performance events subsystem · Supported

Maintainers

• M Peter Zijlstra <peterz@infradead.org>
• M Ingo Molnar <mingo@redhat.com>
• M Arnaldo Carvalho de Melo <acme@kernel.org>
• M Namhyung Kim <namhyung@kernel.org>
• R Mark Rutland <mark.rutland@arm.com>
• R Alexander Shishkin <alexander.shishkin@linux.intel.com>
• R Jiri Olsa <jolsa@kernel.org>
• R Ian Rogers <irogers@google.com>
• R Adrian Hunter <adrian.hunter@intel.com>
• R James Clark <james.clark@linaro.org>

Paths

• F arch/*/events/*
• F arch/*/events/*/*
• F arch/*/include/asm/perf_event.h
• F arch/*/kernel/*/*/perf_event*.c
• F arch/*/kernel/*/perf_event*.c
• F arch/*/kernel/perf_callchain.c
• F arch/*/kernel/perf_event*.c
• F include/linux/perf_event.h
• F include/uapi/linux/perf_event.h
• F kernel/events/*
• F tools/lib/perf/
• F tools/perf/

Last 30 days

Recent patches

Most-recent 30 patches in this subsystem on linux-alpha (capped at 30), ordered by date desc.

• STALE311d [PATCH 18/19] perf: Introduce positive capability for raw events
  2025-08-13 · Robin Murphy <robin.murphy@arm.com>
• STALE311d [PATCH 17/19] perf: Retire PERF_PMU_CAP_NO_INTERRUPT
  2025-08-13 · Robin Murphy <robin.murphy@arm.com>
• STALE311d [PATCH 16/19] perf: Introduce positive capability for sampling
  2025-08-13 · Robin Murphy <robin.murphy@arm.com>
• STALE311d [PATCH 13/19] perf: Add helper for checking grouped events
  2025-08-13 · Robin Murphy <robin.murphy@arm.com>
• STALE471d [PATCH RFC v2 14/29] mm: asi: Map non-user buddy allocations as nonsensitive
  2025-01-10 · Brendan Jackman <jackmanb@google.com>
• STALE1024d [PATCH 1/2] tools headers UAPI: Sync fchmodat2() syscall table entries
  2023-09-11 · Sohil Mehta <hidden>
• STALE1024d [PATCH 2/2] arch: Reserve map_shadow_stack() syscall number for all architectures
  2023-09-11 · Sohil Mehta <hidden>
• STALE1072d [PATCH v4 4/5] tools headers UAPI: Sync files changed by new fchmodat2 syscall
  2023-07-11 · Alexey Gladkov <legion@kernel.org>
• STALE1072d [PATCH v3 4/5] tools headers UAPI: Sync files changed by new fchmodat4 syscall
  2023-07-11 · Alexey Gladkov <legion@kernel.org>
• STALE1005d REVIEWED: 1 (0M) [PATCH v2] syscalls: Cleanup references to sys_lookup_dcookie()
  2023-07-10 · Sohil Mehta <hidden>
• STALE1005d [PATCH] syscalls: Cleanup references to sys_lookup_dcookie()
  2023-06-28 · Sohil Mehta <hidden>
• STALE1598d [PATCH][next] treewide: Replace zero-length arrays with flexible-array members
  2022-02-15 · "Gustavo A. R. Silva" <gustavoars@kernel.org>
• STALE1656d [PATCH 16/17] tools/bitmap: sync bitmap_weight
  2021-12-18 · Yury Norov <yury.norov@gmail.com>
• STALE1656d [PATCH 04/17] all: replace bitmap_weight with bitmap_empty where appropriate
  2021-12-18 · Yury Norov <yury.norov@gmail.com>
• STALE1662d [PATCH 4/9] tools: sync bitmap_weight() usage with the kernel
  2021-11-28 · Yury Norov <yury.norov@gmail.com>
• STALE1830d [CFT][PATCH] exit/bdflush: Remove the deprecated bdflush system call
  2021-06-29 · Eric W. Biederman <hidden>
• STALE2092d [PATCH 3/5] fs: remove compat_sys_mount
  2020-09-17 · Christoph Hellwig <hch@lst.de>
• STALE2207d REVIEWED: 12 (11M) [PATCH v3] All arch: remove system call sys_sysctl
  2020-06-16 · Xiaoming Ni <hidden>
• STALE2213d [PATCH v2] All arch: remove system call sys_sysctl
  2020-06-11 · Xiaoming Ni <hidden>
• STALE2544d [PATCH v2 4/4] tools: Add fchmodat4
  2019-07-17 · Palmer Dabbelt <hidden>
• DORMANTno replies [PATCH] [RFC] Remove bdflush syscall stub
  2019-05-28 · Cyril Hrubis <chrubis@suse.cz>
• STALE2721d [PATCH v5 12/12] perf/core: remove unused perf_flags
  2019-01-10 · Andrew Murray <hidden>
• STALE2721d [PATCH v5 03/12] perf/core: add PERF_PMU_CAP_NO_EXCLUDE for exclusion incapable PMUs
  2019-01-10 · Andrew Murray <hidden>
• STALE2721d [PATCH v5 02/12] perf/core: add function to test for event exclusion flags
  2019-01-10 · Andrew Murray <hidden>
• STALE2721d [PATCH v5 01/12] perf/doc: update design.txt for exclude_{host|guest} flags
  2019-01-10 · Andrew Murray <hidden>
• STALE2732d [PATCH v4 12/13] perf/core: remove unused perf_flags
  2019-01-07 · Andrew Murray <hidden>
• STALE2732d [PATCH v4 03/13] perf/core: add PERF_PMU_CAP_NO_EXCLUDE for exclusion incapable PMUs
  2019-01-07 · Andrew Murray <hidden>
• STALE2732d [PATCH v4 02/13] perf/core: add function to test for event exclusion flags
  2019-01-07 · Andrew Murray <hidden>
• STALE2732d [PATCH v4 01/13] perf/doc: update design.txt for exclude_{host|guest} flags
  2019-01-07 · Andrew Murray <hidden>
• DORMANTno replies [PATCH V3 2/2] Tools: Replace open encodings for NUMA_NO_NODE
  2018-12-18 · Anshuman Khandual <hidden>