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-arch (capped at 30), ordered by date desc.

• STALE90d [PATCH v5 6/8] uapi: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers
  2026-04-09 · Thomas Huth <hidden>
• STALE98d [PATCH RESEND v2 4/4]IPC:Added entry in performance tools for new system call
  2026-03-20 · Mathura_Kumar <hidden>
• STALE112d [PATCH v2 4/4]IPC:Added entry in performance tools for new system call
  2026-03-15 · Mathura_Kumar <hidden>
• STALE96d [PATCH v1 4/4] IPC:Added entry in performance tools for new system call
  2026-03-15 · Mathura_Kumar <hidden>
• STALE196d [PATCH 11/11] tools headers: Sync syscall table with kernel sources
  2025-12-22 · Namhyung Kim <namhyung@kernel.org>
• STALE220d [PATCH v4 6/9] uapi: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers
  2025-11-21 · Thomas Huth <hidden>
• STALE438d Re: [PATCH v12 06/28] riscv/mm : ensure PROT_WRITE leads to VM_READ | VM_WRITE
  2025-04-24 · "Arnd Bergmann" <arnd@arndb.de>
• STALE440d LANDED [PATCH 05/10] tools headers: Update the syscall table with the kernel sources
  2025-04-10 · Namhyung Kim <namhyung@kernel.org>
• STALE270d [PATCH 01/41] uapi: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers
  2025-03-14 · Thomas Huth <hidden>
• STALE474d [PATCH RFC v2 14/29] mm: asi: Map non-user buddy allocations as nonsensitive
  2025-01-10 · Brendan Jackman <jackmanb@google.com>
• STALE565d [RFC PATCH 05/28] x86: Define the stack protector guard symbol explicitly
  2024-09-25 · Ard Biesheuvel <hidden>
• STALE697d [PATCH 06/10] tools/include: Sync uapi/asm-generic/unistd.h with the kernel sources
  2024-08-06 · Namhyung Kim <namhyung@kernel.org>
• STALE813d REVIEWED: 3 (2M) [PATCH v2] treewide: Fix common grammar mistake "the the"
  2024-04-11 · Thorsten Blum <hidden>
• STALE813d [PATCH] treewide: Fix common grammar mistake "the the"
  2024-04-11 · Thorsten Blum <hidden>
• STALE848d [PATCH v1 13/13] tools headers: Rename noinline to __noinline
  2024-03-10 · Ian Rogers <irogers@google.com>
• STALE848d [PATCH v1 11/13] tools headers: Sync linux/overflow.h
  2024-03-10 · Ian Rogers <irogers@google.com>
• STALE848d [PATCH v1 08/13] perf arm-spe: Add missing linux/types.h include
  2024-03-10 · Ian Rogers <irogers@google.com>
• STALE848d [PATCH v1 07/13] perf cacheline: Add missing linux/types.h include
  2024-03-10 · Ian Rogers <irogers@google.com>
• STALE848d [PATCH v1 06/13] perf debug: Add missing linux/types.h include
  2024-03-10 · Ian Rogers <irogers@google.com>
• STALE848d [PATCH v1 05/13] perf expr: Tidy up header guard
  2024-03-10 · Ian Rogers <irogers@google.com>
• STALE848d [PATCH v1 04/13] perf expr: Add missing stdbool.h include
  2024-03-10 · Ian Rogers <irogers@google.com>
• STALE848d [PATCH v1 03/13] libperf xyarray: Use correct stddef.h include
  2024-03-10 · Ian Rogers <irogers@google.com>
• STALE848d [PATCH v1 01/13] tools bpf: Synchronize bpf.h with kernel uapi version
  2024-03-10 · Ian Rogers <irogers@google.com>
• STALE909d REVIEWED: 2 (2M) [PATCH v6 11/12] mm/mempolicy: add the mbind2 syscall
  2024-01-03 · Gregory Price <hidden>
• STALE909d REVIEWED: 2 (2M) [PATCH v6 10/12] mm/mempolicy: add get_mempolicy2 syscall
  2024-01-03 · Gregory Price <hidden>
• STALE909d REVIEWED: 2 (2M) [PATCH v6 09/12] mm/mempolicy: add set_mempolicy2 syscall
  2024-01-03 · Gregory Price <hidden>
• STALE1027d [PATCH 1/2] tools headers UAPI: Sync fchmodat2() syscall table entries
  2023-09-11 · Sohil Mehta <hidden>
• STALE1027d [PATCH 2/2] arch: Reserve map_shadow_stack() syscall number for all architectures
  2023-09-11 · Sohil Mehta <hidden>
• STALE1075d [PATCH v4 4/5] tools headers UAPI: Sync files changed by new fchmodat2 syscall
  2023-07-11 · Alexey Gladkov <legion@kernel.org>
• STALE1075d [PATCH v3 4/5] tools headers UAPI: Sync files changed by new fchmodat4 syscall
  2023-07-11 · Alexey Gladkov <legion@kernel.org>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE196d [PATCH 11/11] tools headers: Sync syscall table with kernel sources
  2025-12-22 · Namhyung Kim <namhyung@kernel.org>
• STALE96d [PATCH v1 4/4] IPC:Added entry in performance tools for new system call
  2026-03-15 · Mathura_Kumar <hidden>
• STALE112d [PATCH v2 4/4]IPC:Added entry in performance tools for new system call
  2026-03-15 · Mathura_Kumar <hidden>
• STALE98d [PATCH RESEND v2 4/4]IPC:Added entry in performance tools for new system call
  2026-03-20 · Mathura_Kumar <hidden>
• STALE90d [PATCH v5 6/8] uapi: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers
  2026-04-09 · Thomas Huth <hidden>