xmit_worker+0x88/0x148 [ 30.278271] [<c0047844>] process_one_work+0x274/0x404 [ 30.283761] [<c00484c0>] worker_thread+0x228/0x374 [ 30.288971] [<c004cfb8>] kthread+0xd0/0xe4 [ 30.293455] [<c000dac8>] ret_from_fork+0x14/0x2c [ 30.298493] irq event stamp: 8948 [ 30.301963] hardirqs last enabled at (8947): [<c00cb290>] __kmalloc+0xb4/0x110 [ 30.309636] hardirqs last disabled at (8948): [<c00115d4>] __irq_svc+0x34/0x5c [ 30.317215] softirqs last enabled at (8452): [<c0037324>] __do_softirq+0x1dc/0x264 [ 30.325243] softirqs last disabled at (8439): [<c0037638>] irq_exit+0x80/0xf4 We use the lp->lock inside the isr of at86rf230, that's why we need the irqsave spinlock calls. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Or Gerlitz authored
When mlx4_en_stop_port() is called, we need to deregister also the tunnel steering rules that relate to multicast. Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Arnd Bergmann authored
Since commit d25f06ea "vmxnet3: fix netpoll race condition", the vmxnet3 driver fails to build when CONFIG_PCI_MSI is disabled, because it unconditionally references the vmxnet3_msix_rx() function. To fix this, use the same #ifdef in the caller that exists around the function definition. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Cc: Neil Horman <nhorman@tuxdriver.com> Cc: Shreyas Bhatewara <sbhatewara@vmware.com> Cc: "VMware, Inc." <pv-drivers@vmware.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: stable@vger.kernel.org Acked-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Daniel Borkmann authored
Add it to NETWORKING [GENERAL] to make sure patches for selftests go to the netdev list as well. Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Paul Mackerras authored
Commit 595e4f7e ("KVM: PPC: Book3S HV: Use load/store_fp_state functions in HV guest entry/exit") changed the register usage in kvmppc_save_fp() and kvmppc_load_fp() but omitted changing the instructions that load and save VRSAVE. The result is that the VRSAVE value was loaded from a constant address, and saved to a location past the end of the vcpu struct, causing host kernel memory corruption and various kinds of host kernel crashes. This fixes the problem by using register r31, which contains the vcpu pointer, instead of r3 and r4. Signed-off-by: Paul Mackerras <paulus@samba.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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