- 07 Nov, 2017 4 commits
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Ingo Molnar authored
Kept this commit separate from the re-tabulation changes, to make the changes easier to review: - add better explanation for entries with no explanation - fix/enhance the text of some of the entries - fix the vertical alignment of some of the feature number definitions - fix inconsistent capitalization - ... and lots of other small details i.e. make it all more of a coherent unit, instead of a patchwork of years of additions. Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20171031121723.28524-4-mingo@kernel.orgSigned-off-by: Ingo Molnar <mingo@kernel.org>
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Ingo Molnar authored
Over the years asm/cpufeatures.h has become somewhat of a mess: the original tabulation style was too narrow, while x86 feature names also kept growing in length, creating frequent field width overflows. Re-tabulate it to make it wider and easier to read/modify. Also harmonize the tabulation of the other defines in this file to match it. Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20171031121723.28524-3-mingo@kernel.orgSigned-off-by: Ingo Molnar <mingo@kernel.org>
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Ingo Molnar authored
Conflicts: arch/x86/entry/syscalls/Makefile Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Ingo Molnar authored
Conflicts: arch/x86/kernel/cpu/Makefile Signed-off-by: Ingo Molnar <mingo@kernel.org>
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- 06 Nov, 2017 6 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/wqLinus Torvalds authored
Pull workqueue fix from Tejun Heo: "Another fix for a really old bug. It only affects drain_workqueue() which isn't used often and even then triggers only during a pretty small race window, so it isn't too surprising that it stayed hidden for so long. The fix is straight-forward and low-risk. Kudos to Li Bin for reporting and fixing the bug" * 'for-4.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue: Fix NULL pointer dereference
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Tobin C. Harding authored
Currently we are leaking addresses from the kernel to user space. This script is an attempt to find some of those leakages. Script parses `dmesg` output and /proc and /sys files for hex strings that look like kernel addresses. Only works for 64 bit kernels, the reason being that kernel addresses on 64 bit kernels have 'ffff' as the leading bit pattern making greping possible. On 32 kernels we don't have this luxury. Scripts is _slightly_ smarter than a straight grep, we check for false positives (all 0's or all 1's, and vsyscall start/finish addresses). [ I think there is a lot of room for improvement here, but it's already useful, so I'm merging it as-is. The whole "hash %p format" series is expected to go into 4.15, but will not fix %x users, and will not incentivize people to look at what they are leaking. - Linus ] Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds authored
Pull crypto fixes from Herbert Xu: "This fixes an unaligned panic in x86/sha-mb and a bug in ccm that triggers with certain underlying implementations" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: ccm - preserve the IV buffer crypto: x86/sha1-mb - fix panic due to unaligned access crypto: x86/sha256-mb - fix panic due to unaligned access
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Borislav Petkov authored
... so that the difference is obvious. No functionality change. Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20171103102028.20284-1-bp@alien8.deSigned-off-by: Ingo Molnar <mingo@kernel.org>
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Ingo Molnar authored
Concentrate x86 MM and asm related changes into a single super-topic, in preparation for larger changes. Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Ingo Molnar authored
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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- 05 Nov, 2017 8 commits
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Linus Torvalds authored
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fixes from Ingo Molnar: "Two fixes: - A PCID related revert that fixes power management and performance regressions. - The module loader robustization and sanity check commit is rather fresh, but it looked like a good idea to apply because of the hidden data corruption problem such invalid modules could cause" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/module: Detect and skip invalid relocations Revert "x86/mm: Stop calling leave_mm() in idle code"
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull RAS fix from Ingo Molnar: "Fix an RCU warning that triggers when /dev/mcelog is used" * 'ras-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/mcelog: Get rid of RCU remnants
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf fixes from Ingo Molnar: "Various fixes: - synchronize kernel and tooling headers - cgroup support fix - two tooling fixes" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: tools/headers: Synchronize kernel ABI headers perf/cgroup: Fix perf cgroup hierarchy support perf tools: Unwind properly location after REJECT perf symbols: Fix memory corruption because of zero length symbols
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull irq fix from Ingo Molnar: "An irqchip driver init fix" * 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: irqchip/irq-mvebu-gicp: Add missing spin_lock init
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull core fixes from Ingo Molnar: - workaround for gcc asm handling - futex race fixes - objtool build warning fix - two watchdog fixes: a crash fix (revert) and a bug fix for /proc/sys/kernel/watchdog_thresh handling. * 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: objtool: Prevent GCC from merging annotate_unreachable(), take 2 objtool: Resync objtool's instruction decoder source code copy with the kernel's latest version watchdog/hardlockup/perf: Use atomics to track in-use cpu counter watchdog/harclockup/perf: Revert a33d4484 ("watchdog/hardlockup/perf: Simplify deferred event destroy") futex: Fix more put_pi_state() vs. exit_pi_state_list() races
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Linus Torvalds authored
Merge tag 'enforcement-4.14-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull enforcement statement update from Greg KH: "Documentation: enforcement-statement: name updates Here are 12 patches for the kernel-enforcement-statement.rst file that add new names, fix the ordering of them, remove a duplicate, and remove some company markings that wished to be removed. All of these have passed the 0-day testing, even-though it is just a documentation file update :)" * tag 'enforcement-4.14-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: Documentation: Add Frank Rowand to list of enforcement statement endorsers doc: add Willy Tarreau to the list of enforcement statement endorsers Documentation: Add Tim Bird to list of enforcement statement endorsers Documentation: Add my name to kernel enforcement statement Documentation: kernel-enforcement-statement.rst: proper sort names Documentation: Add Arm Ltd to kernel-enforcement-statement.rst Documentation: kernel-enforcement-statement.rst: Remove Red Hat markings Documentation: Add myself to the enforcement statement list Documentation: Sign kernel enforcement statement Add ack for Trond Myklebust to the enforcement statement Documentation: update kernel enforcement support list Documentation: add my name to supporters
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Josh Poimboeuf authored
There have been some cases where external tooling (e.g., kpatch-build) creates a corrupt relocation which targets the wrong address. This is a silent failure which can corrupt memory in unexpected places. On x86, the bytes of data being overwritten by relocations are always initialized to zero beforehand. Use that knowledge to add sanity checks to detect such cases before they corrupt memory. Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: jeyu@kernel.org Cc: live-patching@vger.kernel.org Link: http://lkml.kernel.org/r/37450d6c6225e54db107fba447ce9e56e5f758e9.1509713553.git.jpoimboe@redhat.com [ Restructured the messages, as it's unclear whether the relocation or the target is corrupted. ] Signed-off-by: Ingo Molnar <mingo@kernel.org>
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- 04 Nov, 2017 12 commits
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git://git.armlinux.org.uk/~rmk/linux-armLinus Torvalds authored
Pull ARM fixes from Russell King: - omit EFI memory map sorting, which was recently introduced, but caused problems with the decompressor due to additional sections being emitted. - avoid unaligned load fault-generating instructions in the decompressor by switching to a private unaligned implementation. - add a symbol into the decompressor to further debug non-boot situations (ld's documentation is extremely poor for how "." works, ld doesn't seem to follow its own documentation!) - parse endian information to sparse * 'fixes' of git://git.armlinux.org.uk/~rmk/linux-arm: ARM: add debug ".edata_real" symbol ARM: 8716/1: pass endianness info to sparse efi/libstub: arm: omit sorting of the UEFI memory map ARM: 8715/1: add a private asm/unaligned.h
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull KVM fixes from Paolo Bonzini: "Fixes for interrupt controller emulation in ARM/ARM64 and x86, plus a one-liner x86 KVM guest fix" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: x86: Update APICv on APIC reset KVM: VMX: Do not fully reset PI descriptor on vCPU reset kvm: Return -ENODEV from update_persistent_clock KVM: arm/arm64: vgic-its: Check GITS_BASER Valid bit before saving tables KVM: arm/arm64: vgic-its: Check CBASER/BASER validity before enabling the ITS KVM: arm/arm64: vgic-its: Fix vgic_its_restore_collection_table returned value KVM: arm/arm64: vgic-its: Fix return value for device table restore arm/arm64: kvm: Disable branch profiling in HYP code arm/arm64: kvm: Move initialization completion message arm/arm64: KVM: set right LR register value for 32 bit guest when inject abort KVM: arm64: its: Fix missing dynamic allocation check in scan_its_table
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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: "Only two patches came in over the last two weeks: Uniphier USB support needs additional clocks enabled (on both 32-bit and 64-bit ARM), and a Marvell MVEBU stability issue has been fixed" * tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: ARM: dts: mvebu: pl310-cache disable double-linefill arm64: dts: uniphier: add STDMAC clock to EHCI nodes ARM: dts: uniphier: add STDMAC clock to EHCI nodes
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git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/mipsLinus Torvalds authored
Pull MIPS fixes from James Hogan: "A selection of important MIPS fixes for 4.14, and some MAINTAINERS / email address updates: Maintainership updates: - imgtec.com -> mips.com email addresses (this trivially updates comments in quite a few files, as well as MAINTAINERS) - Pistachio SoC maintainership update Fixes: - NI 169445 build (new platform in 4.14) - EVA regression (4.14) - SMP-CPS build & preemption regressions (4.14) - SMP/hotplug deadlock & race (deadlock reintroduced 4.13) - ebpf_jit error return (4.13) - SMP-CMP build regressions (4.11 and 4.14) - bad UASM microMIPS encoding (3.16) - CM definitions (3.15)" [ I had taken the email address updates separately, because I didn't expect James to send a pull request, so those got applied twice. - Linus] * tag 'mips_fixes_4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/mips: MIPS: Update email address for Marcin Nowakowski MIPS: smp-cmp: Fix vpe_id build error MAINTAINERS: Update Pistachio platform maintainers MIPS: smp-cmp: Use right include for task_struct MIPS: Update Goldfish RTC driver maintainer email address MIPS: Update RINT emulation maintainer email address MIPS: CPS: Fix use of current_cpu_data in preemptible code MIPS: SMP: Fix deadlock & online race MIPS: bpf: Fix a typo in build_one_insn() MIPS: microMIPS: Fix incorrect mask in insn_table_MM MIPS: Fix CM region target definitions MIPS: generic: Fix compilation error from include asm/mips-cpc.h MIPS: Fix exception entry when CONFIG_EVA enabled MIPS: generic: Fix NI 169445 its build Update MIPS email addresses
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Josh Poimboeuf authored
This fixes the following warning with GCC 4.6: mm/migrate.o: warning: objtool: migrate_misplaced_transhuge_page()+0x71: unreachable instruction The problem is that the compiler merged identical annotate_unreachable() inline asm blocks, resulting in a missing 'unreachable' annotation. This problem happened before, and was partially fixed with: 3d1e2360 ("objtool: Prevent GCC from merging annotate_unreachable()") That commit tried to ensure that each instance of the annotate_unreachable() inline asm statement has a unique label. It used the __LINE__ macro to generate the label number. However, even the line number isn't necessarily unique when used in an inline function with multiple callers (in this case, __alloc_pages_node()'s use of VM_BUG_ON). Reported-by: kbuild test robot <fengguang.wu@intel.com> Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@suse.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: kbuild-all@01.org Cc: tipbuild@zytor.com Fixes: 3d1e2360 ("objtool: Prevent GCC from merging annotate_unreachable()") Link: http://lkml.kernel.org/r/20171103221941.cajpwszir7ujxyc4@trebleSigned-off-by: Ingo Molnar <mingo@kernel.org>
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Andy Lutomirski authored
This reverts commit 43858b4f. The reason I removed the leave_mm() calls in question is because the heuristic wasn't needed after that patch. With the original version of my PCID series, we never flushed a "lazy cpu" (i.e. a CPU running kernel thread) due a flush on the loaded mm. Unfortunately, that caused architectural issues, so now I've reinstated these flushes on non-PCID systems in: commit b956575b ("x86/mm: Flush more aggressively in lazy TLB mode"). That, in turn, gives us a power management and occasionally performance regression as compared to old kernels: a process that goes into a deep idle state on a given CPU and gets its mm flushed due to activity on a different CPU will wake the idle CPU. Reinstate the old ugly heuristic: if a CPU goes into ACPI C3 or an intel_idle state that is likely to cause a TLB flush gets its mm switched to init_mm before going idle. FWIW, this heuristic is lousy. Whether we should change CR3 before idle isn't a good hint except insofar as the performance hit is a bit lower if the TLB is getting flushed by the idle code anyway. What we really want to know is whether we anticipate being idle long enough that the mm is likely to be flushed before we wake up. This is more a matter of the expected latency than the idle state that gets chosen. This heuristic also completely fails on systems that don't know whether the TLB will be flushed (e.g. AMD systems?). OTOH it may be a bit obsolete anyway -- PCID systems don't presently benefit from this heuristic at all. We also shouldn't do this callback from innermost bit of the idle code due to the RCU nastiness it causes. All the information need is available before rcu_idle_enter() needs to happen. Signed-off-by: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Borislav Petkov <bpetkov@suse.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Fixes: 43858b4f "x86/mm: Stop calling leave_mm() in idle code" Link: http://lkml.kernel.org/r/c513bbd4e653747213e05bc7062de000bf0202a5.1509793738.git.luto@kernel.orgSigned-off-by: Ingo Molnar <mingo@kernel.org>
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Frank Rowand authored
Add my name to the list. Signed-off-by: Frank Rowand <frank.rowand@sony.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Willy Tarreau authored
add me to the list. Signed-off-by: Willy Tarreau <w@1wt.eu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Ingo Molnar authored
After the SPDX license tags were added a number of tooling headers got out of sync with their kernel variants, generating lots of build warnings. Sync them: - tools/arch/x86/include/asm/disabled-features.h, tools/arch/x86/include/asm/required-features.h, tools/include/linux/hash.h: Remove the SPDX tag where the kernel version does not have it. - tools/include/asm-generic/bitops/__fls.h, tools/include/asm-generic/bitops/arch_hweight.h, tools/include/asm-generic/bitops/const_hweight.h, tools/include/asm-generic/bitops/fls.h, tools/include/asm-generic/bitops/fls64.h, tools/include/uapi/asm-generic/ioctls.h, tools/include/uapi/asm-generic/mman-common.h, tools/include/uapi/sound/asound.h, tools/include/uapi/linux/kvm.h, tools/include/uapi/linux/perf_event.h, tools/include/uapi/linux/sched.h, tools/include/uapi/linux/vhost.h, tools/include/uapi/sound/asound.h: Add the SPDX tag of the respective kernel header. - tools/include/uapi/linux/bpf_common.h, tools/include/uapi/linux/fcntl.h, tools/include/uapi/linux/hw_breakpoint.h, tools/include/uapi/linux/mman.h, tools/include/uapi/linux/stat.h, Change the tag to the kernel header version: -/* SPDX-License-Identifier: GPL-2.0 */ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ Also sync other header details: - include/uapi/sound/asound.h: Fix pointless end of line whitespace noise the header grew in this cycle. - tools/arch/x86/lib/memcpy_64.S: Sync the code and add tools/include/asm/export.h with dummy wrappers to support building the kernel side code in a tooling header environment. - tools/include/uapi/asm-generic/mman.h, tools/include/uapi/linux/bpf.h: Sync other details that don't impact tooling's use of the ABIs. Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Josh Poimboeuf authored
This fixes the following warning: warning: objtool: x86 instruction decoder differs from kernel Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/013315a808ccf5580abc293808827c8e2b5e1354.1509719152.git.jpoimboe@redhat.comSigned-off-by: Ingo Molnar <mingo@kernel.org>
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Ingo Molnar authored
We want to fix an objtool build warning that got introduced in the latest upstream kernel. Signed-off-by: Ingo Molnar <mingo@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/dtor/inputLinus Torvalds authored
Pull input fixes from Dmitry Torokhov: "Just a couple of fixups to the sparse-keymap module and the Microchip AR1021 touchscreen driver" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: sparse-keymap - send sync event for KE_SW/KE_VSW Input: ar1021_i2c - set INPUT_PROP_DIRECT
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- 03 Nov, 2017 10 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/clk/linuxLinus Torvalds authored
Pull clk fix from Stephen Boyd: "One fix for USB clks on Uniphier PXs3 SoCs" * tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: clk: uniphier: fix clock data for PXs3
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Stefan Brüns authored
Sync events are sent by sparse_keymap_report_entry for normal KEY_* events, and are generated by several drivers after generating SW_* events, so sparse_keymap_report_entry should do the same. Without the sync, events are accumulated in the kernel. Currently, no driver uses sparse-keymap for SW_* events, but it is required for the intel-vbtn platform driver to generate SW_TABLET_MODE events. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Martin Kepplinger authored
If INPUT_PROP_DIRECT is set, userspace doesn't have to fall back to old ways of identifying touchscreen devices. Let's add it. Signed-off-by: Martin Kepplinger <martink@posteo.de> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tileLinus Torvalds authored
Pull arch/tile fixes from Chris Metcalf: "Two one-line bug fixes" * git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile: arch/tile: Implement ->set_state_oneshot_stopped() tile: pass machine size to sparse
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull SCSI fix from James Bottomley: "One minor fix in the error leg of the qla2xxx driver (it oopses the system if we get an error trying to start the internal kernel thread). The fix is minor because the problem isn't often encountered in the field (although it can be induced by inserting the module in a low memory environment)" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: qla2xxx: Fix oops in qla2x00_probe_one error path
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Chris Metcalf authored
set_state_oneshot_stopped() is called by the clkevt core, when the next event is required at an expiry time of 'KTIME_MAX'. This normally happens with NO_HZ_{IDLE|FULL} in both LOWRES/HIGHRES modes. This patch makes the clockevent device to stop on such an event, to avoid spurious interrupts, as explained by: commit 8fff52fd ("clockevents: Introduce CLOCK_EVT_STATE_ONESHOT_STOPPED state"). Signed-off-by: Chris Metcalf <cmetcalf@mellanox.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linuxLinus Torvalds authored
Pull powerpc fixes from Michael Ellerman: "Some more powerpc fixes for 4.14. This is bigger than I like to send at rc7, but that's at least partly because I didn't send any fixes last week. If it wasn't for the IMC driver, which is new and getting heavy testing, the diffstat would look a bit better. I've also added ftrace on big endian to my test suite, so we shouldn't break that again in future. - A fix to the handling of misaligned paste instructions (P9 only), where a change to a #define has caused the check for the instruction to always fail. - The preempt handling was unbalanced in the radix THP flush (P9 only). Though we don't generally use preempt we want to keep it working as much as possible. - Two fixes for IMC (P9 only), one when booting with restricted number of CPUs and one in the error handling when initialisation fails due to firmware etc. - A revert to fix function_graph on big endian machines, and then a rework of the reverted patch to fix kprobes blacklist handling on big endian machines. Thanks to: Anju T Sudhakar, Guilherme G. Piccoli, Madhavan Srinivasan, Naveen N. Rao, Nicholas Piggin, Paul Mackerras" * tag 'powerpc-4.14-6' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: powerpc/perf: Fix core-imc hotplug callback failure during imc initialization powerpc/kprobes: Dereference function pointers only if the address does not belong to kernel text Revert "powerpc64/elfv1: Only dereference function descriptor for non-text symbols" powerpc/64s/radix: Fix preempt imbalance in TLB flush powerpc: Fix check for copy/paste instructions in alignment handler powerpc/perf: Fix IMC allocation routine
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git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmcLinus Torvalds authored
Pull MMC fixes from Ulf Hansson: "Fix dw_mmc request timeout issues" * tag 'mmc-v4.14-rc4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: mmc: dw_mmc: Fix the DTO timeout calculation mmc: dw_mmc: Add locking to the CTO timer mmc: dw_mmc: Fix the CTO timeout calculation mmc: dw_mmc: cancel the CTO timer after a voltage switch
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git://people.freedesktop.org/~airlied/linuxLinus Torvalds authored
Pull drm fixes from Dave Airlie: - one nouveau regression fix - some amdgpu fixes for stable to fix hangs on some harvested Polaris GPUs - a set of KASAN and regression fixes for i915, their CI system seems to be working pretty well now. * tag 'drm-fixes-for-v4.14-rc8' of git://people.freedesktop.org/~airlied/linux: drm/amdgpu: allow harvesting check for Polaris VCE drm/amdgpu: return -ENOENT from uvd 6.0 early init for harvesting drm/i915: Check incoming alignment for unfenced buffers (on i915gm) drm/nouveau/kms/nv50: use the correct state for base channel notifier setup drm/i915: Hold rcu_read_lock when iterating over the radixtree (vma idr) drm/i915: Hold rcu_read_lock when iterating over the radixtree (objects) drm/i915/edp: read edp display control registers unconditionally drm/i915: Do not rely on wm preservation for ILK watermarks drm/i915: Cancel the modeset retry work during modeset cleanup
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git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds authored
Pull networking fixes from David Miller: "Hopefully this is the last batch of networking fixes for 4.14 Fingers crossed... 1) Fix stmmac to use the proper sized OF property read, from Bhadram Varka. 2) Fix use after free in net scheduler tc action code, from Cong Wang. 3) Fix SKB control block mangling in tcp_make_synack(). 4) Use proper locking in fib_dump_info(), from Florian Westphal. 5) Fix IPG encodings in systemport driver, from Florian Fainelli. 6) Fix division by zero in NV TCP congestion control module, from Konstantin Khlebnikov. 7) Fix use after free in nf_reject_ipv4, from Tejaswi Tanikella" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: net: systemport: Correct IPG length settings tcp: do not mangle skb->cb[] in tcp_make_synack() fib: fib_dump_info can no longer use __in_dev_get_rtnl stmmac: use of_property_read_u32 instead of read_u8 net_sched: hold netns refcnt for each action net_sched: acquire RTNL in tc_action_net_exit() net: vrf: correct FRA_L3MDEV encode type tcp_nv: fix division by zero in tcpnv_acked() netfilter: nf_reject_ipv4: Fix use-after-free in send_reset netfilter: nft_set_hash: disable fast_ops for 2-len keys
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