- 14 May, 2024 22 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 microcode loader updates from Borislav Petkov: - Fix a clang-15 build warning and other cleanups * tag 'x86_microcode_for_v6.10_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/microcode: Remove unused struct cpu_info_ctx x86/microcode/AMD: Remove unused PATCH_MAX_SIZE macro x86/microcode/AMD: Avoid -Wformat warning with clang-15
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 resource control updates from Borislav Petkov: - Add a tracepoint to read out LLC occupancy of resource monitor IDs with the goal of freeing them sooner rather than later - Other code improvements and cleanups * tag 'x86_cache_for_v6.10_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/resctrl: Add tracepoint for llc_occupancy tracking x86/resctrl: Rename pseudo_lock_event.h to trace.h x86/resctrl: Simplify call convention for MSR update functions x86/resctrl: Pass domain to target CPU
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 asm alternatives updates from Borislav Petkov: - Switch the in-place instruction patching which lead to at least one weird bug with 32-bit guests, seeing stale instruction bytes, to one working on a buffer, like the rest of the alternatives code does - Add a long overdue check to the X86_FEATURE flag modifying functions to warn when former get changed in a non-compatible way after alternatives have been patched because those changes will be already wrong - Other cleanups * tag 'x86_alternatives_for_v6.10_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/alternatives: Remove alternative_input_2() x86/alternatives: Sort local vars in apply_alternatives() x86/alternatives: Optimize optimize_nops() x86/alternatives: Get rid of __optimize_nops() x86/alternatives: Use a temporary buffer when optimizing NOPs x86/alternatives: Catch late X86_FEATURE modifiers
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull RAS update from Borislav Petkov: - Change the fixed-size buffer for MCE records to a dynamically sized one based on the number of CPUs present in the system * tag 'ras_core_for_v6.10_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/mce: Dynamically size space for machine check records
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git://git.kernel.org/pub/scm/linux/kernel/git/ras/rasLinus Torvalds authored
Pull EDAC updates from Borislav Petkov: - Have skx_edac decode error addresses belonging to SGX properly - Remove a bunch of unused struct members - Other cleanups * tag 'edac_updates_for_v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras: EDAC/skx_common: Allow decoding of SGX addresses EDAC/mc_sysfs: Convert sprintf()/snprintf() to sysfs_emit() EDAC: Remove unused struct members EDAC: Remove dynamic attributes from edac_device_alloc_ctl_info() EDAC/device: Remove edac_dev_sysfs_block_attribute::store() EDAC/device: Remove edac_dev_sysfs_block_attribute::{block,value} EDAC/amd64: Remove unused struct member amd64_pvt::ext_nbcfg
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Linus Torvalds authored
Pull DSA and IAA accelerator mis-alignment fix from Arjan van de Ven: "The DSA (memory copy/zero/etc) and IAA (compression) accelerators in the Sapphire Rapids and Emerald Rapids SOCs turn out to have a bug that has security implications. Both of these accelerators work by the application submitting a 64 byte command to the device; this command contains an opcode as well as the virtual address of the return value that the device will update on completion... and a set of opcode specific values. In a typical scenario a ring 3 application mmaps the device file and uses the ENQCMD or MOVDIR64 instructions (which are variations of a 64 byte atomic write) on this mmap'd memory region to directly submit commands to a device hardware. The return value as specified in the command, is supposed to be 32 (or 64) bytes aligned in memory, and generally the hardware checks and enforces this alignment. However in testing it has been found that there are conditions (controlled by the submitter) where this enforcement does not happen... which makes it possible for the return value to span a page boundary. And this is where it goes wrong - the accelerators will perform the virtual to physical address lookup on the first of the two pages, but end up continue writing to the next consecutive physical (host) page rather than the consecutive virtual page. In addition, the device will end up in a hung state on such unaligned write of the return value. This patch series has the proposed software side solution consisting of three parts: - Don't allow these two PCI devices to be assigned to VM guests (we cannot trust a VM guest to behave correctly and not cause this condition) - Don't allow ring 3 applications to set up the mmap unless they have CAP_SYS_RAWIO permissions. This makes it no longer possible for non-root applications to directly submit commands to the accelerator - Add a write() method to the device so that an application can submit its commands to the kernel driver, which performs the needed sanity checks before submitting it to the hardware. This switch from mmap to write is an incompatible interface change to non-root userspace, but we have not found a way to avoid this. All software we know of uses a small set of accessor libraries for these accelerators, for which libqpl and libdml (on github) are the most common. As part of the security release, updated versions of these libraries will be released that transparently fall back to write(). Intel has assigned CVE-2024-21823 to this hardware issue" * tag 'idxd-for-linus-may2024' of git bundle from Arjan: dmaengine: idxd: add a write() method for applications to submit work dmaengine: idxd: add a new security check to deal with a hardware erratum VFIO: Add the SPR_DSA and SPR_IAX devices to the denylist
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 shadow stacks from Ingo Molnar: "Enable shadow stacks for x32. While we normally don't do such feature-enabling for 32-bit anymore, this change is small, straightforward & tested on upstream glibc" * tag 'x86-shstk-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/shstk: Enable shadow stacks for x32
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 platform updates from Ingo Molnar: - Improve the DeviceTree (OF) NUMA enumeration code to address kernel warnings & mis-mappings on DeviceTree platforms - Migrate x86 platform drivers to the .remove_new callback API - Misc cleanups & fixes * tag 'x86-platform-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/platform/olpc-xo1-sci: Convert to platform remove callback returning void x86/platform/olpc-x01-pm: Convert to platform remove callback returning void x86/platform/iris: Convert to platform remove callback returning void x86/of: Change x86_dtb_parse_smp_config() to static x86/of: Map NUMA node to CPUs as per DeviceTree x86/of: Set the parse_smp_cfg for all the DeviceTree platforms by default x86/hyperv/vtl: Correct x86_init.mpparse.parse_smp_cfg assignment
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 percpu updates from Ingo Molnar: - Expand the named address spaces optimizations down to GCC 9.1+. - Re-enable named address spaces with sanitizers for GCC 13.3+ - Generate better this_percpu_xchg_op() code - Introduce raw_cpu_read_long() to reduce ifdeffery - Simplify the x86_this_cpu_test_bit() et al macros - Address Sparse warnings - Misc cleanups & fixes * tag 'x86-percpu-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/percpu: Introduce raw_cpu_read_long() to reduce ifdeffery x86/percpu: Rewrite x86_this_cpu_test_bit() and friends as macros x86/percpu: Fix x86_this_cpu_variable_test_bit() asm template x86/percpu: Re-enable named address spaces with sanitizers for GCC 13.3+ x86/percpu: Use __force to cast from __percpu address space x86/percpu: Do not use this_cpu_read_stable_8() for 32-bit targets x86/percpu: Unify arch_raw_cpu_ptr() defines x86/percpu: Enable named address spaces for GCC 9.1+ x86/percpu: Re-enable named address spaces with KASAN for GCC 13.3+ x86/percpu: Move raw_percpu_xchg_op() to a better place x86/percpu: Convert this_percpu_xchg_op() from asm() to C code, to generate better code
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 mm updates from Ingo Molnar: - Fix W^X violation check false-positives in the CPA code when running as a Xen PV guest - Fix W^X violation warning false-positives in show_fault_oops() * tag 'x86-mm-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/pat: Fix W^X violation false-positives when running as Xen PV guest x86/pat: Restructure _lookup_address_cpa() x86/mm: Use lookup_address_in_pgd_attr() in show_fault_oops() x86/pat: Introduce lookup_address_in_pgd_attr()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fpu updates from Ingo Molnar: - Fix asm() constraints & modifiers in restore_fpregs_from_fpstate() - Update comments - Robustify the free_vm86() definition * tag 'x86-fpu-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/fpu: Update fpu_swap_kvm_fpu() uses in comments as well x86/vm86: Make sure the free_vm86(task) definition uses its parameter even in the !CONFIG_VM86 case x86/fpu: Fix AMD X86_BUG_FXSAVE_LEAK fixup
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 entry cleanup from Ingo Molnar: - Merge thunk_64.S and thunk_32.S into thunk.S * tag 'x86-entry-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/entry: Merge thunk_64.S and thunk_32.S into thunk.S
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 cpu updates from Ingo Molnar: - Rework the x86 CPU vendor/family/model code: introduce the 'VFM' value that is an 8+8+8 bit concatenation of the vendor/family/model value, and add macros that work on VFM values. This simplifies the addition of new Intel models & families, and simplifies existing enumeration & quirk code. - Add support for the AMD 0x80000026 leaf, to better parse topology information - Optimize the NUMA allocation layout of more per-CPU data structures - Improve the workaround for AMD erratum 1386 - Clear TME from /proc/cpuinfo as well, when disabled by the firmware - Improve x86 self-tests - Extend the mce_record tracepoint with the ::ppin and ::microcode fields - Implement recovery for MCE errors in TDX/SEAM non-root mode - Misc cleanups and fixes * tag 'x86-cpu-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (34 commits) x86/mm: Switch to new Intel CPU model defines x86/tsc_msr: Switch to new Intel CPU model defines x86/tsc: Switch to new Intel CPU model defines x86/cpu: Switch to new Intel CPU model defines x86/resctrl: Switch to new Intel CPU model defines x86/microcode/intel: Switch to new Intel CPU model defines x86/mce: Switch to new Intel CPU model defines x86/cpu: Switch to new Intel CPU model defines x86/cpu/intel_epb: Switch to new Intel CPU model defines x86/aperfmperf: Switch to new Intel CPU model defines x86/apic: Switch to new Intel CPU model defines perf/x86/msr: Switch to new Intel CPU model defines perf/x86/intel/uncore: Switch to new Intel CPU model defines perf/x86/intel/pt: Switch to new Intel CPU model defines perf/x86/lbr: Switch to new Intel CPU model defines perf/x86/intel/cstate: Switch to new Intel CPU model defines x86/bugs: Switch to new Intel CPU model defines x86/bugs: Switch to new Intel CPU model defines x86/cpu/vfm: Update arch/x86/include/asm/intel-family.h x86/cpu/vfm: Add new macros to work with (vendor/family/model) values ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 cleanups from Ingo Molnar: - Fix function prototypes to address clang function type cast warnings in the math-emu code - Reorder definitions in <asm/msr-index.h> - Remove unused code - Fix typos - Simplify #include sections * tag 'x86-cleanups-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/pci/ce4100: Remove unused 'struct sim_reg_op' x86/msr: Move ARCH_CAP_XAPIC_DISABLE bit definition to its rightful place x86/math-emu: Fix function cast warnings x86/extable: Remove unused fixup type EX_TYPE_COPY x86/rtc: Remove unused intel-mid.h x86/32: Remove unused IA32_STACK_TOP and two externs x86/head: Simplify relative include path to xen-head.S x86/fred: Fix typo in Kconfig description x86/syscall/compat: Remove ia32_unistd.h x86/syscall/compat: Remove unused macro __SYSCALL_ia32_NR x86/virt/tdx: Remove duplicate include x86/xen: Remove duplicate #include
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 build updates from Ingo Molnar: - Use -fpic to build the kexec 'purgatory' (the self-contained code that runs between two kernels) - Clean up vmlinux.lds.S generation - Simplify the X86_EXTENDED_PLATFORM section of the x86 Kconfig - Misc cleanups & fixes * tag 'x86-build-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/Kconfig: Merge the two CONFIG_X86_EXTENDED_PLATFORM entries x86/purgatory: Switch to the position-independent small code model x86/boot: Replace __PHYSICAL_START with LOAD_PHYSICAL_ADDR x86/vmlinux.lds.S: Take __START_KERNEL out conditional definition x86/vmlinux.lds.S: Remove conditional definition of LOAD_OFFSET vmlinux.lds.h: Fix a typo in comment
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 oops message cleanup from Ingo Molnar: - Use uniform "Oops: " prefix for die() messages * tag 'x86-bugs-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/dumpstack: Use uniform "Oops: " prefix for die() messages
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 boot updates from Ingo Molnar: - Move the kernel cmdline setup earlier in the boot process (again), to address a split_lock_detect= boot parameter bug - Ignore relocations in .notes sections - Simplify boot stack setup - Re-introduce a bootloader quirk wrt CR4 handling - Miscellaneous cleanups & fixes * tag 'x86-boot-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/boot/64: Clear most of CR4 in startup_64(), except PAE, MCE and LA57 x86/boot: Move kernel cmdline setup earlier in the boot process (again) x86/build: Clean up arch/x86/tools/relocs.c a bit x86/boot: Ignore relocations in .notes sections in walk_relocs() too x86: Rename __{start,end}_init_task to __{start,end}_init_stack x86/boot: Simplify boot stack setup
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 asm updates from Ingo Molnar: - Clean up & fix asm() operand modifiers & constraints - Misc cleanups * tag 'x86-asm-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/alternatives: Remove a superfluous newline in _static_cpu_has() x86/asm/64: Clean up memset16(), memset32(), memset64() assembly constraints in <asm/string_64.h> x86/asm: Use "m" operand constraint in WRUSSQ asm template x86/asm: Use %a instead of %P operand modifier in asm templates x86/asm: Use %c/%n instead of %P operand modifier in asm templates x86/asm: Remove %P operand modifier from altinstr asm templates
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull tip tree documentation update from Ingo Molnar: - Update the -tip maintainers merge policy document wrt merge window timing * tag 'x86-misc-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: Documentation/maintainer-tip: Clarify merge window policy
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler updates from Ingo Molnar: - Add cpufreq pressure feedback for the scheduler - Rework misfit load-balancing wrt affinity restrictions - Clean up and simplify the code around ::overutilized and ::overload access. - Simplify sched_balance_newidle() - Bump SCHEDSTAT_VERSION to 16 due to a cleanup of CPU_MAX_IDLE_TYPES handling that changed the output. - Rework & clean up <asm/vtime.h> interactions wrt arch_vtime_task_switch() - Reorganize, clean up and unify most of the higher level scheduler balancing function names around the sched_balance_*() prefix - Simplify the balancing flag code (sched_balance_running) - Miscellaneous cleanups & fixes * tag 'sched-core-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (50 commits) sched/pelt: Remove shift of thermal clock sched/cpufreq: Rename arch_update_thermal_pressure() => arch_update_hw_pressure() thermal/cpufreq: Remove arch_update_thermal_pressure() sched/cpufreq: Take cpufreq feedback into account cpufreq: Add a cpufreq pressure feedback for the scheduler sched/fair: Fix update of rd->sg_overutilized sched/vtime: Do not include <asm/vtime.h> header s390/irq,nmi: Include <asm/vtime.h> header directly s390/vtime: Remove unused __ARCH_HAS_VTIME_TASK_SWITCH leftover sched/vtime: Get rid of generic vtime_task_switch() implementation sched/vtime: Remove confusing arch_vtime_task_switch() declaration sched/balancing: Simplify the sg_status bitmask and use separate ->overloaded and ->overutilized flags sched/fair: Rename set_rd_overutilized_status() to set_rd_overutilized() sched/fair: Rename SG_OVERLOAD to SG_OVERLOADED sched/fair: Rename {set|get}_rd_overload() to {set|get}_rd_overloaded() sched/fair: Rename root_domain::overload to ::overloaded sched/fair: Use helper functions to access root_domain::overload sched/fair: Check root_domain::overload value before update sched/fair: Combine EAS check with root_domain::overutilized access sched/fair: Simplify the continue_balancing logic in sched_balance_newidle() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf events updates from Ingo Molnar: - Combine perf and BPF for fast evalution of HW breakpoint conditions - Add LBR capture support outside of hardware events - Trigger IO signals for watermark_wakeup - Add RAPL support for Intel Arrow Lake and Lunar Lake - Optimize frequency-throttling - Miscellaneous cleanups & fixes * tag 'perf-core-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (21 commits) perf/bpf: Mark perf_event_set_bpf_handler() and perf_event_free_bpf_handler() as inline too selftests/perf_events: Test FASYNC with watermark wakeups perf/ring_buffer: Trigger IO signals for watermark_wakeup perf: Move perf_event_fasync() to perf_event.h perf/bpf: Change the !CONFIG_BPF_SYSCALL stubs to static inlines selftest/bpf: Test a perf BPF program that suppresses side effects perf/bpf: Allow a BPF program to suppress all sample side effects perf/bpf: Remove unneeded uses_default_overflow_handler() perf/bpf: Call BPF handler directly, not through overflow machinery perf/bpf: Remove #ifdef CONFIG_BPF_SYSCALL from struct perf_event members perf/bpf: Create bpf_overflow_handler() stub for !CONFIG_BPF_SYSCALL perf/bpf: Reorder bpf_overflow_handler() ahead of __perf_event_overflow() perf/x86/rapl: Add support for Intel Lunar Lake perf/x86/rapl: Add support for Intel Arrow Lake perf/core: Reduce PMU access to adjust sample freq perf/core: Optimize perf_adjust_freq_unthr_context() perf/x86/amd: Don't reject non-sampling events with configured LBR perf/x86/amd: Support capturing LBR from software events perf/x86/amd: Avoid taking branches before disabling LBR perf/x86/amd: Ensure amd_pmu_core_disable_all() is always inlined ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull locking updates from Ingo Molnar: - Over a dozen code generation micro-optimizations for the atomic and spinlock code - Add more __ro_after_init attributes - Robustify the lockdevent_*() macros * tag 'locking-core-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: locking/pvqspinlock/x86: Use _Q_LOCKED_VAL in PV_UNLOCK_ASM macro locking/qspinlock/x86: Micro-optimize virt_spin_lock() locking/atomic/x86: Merge __arch{,_try}_cmpxchg64_emu_local() with __arch{,_try}_cmpxchg64_emu() locking/atomic/x86: Introduce arch_try_cmpxchg64_local() locking/pvqspinlock/x86: Remove redundant CMP after CMPXCHG in __raw_callee_save___pv_queued_spin_unlock() locking/pvqspinlock: Use try_cmpxchg() in qspinlock_paravirt.h locking/pvqspinlock: Use try_cmpxchg_acquire() in trylock_clear_pending() locking/qspinlock: Use atomic_try_cmpxchg_relaxed() in xchg_tail() locking/atomic/x86: Define arch_atomic_sub() family using arch_atomic_add() functions locking/atomic/x86: Rewrite x86_32 arch_atomic64_{,fetch}_{and,or,xor}() functions locking/atomic/x86: Introduce arch_atomic64_read_nonatomic() to x86_32 locking/atomic/x86: Introduce arch_atomic64_try_cmpxchg() to x86_32 locking/atomic/x86: Introduce arch_try_cmpxchg64() for !CONFIG_X86_CMPXCHG64 locking/atomic/x86: Modernize x86_32 arch_{,try_}_cmpxchg64{,_local}() locking/atomic/x86: Correct the definition of __arch_try_cmpxchg128() x86/tsc: Make __use_tsc __ro_after_init x86/kvm: Make kvm_async_pf_enabled __ro_after_init context_tracking: Make context_tracking_key __ro_after_init jump_label,module: Don't alloc static_key_mod for __ro_after_init keys locking/qspinlock: Always evaluate lockevent* non-event parameter once
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- 13 May, 2024 18 commits
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Linus Torvalds authored
Merge tag 'tag-chrome-platform-firmware-for-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux Pull chrome platform firmware updates from Tzung-Bi Shih: - Set driver owner in the core registration so that coreboot drivers don't need to set it individually * tag 'tag-chrome-platform-firmware-for-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux: firmware: google: cbmem: drop driver owner initialization firmware: coreboot: store owner from modules with coreboot_driver_register()
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Linus Torvalds authored
Merge tag 'tag-chrome-platform-for-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux Pull chrome platform updates from Tzung-Bi Shih: "New: - Support Framework Laptop 13 and 16 (AMD Ryzen) Improvements: - Use sysfs_emit() instead of sprintf() for sysfs' show() Fixes: - Fix flex-array-member-not-at-end compiler warnings by using DEFINE_RAW_FLEX() - Add HAS_IOPORT dependencies - Fix long pending events during suspend after resume Misc cleanups: - Provide ID tables for avoiding fallback match - Replace deprecated UNIVERSAL_DEV_PM_OPS()" * tag 'tag-chrome-platform-for-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux: (22 commits) platform/chrome: cros_ec: Handle events during suspend after resume completion platform/chrome: cros_ec_lpc: add quirks for the Framework Laptop (AMD) platform/chrome: cros_ec_lpc: add a "quirks" system platform/chrome: cros_ec_lpc: pass driver_data from DMI to the device platform/chrome: cros_ec_lpc: introduce a priv struct for the lpc device platform/chrome: add HAS_IOPORT dependencies platform/chrome: cros_hps_i2c: Replace deprecated UNIVERSAL_DEV_PM_OPS() platform/chrome: cros_kbd_led_backlight: provide ID table for avoiding fallback match platform/chrome: wilco_ec: core: provide ID table for avoiding fallback match platform/chrome: wilco_ec: event: remove redundant MODULE_ALIAS platform/chrome: wilco_ec: debugfs: provide ID table for avoiding fallback match platform/chrome: wilco_ec: telemetry: provide ID table for avoiding fallback match platform/chrome: cros_ec_vbc: provide ID table for avoiding fallback match platform/chrome: cros_ec_lightbar: provide ID table for avoiding fallback match platform/chrome: cros_ec_sysfs: provide ID table for avoiding fallback match platform/chrome: cros_ec_debugfs: provide ID table for avoiding fallback match platform/chrome: cros_ec_chardev: provide ID table for avoiding fallback match platform/chrome: cros_usbpd_notify: provide ID table for avoiding fallback match platform/chrome: cros_usbpd_logger: provide ID table for avoiding fallback match platform/chrome: cros_ec_sensorhub: provide ID table for avoiding fallback match ...
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https://github.com/Rust-for-Linux/linuxLinus Torvalds authored
Pull Rust updates from Miguel Ojeda: "The most notable change is the drop of the 'alloc' in-tree fork. This is nicely reflected in the diffstat as a ~10k lines drop. In turn, this makes the version upgrades way simpler and smaller in the future, e.g. the latest one in commit 56f64b37 ("rust: upgrade to Rust 1.78.0"). More importantly, this increases the chances that a newer compiler version just works, which in turn means supporting several compiler versions is easier now. Thus we will look into finally setting a minimum version in the near future. Toolchain and infrastructure: - Upgrade to Rust 1.78.0 This time around, due to how the kernel and Rust schedules have aligned, there are two upgrades in fact. These allow us to remove one more unstable feature ('offset_of') from the list, among other improvements - Drop 'alloc' in-tree fork of the standard library crate, which means all the unstable features used by 'alloc' (~30 language ones, ~60 library ones) are not a concern anymore - Support DWARFv5 via the '-Zdwarf-version' flag - Support zlib and zstd debuginfo compression via the '-Zdebuginfo-compression' flag 'kernel' crate: - Support allocation flags ('GFP_*'), particularly in 'Box' (via 'BoxExt'), 'Vec' (via 'VecExt'), 'Arc' and 'UniqueArc', as well as in the 'init' module APIs - Remove usage of the 'allocator_api' unstable feature - Remove 'try_' prefix in allocation APIs' names - Add 'VecExt' (an extension trait) to be able to drop the 'alloc' fork - Add the '{make,to}_{upper,lower}case()' methods to 'CStr'/'CString' - Add the 'as_ptr' method to 'ThisModule' - Add the 'from_raw' method to 'ArcBorrow' - Add the 'into_unique_or_drop' method to 'Arc' - Display column number in the 'dbg!' macro output by applying the equivalent change done to the standard library one - Migrate 'Work' to '#[pin_data]' thanks to the changes in the 'macros' crate, which allows to remove an unsafe call in its 'new' associated function - Prevent namespacing issues when using the '[try_][pin_]init!' macros by changing the generated name of guard variables - Make the 'get' method in 'Opaque' const - Implement the 'Default' trait for 'LockClassKey' - Remove unneeded 'kernel::prelude' imports from doctests - Remove redundant imports 'macros' crate: - Add 'decl_generics' to 'parse_generics()' to support default values, and use that to allow them in '#[pin_data]' Helpers: - Trivial English grammar fix Documentation: - Add section on Rust Kselftests to the 'Testing' document - Expand the 'Abstractions vs. bindings' section of the 'General Information' document" * tag 'rust-6.10' of https://github.com/Rust-for-Linux/linux: (31 commits) rust: alloc: fix dangling pointer in VecExt<T>::reserve() rust: upgrade to Rust 1.78.0 rust: kernel: remove redundant imports rust: sync: implement `Default` for `LockClassKey` docs: rust: extend abstraction and binding documentation docs: rust: Add instructions for the Rust kselftest rust: remove unneeded `kernel::prelude` imports from doctests rust: update `dbg!()` to format column number rust: helpers: Fix grammar in comment rust: init: change the generated name of guard variables rust: sync: add `Arc::into_unique_or_drop` rust: sync: add `ArcBorrow::from_raw` rust: types: Make Opaque::get const rust: kernel: remove usage of `allocator_api` unstable feature rust: init: update `init` module to take allocation flags rust: sync: update `Arc` and `UniqueArc` to take allocation flags rust: alloc: update `VecExt` to take allocation flags rust: alloc: introduce the `BoxExt` trait rust: alloc: introduce allocation flags rust: alloc: remove our fork of the `alloc` crate ...
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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: "API: - Remove crypto stats interface Algorithms: - Add faster AES-XTS on modern x86_64 CPUs - Forbid curves with order less than 224 bits in ecc (FIPS 186-5) - Add ECDSA NIST P521 Drivers: - Expose otp zone in atmel - Add dh fallback for primes > 4K in qat - Add interface for live migration in qat - Use dma for aes requests in starfive - Add full DMA support for stm32mpx in stm32 - Add Tegra Security Engine driver Others: - Introduce scope-based x509_certificate allocation" * tag 'v6.10-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (123 commits) crypto: atmel-sha204a - provide the otp content crypto: atmel-sha204a - add reading from otp zone crypto: atmel-i2c - rename read function crypto: atmel-i2c - add missing arg description crypto: iaa - Use kmemdup() instead of kzalloc() and memcpy() crypto: sahara - use 'time_left' variable with wait_for_completion_timeout() crypto: api - use 'time_left' variable with wait_for_completion_killable_timeout() crypto: caam - i.MX8ULP donot have CAAM page0 access crypto: caam - init-clk based on caam-page0-access crypto: starfive - Use fallback for unaligned dma access crypto: starfive - Do not free stack buffer crypto: starfive - Skip unneeded fallback allocation crypto: starfive - Skip dma setup for zeroed message crypto: hisilicon/sec2 - fix for register offset crypto: hisilicon/debugfs - mask the unnecessary info from the dump crypto: qat - specify firmware files for 402xx crypto: x86/aes-gcm - simplify GCM hash subkey derivation crypto: x86/aes-gcm - delete unused GCM assembly code crypto: x86/aes-xts - simplify loop in xts_crypt_slowpath() hwrng: stm32 - repair clock handling ...
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull hardening updates from Kees Cook: "The bulk of the changes here are related to refactoring and expanding the KUnit tests for string helper and fortify behavior. Some trivial strncpy replacements in fs/ were carried in my tree. Also some fixes to SCSI string handling were carried in my tree since the helper for those was introduce here. Beyond that, just little fixes all around: objtool getting confused about LKDTM+KCFI, preparing for future refactors (constification of sysctl tables, additional __counted_by annotations), a Clang UBSAN+i386 crash fix, and adding more options in the hardening.config Kconfig fragment. Summary: - selftests: Add str*cmp tests (Ivan Orlov) - __counted_by: provide UAPI for _le/_be variants (Erick Archer) - Various strncpy deprecation refactors (Justin Stitt) - stackleak: Use a copy of soon-to-be-const sysctl table (Thomas Weißschuh) - UBSAN: Work around i386 -regparm=3 bug with Clang prior to version 19 - Provide helper to deal with non-NUL-terminated string copying - SCSI: Fix older string copying bugs (with new helper) - selftests: Consolidate string helper behavioral tests - selftests: add memcpy() fortify tests - string: Add additional __realloc_size() annotations for "dup" helpers - LKDTM: Fix KCFI+rodata+objtool confusion - hardening.config: Enable KCFI" * tag 'hardening-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: (29 commits) uapi: stddef.h: Provide UAPI macros for __counted_by_{le, be} stackleak: Use a copy of the ctl_table argument string: Add additional __realloc_size() annotations for "dup" helpers kunit/fortify: Fix replaced failure path to unbreak __alloc_size hardening: Enable KCFI and some other options lkdtm: Disable CFI checking for perms functions kunit/fortify: Add memcpy() tests kunit/fortify: Do not spam logs with fortify WARNs kunit/fortify: Rename tests to use recommended conventions init: replace deprecated strncpy with strscpy_pad kunit/fortify: Fix mismatched kvalloc()/vfree() usage scsi: qla2xxx: Avoid possible run-time warning with long model_num scsi: mpi3mr: Avoid possible run-time warning with long manufacturer strings scsi: mptfusion: Avoid possible run-time warning with long manufacturer strings fs: ecryptfs: replace deprecated strncpy with strscpy hfsplus: refactor copy_name to not use strncpy reiserfs: replace deprecated strncpy with scnprintf virt: acrn: replace deprecated strncpy with strscpy ubsan: Avoid i386 UBSAN handler crashes with Clang ubsan: Remove 1-element array usage in debug reporting ...
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull execve updates from Kees Cook: - Provide knob to change (previously fixed) coredump NOTES size (Allen Pais) - Add sched_prepare_exec tracepoint (Marco Elver) - Make /proc/$pid/auxv work under binfmt_elf_fdpic (Max Filippov) - Convert ARCH_HAVE_EXTRA_ELF_NOTES to proper Kconfig (Vignesh Balasubramanian) - Leave a gap between .bss and brk * tag 'execve-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: fs/coredump: Enable dynamic configuration of max file note size binfmt_elf_fdpic: fix /proc/<pid>/auxv binfmt_elf: Leave a gap between .bss and brk Replace macro "ARCH_HAVE_EXTRA_ELF_NOTES" with kconfig tracing: Add sched_prepare_exec tracepoint
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull seccomp update from Kees Cook: - Prepare for sysctl table constification * tag 'seccomp-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: seccomp: Constify sysctl subhelpers
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git://git.kernel.dk/linuxLinus Torvalds authored
Pull block updates from Jens Axboe: - Add a partscan attribute in sysfs, fixing an issue with systemd relying on an internal interface that went away. - Attempt #2 at making long running discards interruptible. The previous attempt went into 6.9, but we ended up mostly reverting it as it had issues. - Remove old ida_simple API in bcache - Support for zoned write plugging, greatly improving the performance on zoned devices. - Remove the old throttle low interface, which has been experimental since 2017 and never made it beyond that and isn't being used. - Remove page->index debugging checks in brd, as it hasn't caught anything and prepares us for removing in struct page. - MD pull request from Song - Don't schedule block workers on isolated CPUs * tag 'for-6.10/block-20240511' of git://git.kernel.dk/linux: (84 commits) blk-throttle: delay initialization until configuration blk-throttle: remove CONFIG_BLK_DEV_THROTTLING_LOW block: fix that util can be greater than 100% block: support to account io_ticks precisely block: add plug while submitting IO bcache: fix variable length array abuse in btree_iter bcache: Remove usage of the deprecated ida_simple_xx() API md: Revert "md: Fix overflow in is_mddev_idle" blk-lib: check for kill signal in ioctl BLKDISCARD block: add a bio_await_chain helper block: add a blk_alloc_discard_bio helper block: add a bio_chain_and_submit helper block: move discard checks into the ioctl handler block: remove the discard_granularity check in __blkdev_issue_discard block/ioctl: prefer different overflow check null_blk: Fix the WARNING: modpost: missing MODULE_DESCRIPTION() block: fix and simplify blkdevparts= cmdline parsing block: refine the EOF check in blkdev_iomap_begin block: add a partscan sysfs attribute for disks block: add a disk_has_partscan helper ...
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git://git.kernel.dk/linuxLinus Torvalds authored
Pull io_uring updates from Jens Axboe: - Greatly improve send zerocopy performance, by enabling coalescing of sent buffers. MSG_ZEROCOPY already does this with send(2) and sendmsg(2), but the io_uring side did not. In local testing, the crossover point for send zerocopy being faster is now around 3000 byte packets, and it performs better than the sync syscall variants as well. This feature relies on a shared branch with net-next, which was pulled into both branches. - Unification of how async preparation is done across opcodes. Previously, opcodes that required extra memory for async retry would allocate that as needed, using on-stack state until that was the case. If async retry was needed, the on-stack state was adjusted appropriately for a retry and then copied to the allocated memory. This led to some fragile and ugly code, particularly for read/write handling, and made storage retries more difficult than they needed to be. Allocate the memory upfront, as it's cheap from our pools, and use that state consistently both initially and also from the retry side. - Move away from using remap_pfn_range() for mapping the rings. This is really not the right interface to use and can cause lifetime issues or leaks. Additionally, it means the ring sq/cq arrays need to be physically contigious, which can cause problems in production with larger rings when services are restarted, as memory can be very fragmented at that point. Move to using vm_insert_page(s) for the ring sq/cq arrays, and apply the same treatment to mapped ring provided buffers. This also helps unify the code we have dealing with allocating and mapping memory. Hard to see in the diffstat as we're adding a few features as well, but this kills about ~400 lines of code from the codebase as well. - Add support for bundles for send/recv. When used with provided buffers, bundles support sending or receiving more than one buffer at the time, improving the efficiency by only needing to call into the networking stack once for multiple sends or receives. - Tweaks for our accept operations, supporting both a DONTWAIT flag for skipping poll arm and retry if we can, and a POLLFIRST flag that the application can use to skip the initial accept attempt and rely purely on poll for triggering the operation. Both of these have identical flags on the receive side already. - Make the task_work ctx locking unconditional. We had various code paths here that would do a mix of lock/trylock and set the task_work state to whether or not it was locked. All of that goes away, we lock it unconditionally and get rid of the state flag indicating whether it's locked or not. The state struct still exists as an empty type, can go away in the future. - Add support for specifying NOP completion values, allowing it to be used for error handling testing. - Use set/test bit for io-wq worker flags. Not strictly needed, but also doesn't hurt and helps silence a KCSAN warning. - Cleanups for io-wq locking and work assignments, closing a tiny race where cancelations would not be able to find the work item reliably. - Misc fixes, cleanups, and improvements * tag 'for-6.10/io_uring-20240511' of git://git.kernel.dk/linux: (97 commits) io_uring: support to inject result for NOP io_uring: fail NOP if non-zero op flags is passed in io_uring/net: add IORING_ACCEPT_POLL_FIRST flag io_uring/net: add IORING_ACCEPT_DONTWAIT flag io_uring/filetable: don't unnecessarily clear/reset bitmap io_uring/io-wq: Use set_bit() and test_bit() at worker->flags io_uring/msg_ring: cleanup posting to IOPOLL vs !IOPOLL ring io_uring: Require zeroed sqe->len on provided-buffers send io_uring/notif: disable LAZY_WAKE for linked notifs io_uring/net: fix sendzc lazy wake polling io_uring/msg_ring: reuse ctx->submitter_task read using READ_ONCE instead of re-reading it io_uring/rw: reinstate thread check for retries io_uring/notif: implement notification stacking io_uring/notif: simplify io_notif_flush() net: add callback for setting a ubuf_info to skb net: extend ubuf_info callback to ops structure io_uring/net: support bundles for recv io_uring/net: support bundles for send io_uring/kbuf: add helpers for getting/peeking multiple buffers io_uring/net: add provided buffer support for IORING_OP_SEND ...
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git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfsLinus Torvalds authored
Pull vfs rw iterator updates from Christian Brauner: "The core fs signalfd, userfaultfd, and timerfd subsystems did still use f_op->read() instead of f_op->read_iter(). Convert them over since we should aim to get rid of f_op->read() at some point. Aside from that io_uring and others want to mark files as FMODE_NOWAIT so it can make use of per-IO nonblocking hints to enable more efficient IO. Converting those users to f_op->read_iter() allows them to be marked with FMODE_NOWAIT" * tag 'vfs-6.10.rw' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs: signalfd: convert to ->read_iter() userfaultfd: convert to ->read_iter() timerfd: convert to ->read_iter() new helper: copy_to_iter_full()
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git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfsLinus Torvalds authored
Pull netfs updates from Christian Brauner: "This reworks the netfslib writeback implementation so that pages read from the cache are written to the cache through ->writepages(), thereby allowing the fscache page flag to be retired. The reworking also: - builds on top of the new writeback_iter() infrastructure - makes it possible to use vectored write RPCs as discontiguous streams of pages can be accommodated - makes it easier to do simultaneous content crypto and stream division - provides support for retrying writes and re-dividing a stream - replaces the ->launder_folio() op, so that ->writepages() is used instead - uses mempools to allocate the netfs_io_request and netfs_io_subrequest structs to avoid allocation failure in the writeback path Some code that uses the fscache page flag is retained for compatibility purposes with nfs and ceph. The code is switched to using the synonymous private_2 label instead and marked with deprecation comments. The merge commit contains additional details on the new algorithm that I've left out of here as it would probably be excessively detailed. On top of the netfslib infrastructure this contains the work to convert cifs over to netfslib" * tag 'vfs-6.10.netfs' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs: (38 commits) cifs: Enable large folio support cifs: Remove some code that's no longer used, part 3 cifs: Remove some code that's no longer used, part 2 cifs: Remove some code that's no longer used, part 1 cifs: Cut over to using netfslib cifs: Implement netfslib hooks cifs: Make add_credits_and_wake_if() clear deducted credits cifs: Add mempools for cifs_io_request and cifs_io_subrequest structs cifs: Set zero_point in the copy_file_range() and remap_file_range() cifs: Move cifs_loose_read_iter() and cifs_file_write_iter() to file.c cifs: Replace the writedata replay bool with a netfs sreq flag cifs: Make wait_mtu_credits take size_t args cifs: Use more fields from netfs_io_subrequest cifs: Replace cifs_writedata with a wrapper around netfs_io_subrequest cifs: Replace cifs_readdata with a wrapper around netfs_io_subrequest cifs: Use alternative invalidation to using launder_folio netfs, afs: Use writeback retry to deal with alternate keys netfs: Miscellaneous tidy ups netfs: Remove the old writeback code netfs: Cut over to using new writeback code ...
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git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfsLinus Torvalds authored
Pull vfs mount API conversions from Christian Brauner: "This converts qnx6, minix, debugfs, tracefs, freevxfs, and openpromfs to the new mount api, further reducing the number of filesystems relying on the legacy mount api" * tag 'vfs-6.10.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs: minix: convert minix to use the new mount api vfs: Convert tracefs to use the new mount API vfs: Convert debugfs to use the new mount API openpromfs: finish conversion to the new mount API freevxfs: Convert freevxfs to the new mount API. qnx6: convert qnx6 to use the new mount api
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git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfsLinus Torvalds authored
Pull misc vfs updates from Christian Brauner: "This contains the usual miscellaneous features, cleanups, and fixes for vfs and individual fses. Features: - Free up FMODE_* bits. I've freed up bits 6, 7, 8, and 24. That means we now have six free FMODE_* bits in total (but bit #6 already got used for FMODE_WRITE_RESTRICTED) - Add FOP_HUGE_PAGES flag (follow-up to FMODE_* cleanup) - Add fd_raw cleanup class so we can make use of automatic cleanup provided by CLASS(fd_raw, f)(fd) for O_PATH fds as well - Optimize seq_puts() - Simplify __seq_puts() - Add new anon_inode_getfile_fmode() api to allow specifying f_mode instead of open-coding it in multiple places - Annotate struct file_handle with __counted_by() and use struct_size() - Warn in get_file() whether f_count resurrection from zero is attempted (epoll/drm discussion) - Folio-sophize aio - Export the subvolume id in statx() for both btrfs and bcachefs - Relax linkat(AT_EMPTY_PATH) requirements - Add F_DUPFD_QUERY fcntl() allowing to compare two file descriptors for dup*() equality replacing kcmp() Cleanups: - Compile out swapfile inode checks when swap isn't enabled - Use (1 << n) notation for FMODE_* bitshifts for clarity - Remove redundant variable assignment in fs/direct-io - Cleanup uses of strncpy in orangefs - Speed up and cleanup writeback - Move fsparam_string_empty() helper into header since it's currently open-coded in multiple places - Add kernel-doc comments to proc_create_net_data_write() - Don't needlessly read dentry->d_flags twice Fixes: - Fix out-of-range warning in nilfs2 - Fix ecryptfs overflow due to wrong encryption packet size calculation - Fix overly long line in xfs file_operations (follow-up to FMODE_* cleanup) - Don't raise FOP_BUFFER_{R,W}ASYNC for directories in xfs (follow-up to FMODE_* cleanup) - Don't call xfs_file_open from xfs_dir_open (follow-up to FMODE_* cleanup) - Fix stable offset api to prevent endless loops - Fix afs file server rotations - Prevent xattr node from overflowing the eraseblock in jffs2 - Move fdinfo PTRACE_MODE_READ procfs check into the .permission() operation instead of .open() operation since this caused userspace regressions" * tag 'vfs-6.10.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs: (39 commits) afs: Fix fileserver rotation getting stuck selftests: add F_DUPDFD_QUERY selftests fcntl: add F_DUPFD_QUERY fcntl() file: add fd_raw cleanup class fs: WARN when f_count resurrection is attempted seq_file: Simplify __seq_puts() seq_file: Optimize seq_puts() proc: Move fdinfo PTRACE_MODE_READ check into the inode .permission operation fs: Create anon_inode_getfile_fmode() xfs: don't call xfs_file_open from xfs_dir_open xfs: drop fop_flags for directories xfs: fix overly long line in the file_operations shmem: Fix shmem_rename2() libfs: Add simple_offset_rename() API libfs: Fix simple_offset_rename_exchange() jffs2: prevent xattr node from overflowing the eraseblock vfs, swap: compile out IS_SWAPFILE() on swapless configs vfs: relax linkat() AT_EMPTY_PATH - aka flink() - requirements fs/direct-io: remove redundant assignment to variable retval fs/dcache: Re-use value stored to dentry->d_flags instead of re-reading ...
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git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfsLinus Torvalds authored
Pull vfs iomap updates from Christian Brauner: "This contains a few cleanups to the iomap code. Nothing particularly stands out" * tag 'vfs-6.10.iomap' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs: iomap: do some small logical cleanup in buffered write iomap: make iomap_write_end() return a boolean iomap: use a new variable to handle the written bytes in iomap_write_iter() iomap: don't increase i_size if it's not a write operation iomap: drop the write failure handles when unsharing and zeroing iomap: convert iomap_writepages to writeack_iter
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git://git.lwn.net/linuxLinus Torvalds authored
Pull documentation updates from Jonathan Corbet: "Another not-too-busy cycle for documentation, including: - Some build-system changes to detect the variable fonts installed by some distributions that can break the PDF build. - Various updates and additions to the Spanish, Chinese, Italian, and Japanese translations. - Update the stable-kernel rules to match modern practice ... and the usual array of corrections, updates, and typo fixes" * tag 'docs-6.10' of git://git.lwn.net/linux: (42 commits) cgroup: Add documentation for missing zswap memory.stat kernel-doc: Added "*" in $type_constants2 to fix 'make htmldocs' warning. docs:core-api: fixed typos and grammar in printk-index page Documentation: tracing: Fix spelling mistakes docs/zh_CN/rust: Update the translation of quick-start to 6.9-rc4 docs/zh_CN/rust: Update the translation of general-information to 6.9-rc4 docs/zh_CN/rust: Update the translation of coding-guidelines to 6.9-rc4 docs/zh_CN/rust: Update the translation of arch-support to 6.9-rc4 docs: stable-kernel-rules: fix typo sent->send docs/zh_CN: remove two inconsistent spaces docs: scripts/check-variable-fonts.sh: Improve commands for detection docs: stable-kernel-rules: create special tag to flag 'no backporting' docs: stable-kernel-rules: explain use of stable@kernel.org (w/o @vger.) docs: stable-kernel-rules: remove code-labels tags and a indention level docs: stable-kernel-rules: call mainline by its name and change example docs: stable-kernel-rules: reduce redundancy docs, kprobes: Add riscv as supported architecture Docs: typos/spelling docs: kernel_include.py: Cope with docutils 0.21 docs: ja_JP/howto: Catch up update in v6.8 ...
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git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmddLinus Torvalds authored
Pull keys updates from Jarkko Sakkinen: - do not overwrite the key expiration once it is set - move key quota updates earlier into key_put(), instead of updating them in key_gc_unused_keys() * tag 'keys-next-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd: keys: Fix overwrite of key expiration on instantiation keys: update key quotas in key_put()
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git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmddLinus Torvalds authored
Pull TPM updates from Jarkko Sakkinen: "These are the changes for the TPM driver with a single major new feature: TPM bus encryption and integrity protection. The key pair on TPM side is generated from so called null random seed per power on of the machine [1]. This supports the TPM encryption of the hard drive by adding layer of protection against bus interposer attacks. Other than that, a few minor fixes and documentation for tpm_tis to clarify basics of TPM localities for future patch review discussions (will be extended and refined over times, just a seed)" Link: https://lore.kernel.org/linux-integrity/20240429202811.13643-1-James.Bottomley@HansenPartnership.com/ [1] * tag 'tpmdd-next-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd: (28 commits) Documentation: tpm: Add TPM security docs toctree entry tpm: disable the TPM if NULL name changes Documentation: add tpm-security.rst tpm: add the null key name as a sysfs export KEYS: trusted: Add session encryption protection to the seal/unseal path tpm: add session encryption protection to tpm2_get_random() tpm: add hmac checks to tpm2_pcr_extend() tpm: Add the rest of the session HMAC API tpm: Add HMAC session name/handle append tpm: Add HMAC session start and end functions tpm: Add TCG mandated Key Derivation Functions (KDFs) tpm: Add NULL primary creation tpm: export the context save and load commands tpm: add buffer function to point to returned parameters crypto: lib - implement library version of AES in CFB mode KEYS: trusted: tpm2: Use struct tpm_buf for sized buffers tpm: Add tpm_buf_read_{u8,u16,u32} tpm: TPM2B formatted buffers tpm: Store the length of the tpm_buf data separately. tpm: Update struct tpm_buf documentation comments ...
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Linus Torvalds authored
Merge tag 'keys-trusted-next-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd Pull trusted keys updates from Jarkko Sakkinen: "This contains a new key type for the Data Co-Processor (DCP), which is an IP core built into many NXP SoCs such as i.mx6ull" * tag 'keys-trusted-next-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd: docs: trusted-encrypted: add DCP as new trust source docs: document DCP-backed trusted keys kernel params MAINTAINERS: add entry for DCP-based trusted keys KEYS: trusted: Introduce NXP DCP-backed trusted keys KEYS: trusted: improve scalability of trust source config crypto: mxs-dcp: Add support for hardware-bound keys
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