- 16 May, 2016 9 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf updates from Ingo Molnar: "Bigger kernel side changes: - Add backwards writing capability to the perf ring-buffer code, which is preparation for future advanced features like robust 'overwrite support' and snapshot mode. (Wang Nan) - Add pause and resume ioctls for the perf ringbuffer (Wang Nan) - x86 Intel cstate code cleanups and reorgnization (Thomas Gleixner) - x86 Intel uncore and CPU PMU driver updates (Kan Liang, Peter Zijlstra) - x86 AUX (Intel PT) related enhancements and updates (Alexander Shishkin) - x86 MSR PMU driver enhancements and updates (Huang Rui) - ... and lots of other changes spread out over 40+ commits. Biggest tooling side changes: - 'perf trace' features and enhancements. (Arnaldo Carvalho de Melo) - BPF tooling updates (Wang Nan) - 'perf sched' updates (Jiri Olsa) - 'perf probe' updates (Masami Hiramatsu) - ... plus 200+ other enhancements, fixes and cleanups to tools/ The merge commits, the shortlog and the changelogs contain a lot more details" * 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (249 commits) perf/core: Disable the event on a truncated AUX record perf/x86/intel/pt: Generate PMI in the STOP region as well perf buildid-cache: Use lsdir() for looking up buildid caches perf symbols: Use lsdir() for the search in kcore cache directory perf tools: Use SBUILD_ID_SIZE where applicable perf tools: Fix lsdir to set errno correctly perf trace: Move seccomp args beautifiers to tools/perf/trace/beauty/ perf trace: Move flock op beautifier to tools/perf/trace/beauty/ perf build: Add build-test for debug-frame on arm/arm64 perf build: Add build-test for libunwind cross-platforms support perf script: Fix export of callchains with recursion in db-export perf script: Fix callchain addresses in db-export perf script: Fix symbol insertion behavior in db-export perf symbols: Add dso__insert_symbol function perf scripting python: Use Py_FatalError instead of die() perf tools: Remove xrealloc and ALLOC_GROW perf help: Do not use ALLOC_GROW in add_cmd_list perf pmu: Make pmu_formats_string to check return value of strbuf perf header: Make topology checkers to check return value of strbuf perf tools: Make alias handler to check return value of strbuf ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull support for killable rwsems from Ingo Molnar: "This, by Michal Hocko, implements down_write_killable(). The main usecase will be to update mm_sem usage sites to use this new API, to allow the mm-reaper introduced in commit aac45363 ("mm, oom: introduce oom reaper") to tear down oom victim address spaces asynchronously with minimum latencies and without deadlock worries" [ The vfs will want it too as the inode lock is changed from a mutex to a rwsem due to the parallel lookup and readdir updates ] * 'locking-rwsem-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: locking/rwsem: Fix comment on register clobbering locking/rwsem: Fix down_write_killable() locking/rwsem, x86: Add frame annotation for call_rwsem_down_write_failed_killable() locking/rwsem: Provide down_write_killable() locking/rwsem, x86: Provide __down_write_killable() locking/rwsem, s390: Provide __down_write_killable() locking/rwsem, ia64: Provide __down_write_killable() locking/rwsem, alpha: Provide __down_write_killable() locking/rwsem: Introduce basis for down_write_killable() locking/rwsem, sparc: Drop superfluous arch specific implementation locking/rwsem, sh: Drop superfluous arch specific implementation locking/rwsem, xtensa: Drop superfluous arch specific implementation locking/rwsem: Drop explicit memory barriers locking/rwsem: Get rid of __down_write_nested()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull locking changes from Ingo Molnar: "The main changes in this cycle were: - pvqspinlock statistics fixes (Davidlohr Bueso) - flip atomic_fetch_or() arguments (Peter Zijlstra) - locktorture simplification (Paul E. McKenney) - documentation updates (SeongJae Park, David Howells, Davidlohr Bueso, Paul E McKenney, Peter Zijlstra, Will Deacon) - various fixes" * 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: locking/atomics: Flip atomic_fetch_or() arguments locking/pvqspinlock: Robustify init_qspinlock_stat() locking/pvqspinlock: Avoid double resetting of stats lcoking/locktorture: Simplify the torture_runnable computation locking/Documentation: Clarify that ACQUIRE applies to loads, RELEASE applies to stores locking/Documentation: State purpose of memory-barriers.txt locking/Documentation: Add disclaimer locking/Documentation/lockdep: Fix spelling mistakes locking/lockdep: Deinline register_lock_class(), save 2328 bytes locking/locktorture: Fix NULL pointer dereference for cleanup paths locking/locktorture: Fix deboosting NULL pointer dereference locking/Documentation: Mention smp_cond_acquire() locking/Documentation: Insert white spaces consistently locking/Documentation: Fix formatting inconsistencies locking/Documentation: Add missed subsection in TOC locking/Documentation: Fix missed s/lock/acquire renames locking/Documentation: Clarify relationship of barrier() to control dependencies
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull EFI updates from Ingo Molnar: "The main changes in this cycle were: - Drop the unused EFI_SYSTEM_TABLES efi.flags bit and ensure the ARM/arm64 EFI System Table mapping is read-only (Ard Biesheuvel) - Add a comment to explain that one of the code paths in the x86/pat code is only executed for EFI boot (Matt Fleming) - Improve Secure Boot status checks on arm64 and handle unexpected errors (Linn Crosetto) - Remove the global EFI memory map variable 'memmap' as the same information is already available in efi::memmap (Matt Fleming) - Add EFI Memory Attribute table support for ARM/arm64 (Ard Biesheuvel) - Add EFI GOP framebuffer support for ARM/arm64 (Ard Biesheuvel) - Add EFI Bootloader Control driver for storing reboot(2) data in EFI variables for consumption by bootloaders (Jeremy Compostella) - Add Core EFI capsule support (Matt Fleming) - Add EFI capsule char driver (Kweh, Hock Leong) - Unify EFI memory map code for ARM and arm64 (Ard Biesheuvel) - Add generic EFI support for detecting when firmware corrupts CPU status register bits (like IRQ flags) when performing EFI runtime service calls (Mark Rutland) ... and other misc cleanups" * 'efi-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (46 commits) efivarfs: Make efivarfs_file_ioctl() static efi: Merge boolean flag arguments efi/capsule: Move 'capsule' to the stack in efi_capsule_supported() efibc: Fix excessive stack footprint warning efi/capsule: Make efi_capsule_pending() lockless efi: Remove unnecessary (and buggy) .memmap initialization from the Xen EFI driver efi/runtime-wrappers: Remove ARCH_EFI_IRQ_FLAGS_MASK #ifdef x86/efi: Enable runtime call flag checking arm/efi: Enable runtime call flag checking arm64/efi: Enable runtime call flag checking efi/runtime-wrappers: Detect firmware IRQ flag corruption efi/runtime-wrappers: Remove redundant #ifdefs x86/efi: Move to generic {__,}efi_call_virt() arm/efi: Move to generic {__,}efi_call_virt() arm64/efi: Move to generic {__,}efi_call_virt() efi/runtime-wrappers: Add {__,}efi_call_virt() templates efi/arm-init: Reserve rather than unmap the memory map for ARM as well efi: Add misc char driver interface to update EFI firmware x86/efi: Force EFI reboot to process pending capsules efi: Add 'capsule' update support ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull core signal updates from Ingo Molnar: "These updates from Stas Sergeev and Andy Lutomirski, improve the sigaltstack interface by extending its ABI with the SS_AUTODISARM feature, which makes it possible to use swapcontext() in a sighandler that works on sigaltstack. Without this flag, the subsequent signal will corrupt the state of the switched-away sighandler. The inspiration is more robust dosemu signal handling" * 'core-signals-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: signals/sigaltstack: Change SS_AUTODISARM to (1U << 31) signals/sigaltstack: Report current flag bits in sigaltstack() selftests/sigaltstack: Fix the sigaltstack test on old kernels signals/sigaltstack: If SS_AUTODISARM, bypass on_sig_stack() selftests/sigaltstack: Add new testcase for sigaltstack(SS_ONSTACK|SS_AUTODISARM) signals/sigaltstack: Implement SS_AUTODISARM flag signals/sigaltstack: Prepare to add new SS_xxx flags signals/sigaltstack, x86/signals: Unify the x86 sigaltstack check with other architectures
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull RCU updates from Ingo Molnar: "The main changes are: - Documentation updates, including fixes to the design-level requirements documentation and a fixed version of the design-level data-structure documentation. These fixes include removing cartoons and getting rid of the html/htmlx duplication. - Further improvements to the new-age expedited grace periods. - Miscellaneous fixes. - Torture-test changes, including a new rcuperf module for measuring RCU grace-period performance and scalability, which is useful for the expedited-grace-period changes" * 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (56 commits) rcutorture: Add boot-time adjustment of leaf fanout rcutorture: Add irqs-disabled test for call_rcu() rcutorture: Dump trace buffer upon shutdown rcutorture: Don't rebuild identical kernel rcutorture: Add OS-jitter capability documentation: Add documentation for RCU's major data structures rcutorture: Convert test duration to seconds early torture: Kill qemu, not parent process torture: Clarify refusal to run more than one torture test rcutorture: Consider FROZEN hotplug notifier transitions rcutorture: Remove redundant initialization to zero rcuperf: Do not wake up shutdown wait queue if "shutdown" is false. rcutorture: Add largish-system rcuperf scenario rcutorture: Avoid RCU CPU stall warning and RT throttling rcutorture: Add rcuperf holdoff boot parameter to reduce interference rcutorture: Make scripts analyze rcuperf trace data, if present rcutorture: Make rcuperf collect expedited event-trace data rcutorture: Print measure of batching efficiency rcutorture: Set rcuperf writer kthreads to real-time priority rcutorture: Bind rcuperf reader/writer kthreads to CPUs ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull core/lib update from Ingo Molnar: "This contains a single commit that removes an unused facility that the scheduler used to make use of" * 'core-lib-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: lib/proportions: Remove unused code
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George Spelvin authored
The hash mixing between adding the next 64 bits of name was just a bit weak. Replaced with a still very fast but slightly more effective mixing function. Signed-off-by: George Spelvin <linux@horizon.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Borislav Petkov authored
Document explicitly that %edx can get clobbered on the slow path, on 32-bit kernels. Something I learned the hard way. :-\ Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: Guenter Roeck <linux@roeck-us.net> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vince Weaver <vincent.weaver@maine.edu> Cc: linux-next@vger.kernel.org Link: http://lkml.kernel.org/r/20160516093428.GA26108@pd.tnicSigned-off-by: Ingo Molnar <mingo@kernel.org>
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- 15 May, 2016 3 commits
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Linus Torvalds authored
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Peter Zijlstra authored
The new signal_pending exit path in __rwsem_down_write_failed_common() was fingered as breaking his kernel by Tetsuo Handa. Upon inspection it was found that there are two things wrong with it; - it forgets to remove WAITING_BIAS if it leaves the list empty, or - it forgets to wake further waiters that were blocked on the now removed waiter. Especially the first issue causes new lock attempts to block and stall indefinitely, as the code assumes that pending waiters mean there is an owner that will wake when it releases the lock. Reported-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Tested-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Tested-by: Michal Hocko <mhocko@kernel.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Chris Zankel <chris@zankel.net> Cc: David S. Miller <davem@davemloft.net> Cc: Davidlohr Bueso <dave@stgolabs.net> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Max Filippov <jcmvbkbc@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: Vince Weaver <vincent.weaver@maine.edu> Cc: Waiman Long <Waiman.Long@hpe.com> Link: http://lkml.kernel.org/r/20160512115745.GP3192@twins.programming.kicks-ass.netSigned-off-by: Ingo Molnar <mingo@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fix from Thomas Gleixner: "Just the missing compat entry for the new pread/writev2" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86: Use compat version for preadv2 and pwritev2
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- 14 May, 2016 11 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds authored
Pull networking fixes from David Miller: 1) Fix mvneta/bm dependencies, from Arnd Bergmann. 2) RX completion hw bug workaround in bnxt_en, from Michael Chan. 3) Kernel pointer leak in nf_conntrack, from Linus. 4) Hoplimit route attribute limits not enforced properly, from Paolo Abeni. 5) qlcnic driver NULL deref fix from Dan Carpenter. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: arm64: bpf: jit JMP_JSET_{X,K} net/route: enforce hoplimit max value nf_conntrack: avoid kernel pointer value leak in slab name drivers: net: xgene: fix register offset drivers: net: xgene: fix statistics counters race condition drivers: net: xgene: fix ununiform latency across queues drivers: net: xgene: fix sharing of irqs drivers: net: xgene: fix IPv4 forward crash xen-netback: fix extra_info handling in xenvif_tx_err() net: mvneta: bm: fix dependencies again bnxt_en: Add workaround to detect bad opaque in rx completion (part 2) bnxt_en: Add workaround to detect bad opaque in rx completion (part 1) qlcnic: potential NULL dereference in qlcnic_83xx_get_minidump_template()
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Zi Shen Lim authored
Original implementation commit e54bcde3 ("arm64: eBPF JIT compiler") had the relevant code paths, but due to an oversight always fail jiting. As a result, we had been falling back to BPF interpreter whenever a BPF program has JMP_JSET_{X,K} instructions. With this fix, we confirm that the corresponding tests in lib/test_bpf continue to pass, and also jited. ... [ 2.784553] test_bpf: #30 JSET jited:1 188 192 197 PASS [ 2.791373] test_bpf: #31 tcpdump port 22 jited:1 325 677 625 PASS [ 2.808800] test_bpf: #32 tcpdump complex jited:1 323 731 991 PASS ... [ 3.190759] test_bpf: #237 JMP_JSET_K: if (0x3 & 0x2) return 1 jited:1 110 PASS [ 3.192524] test_bpf: #238 JMP_JSET_K: if (0x3 & 0xffffffff) return 1 jited:1 98 PASS [ 3.211014] test_bpf: #249 JMP_JSET_X: if (0x3 & 0x2) return 1 jited:1 120 PASS [ 3.212973] test_bpf: #250 JMP_JSET_X: if (0x3 & 0xffffffff) return 1 jited:1 89 PASS ... Fixes: e54bcde3 ("arm64: eBPF JIT compiler") Signed-off-by: Zi Shen Lim <zlim.lnx@gmail.com> Acked-by: Will Deacon <will.deacon@arm.com> Acked-by: Yang Shi <yang.shi@linaro.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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Paolo Abeni authored
Currently, when creating or updating a route, no check is performed in both ipv4 and ipv6 code to the hoplimit value. The caller can i.e. set hoplimit to 256, and when such route will be used, packets will be sent with hoplimit/ttl equal to 0. This commit adds checks for the RTAX_HOPLIMIT value, in both ipv4 ipv6 route code, substituting any value greater than 255 with 255. This is consistent with what is currently done for ADVMSS and MTU in the ipv4 code. Signed-off-by: Paolo Abeni <pabeni@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Linus Torvalds authored
The slab name ends up being visible in the directory structure under /sys, and even if you don't have access rights to the file you can see the filenames. Just use a 64-bit counter instead of the pointer to the 'net' structure to generate a unique name. This code will go away in 4.7 when the conntrack code moves to a single kmemcache, but this is the backportable simple solution to avoiding leaking kernel pointers to user space. Fixes: 5b3501fa ("netfilter: nf_conntrack: per netns nf_conntrack_cachep") Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Acked-by: Eric Dumazet <eric.dumazet@gmail.com> Cc: stable@vger.kernel.org Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfsLinus Torvalds authored
Pull vfs fixes from Al Viro: "Overlayfs fixes from Miklos, assorted fixes from me. Stable fodder of varying severity, all sat in -next for a while" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: ovl: ignore permissions on underlying lookup vfs: add lookup_hash() helper vfs: rename: check backing inode being equal vfs: add vfs_select_inode() helper get_rock_ridge_filename(): handle malformed NM entries ecryptfs: fix handling of directory opening atomic_open(): fix the handling of create_error fix the copy vs. map logics in blk_rq_map_user_iov() do_splice_to(): cap the size before passing to ->splice_read()
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David S. Miller authored
Iyappan Subramanian says: ==================== drivers: net: xgene: Bug fixes This patch set addresses the following bug fixes that were found during testing. 1. IPv4 forward test crash - drivers: net: xgene: fix IPv4 forward crash 2. Sharing of irqs - drivers: net: xgene: fix sharing of irqs 3. Ununiform latency across queues - drivers: net: xgene: fix ununiform latency across queues 4. Fix statistics counters race condition - drivers: net: xgene: fix statistics counters race condition 5. Correcting register offset and field lengths - drivers: net: xgene: fix register offset v2: Address review comments from v1 - Defer TSO fix, and reposting all other patches from v1 v1: - Initial version ==================== Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Iyappan Subramanian authored
This patch fixes SG_RX_DV_GATE_REG_0_ADDR register offset and ring state field lengths. Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Tested-by: Toan Le <toanle@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Iyappan Subramanian authored
This patch fixes the race condition on updating the statistics counters by moving the counters to the ring structure. Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Tested-by: Toan Le <toanle@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Iyappan Subramanian authored
This patch addresses ununiform latency across queues by adding more queues to match with, upto number of CPU cores. Also, number of interrupts are increased and the channel numbers are reordered. Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Tested-by: Toan Le <toanle@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Iyappan Subramanian authored
Since hardware doesn't allow sharing of interrupts, this patch fixes the same by removing IRQF_SHARED flag. Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Tested-by: Toan Le <toanle@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Iyappan Subramanian authored
This patch fixes the crash observed during IPv4 forward test by setting the drop field in the dbptr. Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Tested-by: Toan Le <toanle@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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- 13 May, 2016 17 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroupLinus Torvalds authored
Pull cgroup fixes from Tejun Heo: "During v4.6-rc1 cgroup namespace support was merged. There is an issue where it's impossible to tell whether a given cgroup mount point is bind mounted or namespaced. Serge has been working on the issue but it took longer than expected to resolve, so the late pull request. Given that it's a completely new feature and the patches don't touch anything else, the risk seems acceptable. However, if this is too late, an alternative is plugging new cgroup ns creation for v4.6 and retrying for v4.7" * 'for-4.6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup: fix compile warning kernfs: kernfs_sop_show_path: don't return 0 after seq_dentry call cgroup, kernfs: make mountinfo show properly scoped path for cgroup namespaces kernfs_path_from_node_locked: don't overwrite nlen
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/wqLinus Torvalds authored
Pull workqueue fix from Tejun Heo: "CPU hotplug callbacks can invoke DOWN_FAILED w/o preceding DOWN_PREPARE which can trigger a WARN_ON() in workqueue. The bug has been there for a very long time. It only triggers if CPU down fails at a specific point and I don't think it has adverse effects other than the warning messages. The fix is very low impact" * 'for-4.6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue: fix rebind bound workers warning
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler fix from Ingo Molnar: "This is a revert to fix an interactivity problem. The proper fixes for the problems that the reverted commit exposed are now in sched/core (consisting of 3 patches), but were too risky for v4.6 and will arrive in the v4.7 merge window" * 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: Revert "sched/fair: Fix fairness issue on migration"
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf fixes from Ingo Molnar: "An uncharacteristically large number of bugs popped up in the last week: - various tooling fixes, two crashes and build problems - two Intel PT fixes - an KNL uncore driver fix - an Intel PMU driver fix" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf stat: Fallback to user only counters when perf_event_paranoid > 1 perf evsel: Handle EACCESS + perf_event_paranoid=2 in fallback() perf evsel: Improve EPERM error handling in open_strerror() tools lib traceevent: Do not reassign parg after collapse_tree() perf probe: Check if dwarf_getlocations() is available perf dwarf: Guard !x86_64 definitions under #ifdef else clause perf tools: Use readdir() instead of deprecated readdir_r() perf thread_map: Use readdir() instead of deprecated readdir_r() perf script: Use readdir() instead of deprecated readdir_r() perf tools: Use readdir() instead of deprecated readdir_r() perf/core: Disable the event on a truncated AUX record perf/x86/intel/pt: Generate PMI in the STOP region as well perf/x86: Fix undefined shift on 32-bit kernels perf/x86/msr: Fix SMI overflow perf/x86/intel/uncore: Fix CHA registers configuration procedure for Knights Landing platform perf diff: Fix duplicated output column
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull ARM SoC fixes from Arnd Bergmann: "Three more bug fixes for ARM SoCs this week: - The Atmel sama5d2 was registering the wrong NFC device type - On Atmel sam9x5, the power management controller had an incorrect register area size - On ARM64 Allwinner machine was not secting the generic irqchip code, causing build errors in some configurations" * tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: ARM: dts: at91: sam9x5: Fix the memory range assigned to the PMC arm64/sunxi: 4.6-rc1: Add dependency on generic irq chip ARM: dts: at91: sama5d2: use "atmel,sama5d3-nfc" compatible for nfc
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Linus Torvalds authored
Merge tag 'regulator-fix-v4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator Pull regulator fixes from Mark Brown: "A small collection of driver specific fixes for the regulator subsysetem: - Fix handling of probe deferral for GPIO regulators - Fix a typo in the module alias for DA9053 - Fix the definition of BUCK9 in the S2MPS11 driver. This change looks larger than it is because an irregularity in the hardware means that the macro used to define bucks 6-10 needs duplicating and tweaking to have a separate macro for 9 - Fix a series of errors in the definitions of the LDOs the AXP20x regulators, some of which had always been present and some of which were introduced in the merge window" * tag 'regulator-fix-v4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: regulator: da9063: Correct module alias prefix to fix module autoloading regulator: axp20x: Fix axp22x ldo_io registration error on cold boot regulator: axp20x: Fix axp22x ldo_io voltage ranges regulator: axp20x: Fix LDO4 linear voltage range regulator: s2mps11: Fix invalid selector mask and voltages for buck9 regulator: gpio: check return value of of_get_named_gpio
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmapLinus Torvalds authored
Pull regmap fixes from Mark Brown: "This is rather too late so it'd be completely understandable if you don't want to pull it at this point, I had thought I'd sent this earlier but it seems I didn't. Everything has been in -next for some time now. The main set of fixes here are mopping up some more issues with MMIO, fixing handling of endianness configuration in DT (which just wasn't working at all) and cases where the register and value endianness are different. There is also a fix for bulk register reads on SPMI" * tag 'regmap-fix-v4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap: regmap: spmi: Fix regmap_spmi_ext_read in multi-byte case regmap: mmio: Explicitly say little endian is the defualt in the bus config regmap: mmio: Parse endianness definitions from DT regmap: Fix implicit inclusion of device.h regmap: mmio: Fix value endianness selection regmap: fix documentation to match code
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git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediaLinus Torvalds authored
Pull media fix from Mauro Carvalho Chehab: "A revert fixing a breakage that caused an OOPS on all VB2-based DVB drivers. We already have a proper fix, but it sounds safer to keep it being tested for a while and not hurry, to avoid the risk of another regression, specially since this is meant to be c/c to stable. So, for now, let's just revert the broken patch" * tag 'media/v4.6-6' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: Revert "[media] videobuf2-v4l2: Verify planes array in buffer dequeueing"
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git://people.freedesktop.org/~airlied/linuxLinus Torvalds authored
Pull drm fixes from Dave Airlie: "A bunch of radeon displayport mode setting fixes, and some misc i915 fixes. There is one revert, the MST audio code in i915 was causing some oopses, so we've decided just to drop it until next kernel when we can fix it properly" * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: drm/amdgpu: fix DP mode validation drm/radeon: fix DP mode validation drm/i915: Bail out of pipe config compute loop on LPT drm/radeon: fix PLL sharing on DCE6.1 (v2) drm/radeon: fix DP link training issue with second 4K monitor Revert "drm/i915: start adding dp mst audio" drm/i915/bdw: Add missing delay during L3 SQC credit programming drm/i915/lvds: separate border enable readout from panel fitter drm/i915: Update CDCLK_FREQ register on BDW after changing cdclk frequency
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git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds authored
Pull crypto fix from Herbert Xu: "This fixes a bug in the RSA self-test that may cause crashes on some architectures such as SPARC" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: testmgr - Use kmalloc memory for RSA input
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Mark Brown authored
Merge remote-tracking branches 'regulator/fix/axp20x', 'regulator/fix/da9063', 'regulator/fix/gpio' and 'regulator/fix/s2mps11' into regulator-linus
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Mark Brown authored
Merge remote-tracking branches 'regmap/fix/be', 'regmap/fix/doc' and 'regmap/fix/spmi' into regmap-linus
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Mark Brown authored
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git://people.freedesktop.org/~agd5f/linuxDave Airlie authored
DP mode validation regression fix. * 'drm-fixes-4.6' of git://people.freedesktop.org/~agd5f/linux: drm/amdgpu: fix DP mode validation drm/radeon: fix DP mode validation
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Paul Durrant authored
Patch 562abd39 "xen-netback: support multiple extra info fragments passed from frontend" contained a mistake which can result in an in- correct number of responses being generated when handling errors encountered when processing packets containing extra info fragments. This patch fixes the problem. Signed-off-by: Paul Durrant <paul.durrant@citrix.com> Reported-by: Jan Beulich <JBeulich@suse.com> Cc: Wei Liu <wei.liu2@citrix.com> Acked-by: Wei Liu <wei.liu2@citrix.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Ingo Molnar authored
Merge tag 'perf-urgent-for-mingo-20160512' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent Pull perf/urgent fixes from Arnaldo Carvalho de Melo: - Fallback to usermode-only counters when perf_event_paranoid > 1, which is the case now (Arnaldo Carvalho de Melo) - Do not reassign parg after collapse_tree() in libtraceevent, which may cause tool crashes (Steven Rostedt) - Fix the build on Fedora Rawhide, where readdir_r() is deprecated and also wrt -Werror=unused-const-variable= + x86_32_regoffset_table on !x86_64 (Arnaldo Carvalho de Melo) - Fix the build on Ubuntu 12.04.5, where dwarf_getlocations() isn't available, i.e. libdw-dev < 0.157 (Arnaldo Carvalho de Melo) Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Linus Torvalds authored
Merge fixes from Andrew Morton: "4 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: mm: thp: calculate the mapcount correctly for THP pages during WP faults ksm: fix conflict between mmput and scan_get_next_rmap_item ocfs2: fix posix_acl_create deadlock ocfs2: revert using ocfs2_acl_chmod to avoid inode cluster lock hang
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