proc filesystem · Maintained

Paths

• F Documentation/filesystems/proc.rst
• F fs/proc/
• F include/linux/proc_fs.h
• F tools/testing/selftests/proc/

Last 30 days

Most active threads (last 7 days)

• WARM2d [PATCH v2 0/3] pidfd: add task path ioctls
  2026-08-31 02:59 · 1 reply in 7d · Chen Linxuan <hidden>

Recent patches

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

• WARM2d [PATCH v2 1/3] fs: Introduce task path helpers
  2026-08-31 · Chen Linxuan <hidden>
• COOLING6d [PATCH v5 4/6] sched: Extend task command name with TASK_COMM_EXT_LEN
  2026-08-27 · André Almeida <andrealmeid@igalia.com>
• COOLING6d [PATCH v5 1/6] treewide: Get rid of get_task_comm()
  2026-08-27 · André Almeida <andrealmeid@igalia.com>
• COLD51d [PATCH v4 4/6] sched: Extend task command name with TASK_COMM_EXT_LEN
  2026-07-17 · André Almeida <andrealmeid@igalia.com>
• COLD51d [PATCH v4 1/6] treewide: Get rid of get_task_comm()
  2026-07-17 · André Almeida <andrealmeid@igalia.com>
• HOTtoday [RFC PATCH 15/24] fork: keep embryonic tasks hidden until exec completes
  2026-07-16 · Li Chen <hidden>
• STALE69d [RFC PATCH 2/3] fs: support tasks with a null root or cwd
  2026-06-29 · John Ericson <hidden>
• STALE86d [PATCH v3 5/7] sched: Extend task command name with TASK_COMM_EXT_LEN
  2026-06-12 · André Almeida <andrealmeid@igalia.com>
• STALE86d [PATCH v3 2/7] treewide: Get rid of get_task_comm()
  2026-06-12 · André Almeida <andrealmeid@igalia.com>
• STALE100d [PATCH v2 4/6] sched: Extend task command name to 64 bytes
  2026-05-24 · André Almeida <andrealmeid@igalia.com>
• STALE100d [PATCH v2 2/6] treewide: Get rid of get_task_comm()
  2026-05-24 · André Almeida <andrealmeid@igalia.com>
• STALE109d [PATCH 4/6] sched: Extend task command name to 64 bytes
  2026-05-17 · André Almeida <andrealmeid@igalia.com>
• STALE109d [PATCH 2/6] treewide: Get rid of get_task_comm()
  2026-05-17 · André Almeida <andrealmeid@igalia.com>
• STALE356d LANDED [PATCH v4 4/4] selftests/proc: add tests for new pidns APIs
  2025-08-05 · Aleksa Sarai <hidden>
• STALE356d [PATCH v4 3/4] procfs: add PROCFS_GET_PID_NAMESPACE ioctl
  2025-08-05 · Aleksa Sarai <hidden>
• STALE356d LANDED [PATCH v4 2/4] procfs: add "pidns" mount option
  2025-08-05 · Aleksa Sarai <hidden>
• DORMANTno replies [PATCH v3 4/4] selftests/proc: add tests for new pidns APIs
  2025-07-24 · Aleksa Sarai <hidden>
• STALE409d [PATCH v3 3/4] procfs: add PROCFS_GET_PID_NAMESPACE ioctl
  2025-07-24 · Aleksa Sarai <hidden>
• STALE409d [PATCH v3 2/4] procfs: add "pidns" mount option
  2025-07-24 · Aleksa Sarai <hidden>
• STALE402d [PATCH RFC v2 4/4] selftests/proc: add tests for new pidns APIs
  2025-07-22 · Aleksa Sarai <hidden>
• STALE402d [PATCH RFC v2 3/4] procfs: add PROCFS_GET_PID_NAMESPACE ioctl
  2025-07-22 · Aleksa Sarai <hidden>
• STALE402d [PATCH RFC v2 2/4] procfs: add "pidns" mount option
  2025-07-22 · Aleksa Sarai <hidden>
• STALE409d [PATCH RFC 4/4] selftests/proc: add tests for new pidns APIs
  2025-07-21 · Aleksa Sarai <hidden>
• STALE409d [PATCH RFC 3/4] procfs: add PROCFS_GET_PID_NAMESPACE ioctl
  2025-07-21 · Aleksa Sarai <hidden>
• STALE409d [PATCH RFC 2/4] procfs: add pidns= mount option
  2025-07-21 · Aleksa Sarai <hidden>
• STALE321d [PATCH v3 19/20] fs/proc/task_mmu: remove per-page mapcount dependency for smaps/smaps_rollup (CONFIG_NO_PAGE_MAPCOUNT)
  2025-03-03 · David Hildenbrand <hidden>
• STALE321d [PATCH v3 20/20] mm: stop maintaining the per-page mapcount of large folios (CONFIG_NO_PAGE_MAPCOUNT)
  2025-03-03 · David Hildenbrand <hidden>
• STALE321d [PATCH v3 18/20] fs/proc/task_mmu: remove per-page mapcount dependency for "mapmax" (CONFIG_NO_PAGE_MAPCOUNT)
  2025-03-03 · David Hildenbrand <hidden>
• STALE321d [PATCH v3 17/20] fs/proc/task_mmu: remove per-page mapcount dependency for PM_MMAP_EXCLUSIVE (CONFIG_NO_PAGE_MAPCOUNT)
  2025-03-03 · David Hildenbrand <hidden>
• STALE321d [PATCH v3 16/20] fs/proc/page: remove per-page mapcount dependency for /proc/kpagecount (CONFIG_NO_PAGE_MAPCOUNT)
  2025-03-03 · David Hildenbrand <hidden>

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.

• STALE86d [PATCH v3 2/7] treewide: Get rid of get_task_comm()
  2026-06-12 · André Almeida <andrealmeid@igalia.com>
• STALE86d [PATCH v3 5/7] sched: Extend task command name with TASK_COMM_EXT_LEN
  2026-06-12 · André Almeida <andrealmeid@igalia.com>
• HOTtoday [RFC PATCH 15/24] fork: keep embryonic tasks hidden until exec completes
  2026-07-16 · Li Chen <hidden>
• COLD51d [PATCH v4 1/6] treewide: Get rid of get_task_comm()
  2026-07-17 · André Almeida <andrealmeid@igalia.com>
• COLD51d [PATCH v4 4/6] sched: Extend task command name with TASK_COMM_EXT_LEN
  2026-07-17 · André Almeida <andrealmeid@igalia.com>