- 28 Jun, 2021 34 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrityLinus Torvalds authored
Pull integrity subsystem updates from Mimi Zohar: "The large majority of the changes are EVM portable & immutable signature related: removing a dependency on loading an HMAC key, safely allowing file metadata included in the EVM portable & immutable signatures to be modified, allowing EVM signatures to fulfill IMA file signature policy requirements, including the EVM file metadata signature in lieu of an IMA file data signature in the measurement list, and adding dynamic debugging of EVM file metadata. In addition, in order to detect critical data or file change reversions, duplicate measurement records are permitted in the IMA measurement list. The remaining patches address compiler, sparse, and doc warnings" * tag 'integrity-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity: (31 commits) evm: Check xattr size discrepancy between kernel and user evm: output EVM digest calculation info IMA: support for duplicate measurement records ima: Fix warning: no previous prototype for function 'ima_add_kexec_buffer' ima: differentiate between EVM failures in the audit log ima: Fix fall-through warning for Clang ima: Pass NULL instead of 0 to ima_get_action() in ima_file_mprotect() ima: Include header defining ima_post_key_create_or_update() ima/evm: Fix type mismatch ima: Set correct casting types doc: Fix warning in Documentation/security/IMA-templates.rst evm: Don't return an error in evm_write_xattrs() if audit is not enabled ima: Define new template evm-sig ima: Define new template fields xattrnames, xattrlengths and xattrvalues evm: Verify portable signatures against all protected xattrs ima: Define new template field imode ima: Define new template fields iuid and igid ima: Add ima_show_template_uint() template library function ima: Don't remove security.ima if file must not be appraised ima: Introduce template field evmsig and write to field sig as fallback ...
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git://git.osdn.net/gitroot/tomoyo/tomoyo-test1Linus Torvalds authored
Pull tomoyo fix from Tetsuo Handa: "A doc warning fix from ChenXiaoSong" * tag 'tomoyo-pr-20210628' of git://git.osdn.net/gitroot/tomoyo/tomoyo-test1: tomoyo: fix doc warnings
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git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds authored
Pull crypto updates from Herbert Xu: "Algorithms: - Fix rmmod crash with x86/curve25519 - Add ECDH NIST P384 - Generate assembly files at build-time with perl scripts on arm - Switch to HMAC SHA512 DRBG as default DRBG Drivers: - Add sl3516 crypto engine - Add ECDH NIST P384 support in hisilicon/hpre - Add {ofb,cfb,ctr} over {aes,sm4} in hisilicon/sec - Add {ccm,gcm} over {aes,sm4} in hisilicon/sec - Enable omap hwrng driver for TI K3 family - Add support for AEAD algorithms in qce" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (142 commits) crypto: sl3516 - depends on HAS_IOMEM crypto: hisilicon/qm - implement for querying hardware tasks status. crypto: sl3516 - Fix build warning without CONFIG_PM MAINTAINERS: update caam crypto driver maintainers list crypto: nx - Fix numerous sparse byte-order warnings crypto: nx - Fix RCU warning in nx842_OF_upd_status crypto: api - Move crypto attr definitions out of crypto.h crypto: nx - Fix memcpy() over-reading in nonce crypto: hisilicon/sec - Fix spelling mistake "fallbcak" -> "fallback" crypto: sa2ul - Remove unused auth_len variable crypto: sl3516 - fix duplicated inclusion crypto: hisilicon/zip - adds the max shaper type rate crypto: hisilicon/hpre - adds the max shaper type rate crypto: hisilicon/sec - adds the max shaper type rate crypto: hisilicon/qm - supports to inquiry each function's QoS crypto: hisilicon/qm - add pf ping single vf function crypto: hisilicon/qm - merges the work initialization process into a single function crypto: hisilicon/qm - add the "alg_qos" file node crypto: hisilicon/qm - supports writing QoS int the host crypto: api - remove CRYPTOA_U32 and related functions ...
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git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediaLinus Torvalds authored
Pull media updates from Mauro Carvalho Chehab: - V4L2 core control API was split into separate files - New RC maps: tango and tc-90405 - Hantro driver got support for G2/HEVC decoder - av7710 is moving to staging, together with some legacy APIs - several cleanups related to compat_ioctl32 code - Move the MPEG-2 stateless control type out of staging - Address several issues with RPM get logic on media drivers - Lots of cleanups, bug fixes and improvements. * tag 'media/v5.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (394 commits) media: s5p-mfc: Fix display delay control creation media: mtk-vpu: on suspend, read/write regs only if vpu is running media: video-mux: Skip dangling endpoints media: Fix Media Controller API config checks media: i2c: rdacm20: Re-work ov10635 reset media: i2c: rdacm20: Check return values media: i2c: rdacm20: Report camera module name media: i2c: rdacm20: Enable noise immunity media: i2c: rdacm20: Embed 'serializer' field media: i2c: rdacm21: Power up OV10640 before OV490 media: i2c: rdacm21: Fix OV10640 powerup media: i2c: rdacm21: Add delay after OV490 reset media: i2c: max9271: Introduce wake_up() function media: i2c: max9271: Check max9271_write() return media: i2c: max9286: Rework comments in .bound() media: i2c: max9286: Define high channel amplitude media: i2c: max9286: Cache channel amplitude media: i2c: max9286: Rename reverse_channel_mv media: i2c: max9286: Adjust parameters indent media: hantro: add support for Rockchip RK3036 ...
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull kvm updates from Paolo Bonzini: "This covers all architectures (except MIPS) so I don't expect any other feature pull requests this merge window. ARM: - Add MTE support in guests, complete with tag save/restore interface - Reduce the impact of CMOs by moving them in the page-table code - Allow device block mappings at stage-2 - Reduce the footprint of the vmemmap in protected mode - Support the vGIC on dumb systems such as the Apple M1 - Add selftest infrastructure to support multiple configuration and apply that to PMU/non-PMU setups - Add selftests for the debug architecture - The usual crop of PMU fixes PPC: - Support for the H_RPT_INVALIDATE hypercall - Conversion of Book3S entry/exit to C - Bug fixes S390: - new HW facilities for guests - make inline assembly more robust with KASAN and co x86: - Allow userspace to handle emulation errors (unknown instructions) - Lazy allocation of the rmap (host physical -> guest physical address) - Support for virtualizing TSC scaling on VMX machines - Optimizations to avoid shattering huge pages at the beginning of live migration - Support for initializing the PDPTRs without loading them from memory - Many TLB flushing cleanups - Refuse to load if two-stage paging is available but NX is not (this has been a requirement in practice for over a year) - A large series that separates the MMU mode (WP/SMAP/SMEP etc.) from CR0/CR4/EFER, using the MMU mode everywhere once it is computed from the CPU registers - Use PM notifier to notify the guest about host suspend or hibernate - Support for passing arguments to Hyper-V hypercalls using XMM registers - Support for Hyper-V TLB flush hypercalls and enlightened MSR bitmap on AMD processors - Hide Hyper-V hypercalls that are not included in the guest CPUID - Fixes for live migration of virtual machines that use the Hyper-V "enlightened VMCS" optimization of nested virtualization - Bugfixes (not many) Generic: - Support for retrieving statistics without debugfs - Cleanups for the KVM selftests API" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (314 commits) KVM: x86: rename apic_access_page_done to apic_access_memslot_enabled kvm: x86: disable the narrow guest module parameter on unload selftests: kvm: Allows userspace to handle emulation errors. kvm: x86: Allow userspace to handle emulation errors KVM: x86/mmu: Let guest use GBPAGES if supported in hardware and TDP is on KVM: x86/mmu: Get CR4.SMEP from MMU, not vCPU, in shadow page fault KVM: x86/mmu: Get CR0.WP from MMU, not vCPU, in shadow page fault KVM: x86/mmu: Drop redundant rsvd bits reset for nested NPT KVM: x86/mmu: Optimize and clean up so called "last nonleaf level" logic KVM: x86: Enhance comments for MMU roles and nested transition trickiness KVM: x86/mmu: WARN on any reserved SPTE value when making a valid SPTE KVM: x86/mmu: Add helpers to do full reserved SPTE checks w/ generic MMU KVM: x86/mmu: Use MMU's role to determine PTTYPE KVM: x86/mmu: Collapse 32-bit PAE and 64-bit statements for helpers KVM: x86/mmu: Add a helper to calculate root from role_regs KVM: x86/mmu: Add helper to update paging metadata KVM: x86/mmu: Don't update nested guest's paging bitmasks if CR0.PG=0 KVM: x86/mmu: Consolidate reset_rsvds_bits_mask() calls KVM: x86/mmu: Use MMU role_regs to get LA57, and drop vCPU LA57 helper KVM: x86/mmu: Get nested MMU's root level from the MMU's role ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds authored
Pull arm64 updates from Will Deacon: "There's a reasonable amount here and the juicy details are all below. It's worth noting that the MTE/KASAN changes strayed outside of our usual directories due to core mm changes and some associated changes to some other architectures; Andrew asked for us to carry these [1] rather that take them via the -mm tree. Summary: - Optimise SVE switching for CPUs with 128-bit implementations. - Fix output format from SVE selftest. - Add support for versions v1.2 and 1.3 of the SMC calling convention. - Allow Pointer Authentication to be configured independently for kernel and userspace. - PMU driver cleanups for managing IRQ affinity and exposing event attributes via sysfs. - KASAN optimisations for both hardware tagging (MTE) and out-of-line software tagging implementations. - Relax frame record alignment requirements to facilitate 8-byte alignment with KASAN and Clang. - Cleanup of page-table definitions and removal of unused memory types. - Reduction of ARCH_DMA_MINALIGN back to 64 bytes. - Refactoring of our instruction decoding routines and addition of some missing encodings. - Move entry code moved into C and hardened against harmful compiler instrumentation. - Update booting requirements for the FEAT_HCX feature, added to v8.7 of the architecture. - Fix resume from idle when pNMI is being used. - Additional CPU sanity checks for MTE and preparatory changes for systems where not all of the CPUs support 32-bit EL0. - Update our kernel string routines to the latest Cortex Strings implementation. - Big cleanup of our cache maintenance routines, which were confusingly named and inconsistent in their implementations. - Tweak linker flags so that GDB can understand vmlinux when using RELR relocations. - Boot path cleanups to enable early initialisation of per-cpu operations needed by KCSAN. - Non-critical fixes and miscellaneous cleanup" * tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (150 commits) arm64: tlb: fix the TTL value of tlb_get_level arm64: Restrict undef hook for cpufeature registers arm64/mm: Rename ARM64_SWAPPER_USES_SECTION_MAPS arm64: insn: avoid circular include dependency arm64: smp: Bump debugging information print down to KERN_DEBUG drivers/perf: fix the missed ida_simple_remove() in ddr_perf_probe() perf/arm-cmn: Fix invalid pointer when access dtc object sharing the same IRQ number arm64: suspend: Use cpuidle context helpers in cpu_suspend() PSCI: Use cpuidle context helpers in psci_cpu_suspend_enter() arm64: Convert cpu_do_idle() to using cpuidle context helpers arm64: Add cpuidle context save/restore helpers arm64: head: fix code comments in set_cpu_boot_mode_flag arm64: mm: drop unused __pa(__idmap_text_start) arm64: mm: fix the count comments in compute_indices arm64/mm: Fix ttbr0 values stored in struct thread_info for software-pan arm64: mm: Pass original fault address to handle_mm_fault() arm64/mm: Drop SECTION_[SHIFT|SIZE|MASK] arm64/mm: Use CONT_PMD_SHIFT for ARM64_MEMSTART_SHIFT arm64/mm: Drop SWAPPER_INIT_MAP_SIZE arm64: Conditionally configure PTR_AUTH key of the kernel. ...
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git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68kLinus Torvalds authored
Pull m68k updates from Geert Uytterhoeven: - update Finn's email address in MAINTAINERS - defconfig updates - minor fixes and improvements * tag 'm68k-for-v5.14-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k: m68k: atari: Fix ATARI_KBD_CORE kconfig unmet dependency warning m68k: defconfig: Update defconfigs for v5.13-rc1 MAINTAINERS, .mailmap: Update Finn Thain's email address m68k: dma: Remove unnecessary include of asm/cacheflush.h m68k: Drop -fno-strength-reduce from KBUILD_CFLAGS
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 splitlock updates from Ingo Molnar: - Add the "ratelimit:N" parameter to the split_lock_detect= boot option, to rate-limit the generation of bus-lock exceptions. This is both easier on system resources and kinder to offending applications than the current policy of outright killing them. - Document the split-lock detection feature and its parameters. * tag 'x86-splitlock-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: Documentation/x86: Add ratelimit in buslock.rst Documentation/admin-guide: Add bus lock ratelimit x86/bus_lock: Set rate limit for bus lock Documentation/x86: Add buslock.rst
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 mm update from Ingo Molnar: "Do not create the x86/init_pkru debugfs file if the CPU doesn't support PKRU" * tag 'x86-mm-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/pkeys: Skip 'init_pkru' debugfs file creation when pkeys not supported
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 uapi fixlet from Ingo Molnar: "Fix the <uapi/asm/hwcap2.h> UAPI header to build in user-space too" * tag 'x86-misc-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/elf: Use _BITUL() macro in UAPI headers
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 cleanups from Ingo Molnar: "Misc cleanups & removal of obsolete code" * tag 'x86-cleanups-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/sgx: Correct kernel-doc's arg name in sgx_encl_release() doc: Remove references to IBM Calgary x86/setup: Document that Windows reserves the first MiB x86/crash: Remove crash_reserve_low_1M() x86/setup: Remove CONFIG_X86_RESERVE_LOW and reservelow= options x86/alternative: Align insn bytes vertically x86: Fix leftover comment typos x86/asm: Simplify __smp_mb() definition x86/alternatives: Make the x86nops[] symbol static
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 resource control documentation fixes from Ingo Molnar: "Fix Docbook comments in the x86/resctrl code" * tag 'x86-cache-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/resctrl: Fix kernel-doc in internal.h x86/resctrl: Fix kernel-doc in pseudo_lock.c
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 boot update from Ingo Molnar: "Modernize the genimage.sh script, add a 'hdimage' target and EFI support" * tag 'x86-boot-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/boot: Modernize genimage script; hdimage+EFI support
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 asm updates from Ingo Molnar: - Micro-optimize and standardize the do_syscall_64() calling convention - Make syscall entry flags clearing more conservative - Clean up syscall table handling - Clean up & standardize assembly macros, in preparation of FRED - Misc cleanups and fixes * tag 'x86-asm-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/asm: Make <asm/asm.h> valid on cross-builds as well x86/regs: Syscall_get_nr() returns -1 for a non-system call x86/entry: Split PUSH_AND_CLEAR_REGS into two submacros x86/syscall: Maximize MSR_SYSCALL_MASK x86/syscall: Unconditionally prototype {ia32,x32}_sys_call_table[] x86/entry: Reverse arguments to do_syscall_64() x86/entry: Unify definitions from <asm/calling.h> and <asm/ptrace-abi.h> x86/asm: Use _ASM_BYTES() in <asm/nops.h> x86/asm: Add _ASM_BYTES() macro for a .byte ... opcode sequence x86/asm: Have the __ASM_FORM macros handle commas in arguments
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 exception handling updates from Ingo Molnar: - Clean up & simplify AP exception handling setup. - Consolidate the disjoint IDT setup code living in idt_setup_traps() and idt_setup_ist_traps() into a single idt_setup_traps() initialization function and call it before cpu_init(). * tag 'x86-apic-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/idt: Rework IDT setup for boot CPU x86/cpu: Init AP exception handling from cpu_init_secondary()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull timers/nohz updates from Ingo Molnar: - Micro-optimize tick_nohz_full_cpu() - Optimize idle exit tick restarts to be less eager - Optimize tick_nohz_dep_set_task() to only wake up a single CPU. This reduces IPIs and interruptions on nohz_full CPUs. - Optimize tick_nohz_dep_set_signal() in a similar fashion. - Skip IPIs in tick_nohz_kick_task() when trying to kick a non-running task. - Micro-optimize tick_nohz_task_switch() IRQ flags handling to reduce context switching costs. - Misc cleanups and fixes * tag 'timers-nohz-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: MAINTAINERS: Add myself as context tracking maintainer tick/nohz: Call tick_nohz_task_switch() with interrupts disabled tick/nohz: Kick only _queued_ task whose tick dependency is updated tick/nohz: Change signal tick dependency to wake up CPUs of member tasks tick/nohz: Only wake up a single target cpu when kicking a task tick/nohz: Update nohz_full Kconfig help tick/nohz: Update idle_exittime on actual idle exit tick/nohz: Remove superflous check for CONFIG_VIRT_CPU_ACCOUNTING_NATIVE tick/nohz: Conditionally restart tick on idle exit tick/nohz: Evaluate the CPU expression after the static key
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler udpates from Ingo Molnar: - Changes to core scheduling facilities: - Add "Core Scheduling" via CONFIG_SCHED_CORE=y, which enables coordinated scheduling across SMT siblings. This is a much requested feature for cloud computing platforms, to allow the flexible utilization of SMT siblings, without exposing untrusted domains to information leaks & side channels, plus to ensure more deterministic computing performance on SMT systems used by heterogenous workloads. There are new prctls to set core scheduling groups, which allows more flexible management of workloads that can share siblings. - Fix task->state access anti-patterns that may result in missed wakeups and rename it to ->__state in the process to catch new abuses. - Load-balancing changes: - Tweak newidle_balance for fair-sched, to improve 'memcache'-like workloads. - "Age" (decay) average idle time, to better track & improve workloads such as 'tbench'. - Fix & improve energy-aware (EAS) balancing logic & metrics. - Fix & improve the uclamp metrics. - Fix task migration (taskset) corner case on !CONFIG_CPUSET. - Fix RT and deadline utilization tracking across policy changes - Introduce a "burstable" CFS controller via cgroups, which allows bursty CPU-bound workloads to borrow a bit against their future quota to improve overall latencies & batching. Can be tweaked via /sys/fs/cgroup/cpu/<X>/cpu.cfs_burst_us. - Rework assymetric topology/capacity detection & handling. - Scheduler statistics & tooling: - Disable delayacct by default, but add a sysctl to enable it at runtime if tooling needs it. Use static keys and other optimizations to make it more palatable. - Use sched_clock() in delayacct, instead of ktime_get_ns(). - Misc cleanups and fixes. * tag 'sched-core-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (72 commits) sched/doc: Update the CPU capacity asymmetry bits sched/topology: Rework CPU capacity asymmetry detection sched/core: Introduce SD_ASYM_CPUCAPACITY_FULL sched_domain flag psi: Fix race between psi_trigger_create/destroy sched/fair: Introduce the burstable CFS controller sched/uclamp: Fix uclamp_tg_restrict() sched/rt: Fix Deadline utilization tracking during policy change sched/rt: Fix RT utilization tracking during policy change sched: Change task_struct::state sched,arch: Remove unused TASK_STATE offsets sched,timer: Use __set_current_state() sched: Add get_current_state() sched,perf,kvm: Fix preemption condition sched: Introduce task_is_running() sched: Unbreak wakeups sched/fair: Age the average idle time sched/cpufreq: Consider reduced CPU capacity in energy calculation sched/fair: Take thermal pressure into account while estimating energy thermal/cpufreq_cooling: Update offline CPUs per-cpu thermal_pressure sched/fair: Return early from update_tg_cfs_load() if delta == 0 ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf events updates from Ingo Molnar: - Platform PMU driver updates: - x86 Intel uncore driver updates for Skylake (SNR) and Icelake (ICX) servers - Fix RDPMC support - Fix [extended-]PEBS-via-PT support - Fix Sapphire Rapids event constraints - Fix :ppp support on Sapphire Rapids - Fix fixed counter sanity check on Alder Lake & X86_FEATURE_HYBRID_CPU - Other heterogenous-PMU fixes - Kprobes: - Remove the unused and misguided kprobe::fault_handler callbacks. - Warn about kprobes taking a page fault. - Fix the 'nmissed' stat counter. - Misc cleanups and fixes. * tag 'perf-core-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf: Fix task context PMU for Hetero perf/x86/intel: Fix instructions:ppp support in Sapphire Rapids perf/x86/intel: Add more events requires FRONTEND MSR on Sapphire Rapids perf/x86/intel: Fix fixed counter check warning for some Alder Lake perf/x86/intel: Fix PEBS-via-PT reload base value for Extended PEBS perf/x86: Reset the dirty counter to prevent the leak for an RDPMC task kprobes: Do not increment probe miss count in the fault handler x86,kprobes: WARN if kprobes tries to handle a fault kprobes: Remove kprobe::fault_handler uprobes: Update uprobe_write_opcode() kernel-doc comment perf/hw_breakpoint: Fix DocBook warnings in perf hw_breakpoint perf/core: Fix DocBook warnings perf/core: Make local function perf_pmu_snapshot_aux() static perf/x86/intel/uncore: Enable I/O stacks to IIO PMON mapping on ICX perf/x86/intel/uncore: Enable I/O stacks to IIO PMON mapping on SNR perf/x86/intel/uncore: Generalize I/O stacks to PMON mapping procedure perf/x86/intel/uncore: Drop unnecessary NULL checks after container_of()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull locking updates from Ingo Molnar: - Core locking & atomics: - Convert all architectures to ARCH_ATOMIC: move every architecture to ARCH_ATOMIC, then get rid of ARCH_ATOMIC and all the transitory facilities and #ifdefs. Much reduction in complexity from that series: 63 files changed, 756 insertions(+), 4094 deletions(-) - Self-test enhancements - Futexes: - Add the new FUTEX_LOCK_PI2 ABI, which is a variant that doesn't set FLAGS_CLOCKRT (.e. uses CLOCK_MONOTONIC). [ The temptation to repurpose FUTEX_LOCK_PI's implicit setting of FLAGS_CLOCKRT & invert the flag's meaning to avoid having to introduce a new variant was resisted successfully. ] - Enhance futex self-tests - Lockdep: - Fix dependency path printouts - Optimize trace saving - Broaden & fix wait-context checks - Misc cleanups and fixes. * tag 'locking-core-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (52 commits) locking/lockdep: Correct the description error for check_redundant() futex: Provide FUTEX_LOCK_PI2 to support clock selection futex: Prepare futex_lock_pi() for runtime clock selection lockdep/selftest: Remove wait-type RCU_CALLBACK tests lockdep/selftests: Fix selftests vs PROVE_RAW_LOCK_NESTING lockdep: Fix wait-type for empty stack locking/selftests: Add a selftest for check_irq_usage() lockding/lockdep: Avoid to find wrong lock dep path in check_irq_usage() locking/lockdep: Remove the unnecessary trace saving locking/lockdep: Fix the dep path printing for backwards BFS selftests: futex: Add futex compare requeue test selftests: futex: Add futex wait test seqlock: Remove trailing semicolon in macros locking/lockdep: Reduce LOCKDEP dependency list locking/lockdep,doc: Improve readability of the block matrix locking/atomics: atomic-instrumented: simplify ifdeffery locking/atomic: delete !ARCH_ATOMIC remnants locking/atomic: xtensa: move to ARCH_ATOMIC locking/atomic: sparc: move to ARCH_ATOMIC locking/atomic: sh: move to ARCH_ATOMIC ...
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Linus Torvalds authored
Merge tags 'objtool-urgent-2021-06-28' and 'objtool-core-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull objtool fix and updates from Ingo Molnar: "An ELF format fix for a section flags mismatch bug that breaks kernel tooling such as kpatch-build. The biggest change in this cycle is the new code to handle and rewrite variable sized jump labels - which results in slightly tighter code generation in hot paths, through the use of short(er) NOPs. Also a number of cleanups and fixes, and a change to the generic include/linux/compiler.h to handle a s390 GCC quirk" * tag 'objtool-urgent-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: objtool: Don't make .altinstructions writable * tag 'objtool-core-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: objtool: Improve reloc hash size guestimate instrumentation.h: Avoid using inline asm operand modifiers compiler.h: Avoid using inline asm operand modifiers kbuild: Fix objtool dependency for 'OBJECT_FILES_NON_STANDARD_<obj> := n' objtool: Reflow handle_jump_alt() jump_label/x86: Remove unused JUMP_LABEL_NOP_SIZE jump_label, x86: Allow short NOPs objtool: Provide stats for jump_labels objtool: Rewrite jump_label instructions objtool: Decode jump_entry::key addend jump_label, x86: Emit short JMP jump_label: Free jump_entry::key bit1 for build use jump_label, x86: Add variable length patching support jump_label, x86: Introduce jump_entry_size() jump_label, x86: Improve error when we fail expected text jump_label, x86: Factor out the __jump_table generation jump_label, x86: Strip ASM jump_label support x86, objtool: Dont exclude arch/x86/realmode/ objtool: Rewrite hashtable sizing
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull EFI updates from Ingo Molnar: "Two driver API cleanups, and a log message tweak" * tag 'efi-core-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/efi: Log 32/64-bit mismatch with kernel as an error efi/dev-path-parser: Switch to use for_each_acpi_dev_match() efi/apple-properties: Handle device properties with software node API
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 SEV updates from Borislav Petkov: - Differentiate the type of exception the #VC handler raises depending on code executed in the guest and handle the case where failure to get the RIP would result in a #GP, as it should, instead of in a #PF - Disable interrupts while the per-CPU GHCB is held - Split the #VC handler depending on where the #VC exception has happened and therefore provide for precise context tracking like the rest of the exception handlers deal with noinstr regions now - Add defines for the GHCB version 2 protocol so that further shared development with KVM can happen without merge conflicts - The usual small cleanups * tag 'x86_sev_for_v5.14_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/sev: Use "SEV: " prefix for messages from sev.c x86/sev: Add defines for GHCB version 2 MSR protocol requests x86/sev: Split up runtime #VC handler for correct state tracking x86/sev: Make sure IRQs are disabled while GHCB is active x86/sev: Propagate #GP if getting linear instruction address failed x86/insn: Extend error reporting from insn_fetch_from_user[_inatomic]() x86/insn-eval: Make 0 a valid RIP for insn_get_effective_ip() x86/sev: Fix error message in runtime #VC handler
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 cpu updates from Borislav Petkov: - New AMD models support - Allow MONITOR/MWAIT to be used for C1 state entry on Hygon too - Use the special RAPL CPUID bit to detect the functionality on AMD and Hygon instead of doing family matching. - Add support for new Intel microcode deprecating TSX on some models and do not enable kernel workarounds for those CPUs when TSX transactions always abort, as a result of that microcode update. * tag 'x86_cpu_for_v5.14_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/tsx: Clear CPUID bits when TSX always force aborts x86/events/intel: Do not deploy TSX force abort workaround when TSX is deprecated x86/msr: Define new bits in TSX_FORCE_ABORT MSR perf/x86/rapl: Use CPUID bit on AMD and Hygon parts x86/cstate: Allow ACPI C1 FFH MWAIT use on Hygon systems x86/amd_nb: Add AMD family 19h model 50h PCI ids x86/cpu: Fix core name for Sapphire Rapids
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 RAS updates from Borislav Petkov: - Add the required information to the faked APEI-reported mem error so that the kernel properly attempts to offline the corresponding page, as it does for kernel-detected correctable errors. - Fix a typo in AMD's error descriptions. * tag 'ras_core_for_v5.14_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: EDAC/mce_amd: Fix typo "FIfo" -> "Fifo" x86/mce: Include a MCi_MISC value in faked mce logs x86/MCE/AMD, EDAC/mce_amd: Add new SMCA bank types
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git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-stagingLinus Torvalds authored
Pull hwmon updates from Guenter Roeck: "New drivers: - Delta DPS920AB - Flex PIM4006, PIM4328 and PIM4820 - MPS MP2888 - Sensirion SHT4X Added chip support to existing drivers: - Flex BMR310, BMR456, BMR457, BMR458, BMR480, BMR490, BMR491, and BMR492 - TI TMP1075 - Renesas ZLS1003, ZLS4009 and ZL8802 Other: - Dropped explicit ACPI support for MAX31722 and LM70; the APIC IDs in those drivers do not exist. - Support set_trips() callback into thermal subsystem - Minor fixes and improvements in various drivers" * tag 'hwmon-for-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (49 commits) hwmon: Support set_trips() of thermal device ops hwmon: (lm90) Prevent integer underflows of temperature calculations hwmon: (lm90) Disable interrupt on suspend hwmon: (lm90) Unmask hardware interrupt hwmon: (lm90) Use hwmon_notify_event() hwmon: (lm90) Don't override interrupt trigger type hwmon: (pmbus/dps920ab) Delete some dead code hwmon: (ntc_thermistor) Drop unused headers. MAINTAINERS: Add Delta DPS920AB PSU driver dt-bindings: trivial-devices: Add Delta DPS920AB hwmon: (pmbus) Add driver for Delta DPS-920AB PSU hwmon: (pmbus/pim4328) Add documentation for the pim4328 PMBus driver hwmon: (pmbus/pim4328) Add PMBus driver for PIM4006, PIM4328 and PIM4820 hwmon: (pmbus) Allow phase function even if it's not on page hwmon: (pmbus) Add support for reading direct mode coefficients hwmon: (pmbus) Add new pmbus flag NO_WRITE_PROTECT docs: hwmon: adm1177.rst: avoid using ReSt :doc:`foo` markup hwmon: (pmbus_core) Check adapter PEC support hwmon: (ina3221) use CVRF only for single-shot conversion hwmon: (max31790) Detect and report zero fan speed ...
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spiLinus Torvalds authored
Pull spi updates from Mark Brown: "The biggest single thing in the diffstat here is a massive overhaul of the PXA2xx driver from Andy Shevchenko (the IP is still in use on modern Intel systems), though we also have quite a lot of core work as well: - Better support for mixing native and GPIO chip selects also from Andy. - Support for devices with multiple chip selects from Sebastian Reichel. - Helper for polling status registers in spi-mem from Patrice Chotard. - Support for Renesas RZ/N1 and Rockchip RV1126" * tag 'spi-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (86 commits) spi: core: add dma_map_dev for dma device spi: convert Xilinx Zynq UltraScale+ MPSoC GQSPI bindings to YAML spi: Fix self assignment issue with ancillary->mode spi: spi-sh-msiof: : use proper DMAENGINE API for termination spi: spi-rspi: : use proper DMAENGINE API for termination spi: spi-rockchip: add description for rv1126 spi: rockchip: Support SPI_CS_HIGH spi: rockchip: Support cs-gpio spi: rockchip: Wait for STB status in slave mode tx_xfer spi: rockchip: Set rx_fifo interrupt waterline base on transfer item spi: rockchip: add compatible string for rv1126 spi: spi-sun6i: Fix chipselect/clock bug spi: dt-bindings: support devices with multiple chipselects spi: add ancillary device support spi: xilinx: convert to yaml spi: convert Cadence SPI bindings to YAML spi: stm32-qspi: Remove unused qspi field of struct stm32_qspi_flash spi: add of_device_uevent_modalias support spi: meson-spicc: fix memory leak in meson_spicc_probe spi: meson-spicc: fix a wrong goto jump for avoiding memory leak. ...
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulatorLinus Torvalds authored
Pull regulator updates from Mark Brown: "The main core change this release is generic support for handling of hardware errors from Matti Vaittinen, including some small updates to the reboot and thermal code so we can share support for powering off the system if things are going wrong enough. Otherwise this release we've mainly seen the addition of new drivers, including MT6359 which has pulled in some small changes from the MFD tree for build dependencies. - Support for controlling the trigger points for hardware error detection, and shared handlers for this. - Support for Maxim MAX8993, Mediatek MT6359 and MT6359P, Qualcomm PM8226 and SA8115P-ADP, and Sylergy TCS4526" * tag 'regulator-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: (91 commits) regulator: bd9576: Fix uninitializes variable may_have_irqs regulator: max8893: Select REGMAP_I2C to fix build error regulator: da9052: Ensure enough delay time for .set_voltage_time_sel regulator: mt6358: Fix vdram2 .vsel_mask regulator: hi6421v600: Fix setting wrong driver_data MAINTAINERS: Add reviewer for regulator irq_helpers regulator: bd9576: Fix the driver name in id table regulator: bd9576: Support error reporting regulator: bd9576 add FET ON-resistance for OCW regulator: add property parsing and callbacks to set protection limits regulator: IRQ based event/error notification helpers regulator: move rdev_print helpers to internal.h regulator: add warning flags thermal: Use generic HW-protection shutdown API reboot: Add hardware protection power-off regulator: Add protection limit properties regulator: hi6421v600: Fix setting idle mode regulator: Add MAX8893 bindings regulator: max8893: add regulator driver regulator: hi6421: Use correct variable type for regmap api val argument ...
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmapLinus Torvalds authored
Pull regmap updates from Mark Brown: "The big thing this release is support for accessing the register maps of MDIO devices via the framework. We've also added support for 7/17 register formats on bytestream transports and inverted status registers in regmap-irq" * tag 'regmap-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap: regmap: mdio: Reject invalid addresses regmap: mdio: Fix regmap_bus pointer constness regmap: mdio: Add clause-45 support regmap: mdio: Clean up invalid clause-22 addresses regmap-irq: Introduce inverted status registers support regmap: add support for 7/17 register formating regmap: mdio: Don't modify output if error happened regmap: Add MDIO bus support regmap-i2c: Set regmap max raw r/w from quirks
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git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmcLinus Torvalds authored
Pull MMC and MEMSTICK updates from Ulf Hansson: "MMC core: - Add support for Cache Ctrl for SD cards - Add support for Power Off Notification for SD cards - Add support for read/write of the SD function extension registers - Allow broken eMMC HS400 mode to be disabled via DT - Allow UHS-I voltage switch for SDSC cards if supported - Disable command queueing in the ioctl path - Enable eMMC sleep commands to use HW busy polling to minimize delay - Extend re-use of the common polling loop to standardize behaviour - Take into account MMC_CAP_NEED_RSP_BUSY for eMMC HPI commands MMC host: - jz4740: Add support for the JZ4775 variant - sdhci-acpi: Disable write protect detection on Toshiba Encore 2 WT8-B - sdhci-esdhc-imx: Advertise HS400 support through MMC caps - sdhci-esdhc-imx: Enable support for system wakeup for SDIO - sdhci-iproc: Add support for the legacy sdhci controller on the BCM7211 - vub3000: Fix control-request direction MEMSTICK: - A couple of fixes/cleanups" * tag 'mmc-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (54 commits) mmc: sdhci-iproc: Add support for the legacy sdhci controller on the BCM7211 dt-bindings: mmc: sdhci-iproc: Add brcm,bcm7211a0-sdhci mmc: JZ4740: Add support for JZ4775 dt-bindings: mmc: JZ4740: Add bindings for JZ4775 mmc: sdhci-esdhc-imx: Enable support for system wakeup for SDIO mmc: Improve function name when aborting a tuning cmd mmc: sdhci-of-aspeed: Turn down a phase correction warning mmc: debugfs: add description for module parameter mmc: via-sdmmc: add a check against NULL pointer dereference mmc: sdhci-sprd: use sdhci_sprd_writew mmc: sdhci-esdhc-imx: remove unused is_imx6q_usdhc mmc: core: Allow UHS-I voltage switch for SDSC cards if supported mmc: mmc_spi: Imply container_of() to be no-op mmc: mmc_spi: Drop duplicate 'mmc_spi' in the debug messages mmc: dw_mmc-pltfm: Remove unused <linux/clk.h> mmc: sdhci-of-aspeed: Configure the SDHCIs as specified by the devicetree. mmc: core: Add a missing SPDX license header mmc: vub3000: fix control-request direction mmc: sdhci-omap: Use pm_runtime_resume_and_get() to replace open coding mmc: sdhci_am654: Use pm_runtime_resume_and_get() to replace open coding ...
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git://git.kernel.dk/linux-blockLinus Torvalds authored
Pull libata updates from Jens Axboe: "The big change in this round is that we're finally in a position where we can sanely remove the old drivers/ide/ code, as libata covers everything we need by now. This is exciting for two reasons: 1) we delete a lot of legacy code that doesn't really meet the standards we have today, and 2) it enables us to clean up various bits in the block layer that exist only because of the old IDE code. Outside of that, just a few minor fixes here, fixups for warnings, etc" * tag 'for-5.14/libata-2021-06-27' of git://git.kernel.dk/linux-block: (29 commits) ata: rb532_cf: remove redundant codes ide: remove the legacy ide driver m68k: use libata instead of the legacy ide driver ARM: disable CONFIG_IDE in pxa_defconfig ARM: disable CONFIG_IDE in footbridge_defconfig alpha: use libata instead of the legacy ide driver pata_cypress: add a module option to disable BM-DMA ata: pata_macio: Avoid overwriting initialised field in 'pata_macio_sht' ata: pata_serverworks: Avoid overwriting initialised field in 'serverworks_osb4_sht ata: pata_sc1200: sc1200_sht'Avoid overwriting initialised field in ' ata: pata_cs5530: Avoid overwriting initialised field in 'cs5530_sht' ata: pata_cs5520: Avoid overwriting initialised field in 'cs5520_sht' ata: pata_atiixp: Avoid overwriting initialised field in 'atiixp_sht' ata: sata_nv: Do not over-write initialise fields in 'nv_adma_sht' and 'nv_swncq_sht' ata: sata_mv: Do not over-write initialise fields in 'mv6_sht' ata: sata_sil24: Do not over-write initialise fields in 'sil24_sht' ata: ahci: Ensure initialised fields are not overwritten in AHCI_SHT() ata: include: libata: Move fields commonly over-written to separate MACRO ahci: Add support for Dell S140 and later controllers ata: ahci_sunxi: Disable DIPM ...
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Mel Gorman authored
Dave Jones reported the following This made it into 5.13 final, and completely breaks NFSD for me (Serving tcp v3 mounts). Existing mounts on clients hang, as do new mounts from new clients. Rebooting the server back to rc7 everything recovers. The commit b3b64ebd ("mm/page_alloc: do bulk array bounds check after checking populated elements") returns the wrong value if the array is already populated which is interpreted as an allocation failure. Dave reported this fixes his problem and it also passed a test running dbench over NFS. Fixes: b3b64ebd ("mm/page_alloc: do bulk array bounds check after checking populated elements") Reported-and-tested-by: Dave Jones <davej@codemonkey.org.uk> Signed-off-by: Mel Gorman <mgorman@techsingularity.net> Cc: <stable@vger.kernel.org> [5.13+] Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Marek Szyprowski authored
v4l2_ctrl_new_std() fails if the caller provides no 'step' parameter for integer control, so define it to fix following error: s5p_mfc_dec_ctrls_setup:1166: Adding control (1) failed Fixes: c3042bff ("media: s5p-mfc: Use display delay and display enable std controls") Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Dafna Hirschfeld authored
If the vpu is not running, we should not rely on VPU_IDLE_REG value. In this case, the suspend cb should only unprepare the clock. This fixes a system-wide suspend to ram failure: [ 273.073363] PM: suspend entry (deep) [ 273.410502] mtk-msdc 11230000.mmc: phase: [map:ffffffff] [maxlen:32] [final:10] [ 273.455926] Filesystems sync: 0.378 seconds [ 273.589707] Freezing user space processes ... (elapsed 0.003 seconds) done. [ 273.600104] OOM killer disabled. [ 273.603409] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 273.613361] mwifiex_sdio mmc2:0001:1: None of the WOWLAN triggers enabled [ 274.784952] mtk_vpu 10020000.vpu: vpu idle timeout [ 274.789764] PM: dpm_run_callback(): platform_pm_suspend+0x0/0x70 returns -5 [ 274.796740] mtk_vpu 10020000.vpu: PM: failed to suspend: error -5 [ 274.802842] PM: Some devices failed to suspend, or early wake event detected [ 275.426489] OOM killer enabled. [ 275.429718] Restarting tasks ... [ 275.435765] done. [ 275.447510] PM: suspend exit Fixes: 1f565e26 ("media: mtk-vpu: VPU should be in idle state before system is suspended") Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Philipp Zabel authored
i.MX6 device tree include files contain dangling endpoints for the board device tree writers' convenience. These are still included in many existing device trees. Treat dangling endpoints as non-existent to support them. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Fixes: 612b385e ("media: video-mux: Create media links in bound notifier") Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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- 27 Jun, 2021 2 commits
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Linus Torvalds authored
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Linus Torvalds authored
This reverts commits 4bad58eb (and 399f8dd9, which tried to fix it). I do not believe these are correct, and I'm about to release 5.13, so am reverting them out of an abundance of caution. The locking is odd, and appears broken. On the allocation side (in __sigqueue_alloc()), the locking is somewhat straightforward: it depends on sighand->siglock. Since one caller doesn't hold that lock, it further then tests 'sigqueue_flags' to avoid the case with no locks held. On the freeing side (in sigqueue_cache_or_free()), there is no locking at all, and the logic instead depends on 'current' being a single thread, and not able to race with itself. To make things more exciting, there's also the data race between freeing a signal and allocating one, which is handled by using WRITE_ONCE() and READ_ONCE(), and being mutually exclusive wrt the initial state (ie freeing will only free if the old state was NULL, while allocating will obviously only use the value if it was non-NULL, so only one or the other will actually act on the value). However, while the free->alloc paths do seem mutually exclusive thanks to just the data value dependency, it's not clear what the memory ordering constraints are on it. Could writes from the previous allocation possibly be delayed and seen by the new allocation later, causing logical inconsistencies? So it's all very exciting and unusual. And in particular, it seems that the freeing side is incorrect in depending on "current" being single-threaded. Yes, 'current' is a single thread, but in the presense of asynchronous events even a single thread can have data races. And such asynchronous events can and do happen, with interrupts causing signals to be flushed and thus free'd (for example - sending a SIGCONT/SIGSTOP can happen from interrupt context, and can flush previously queued process control signals). So regardless of all the other questions about the memory ordering and locking for this new cached allocation, the sigqueue_cache_or_free() assumptions seem to be fundamentally incorrect. It may be that people will show me the errors of my ways, and tell me why this is all safe after all. We can reinstate it if so. But my current belief is that the WRITE_ONCE() that sets the cached entry needs to be a smp_store_release(), and the READ_ONCE() that finds a cached entry needs to be a smp_load_acquire() to handle memory ordering correctly. And the sequence in sigqueue_cache_or_free() would need to either use a lock or at least be interrupt-safe some way (perhaps by using something like the percpu 'cmpxchg': it doesn't need to be SMP-safe, but like the percpu operations it needs to be interrupt-safe). Fixes: 399f8dd9 ("signal: Prevent sigqueue caching after task got released") Fixes: 4bad58eb ("signal: Allow tasks to cache one sigqueue struct") Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Christian Brauner <christian.brauner@ubuntu.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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- 26 Jun, 2021 2 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/s390/linuxLinus Torvalds authored
Pull s390 fixes from Vasily Gorbik: - Fix a couple of late pt_regs flags handling findings of conversion to generic entry. - Fix potential register clobbering in stack switch helper. - Fix thread/group masks for offline cpus. - Fix cleanup of mdev resources when remove callback is invoked in vfio-ap code. * tag 's390-5.13-5' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/stack: fix possible register corruption with stack switch helper s390/topology: clear thread/group maps for offline cpus s390/vfio-ap: clean up mdev resources when remove callback invoked s390: clear pt_regs::flags on irq entry s390: fix system call restart with multiple signals
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrlLinus Torvalds authored
Pull pin control fixes from Linus Walleij: "Two last-minute fixes: - Put an fwnode in the errorpath in the SGPIO driver - Fix the number of GPIO lines per bank in the STM32 driver" * tag 'pinctrl-v5.13-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: pinctrl: stm32: fix the reported number of GPIO lines per bank pinctrl: microchip-sgpio: Put fwnode in error case during ->probe()
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- 25 Jun, 2021 2 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull SCSI fixes from James Bottomley: "Two small fixes, both in upper layer drivers (scsi disk and cdrom). The sd one is fixing a commit changing revalidation that came from the block tree a while ago (5.10) and the sr one adds handling of a condition we didn't previously handle for manually removed media" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: sd: Call sd_revalidate_disk() for ioctl(BLKRRPART) scsi: sr: Return appropriate error code when disk is ejected
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Linus Torvalds authored
Merge misc fixes from Andrew Morton: "24 patches, based on 4a09d388. Subsystems affected by this patch series: mm (thp, vmalloc, hugetlb, memory-failure, and pagealloc), nilfs2, kthread, MAINTAINERS, and mailmap" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (24 commits) mailmap: add Marek's other e-mail address and identity without diacritics MAINTAINERS: fix Marek's identity again mm/page_alloc: do bulk array bounds check after checking populated elements mm/page_alloc: __alloc_pages_bulk(): do bounds check before accessing array mm/hwpoison: do not lock page again when me_huge_page() successfully recovers mm,hwpoison: return -EHWPOISON to denote that the page has already been poisoned mm/memory-failure: use a mutex to avoid memory_failure() races mm, futex: fix shared futex pgoff on shmem huge page kthread: prevent deadlock when kthread_mod_delayed_work() races with kthread_cancel_delayed_work_sync() kthread_worker: split code for canceling the delayed work timer mm/vmalloc: unbreak kasan vmalloc support KVM: s390: prepare for hugepage vmalloc mm/vmalloc: add vmalloc_no_huge nilfs2: fix memory leak in nilfs_sysfs_delete_device_group mm/thp: another PVMW_SYNC fix in page_vma_mapped_walk() mm/thp: fix page_vma_mapped_walk() if THP mapped by ptes mm: page_vma_mapped_walk(): get vma_address_end() earlier mm: page_vma_mapped_walk(): use goto instead of while (1) mm: page_vma_mapped_walk(): add a level of indentation mm: page_vma_mapped_walk(): crossing page table boundary ...
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