pidfd api · Maintained

Maintainers

• M Christian Brauner <christian@brauner.io>

Paths

• F samples/pidfd/
• F tools/testing/selftests/clone3/
• F tools/testing/selftests/pidfd/

Last 30 days

Active reviewers (last 30 days)

• David Hildenbrand (arm) <david@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-07-22
• Lorenzo Stoakes <ljs@kernel.org>
  1 attestation (1 Reviewed-by) · last on 2026-07-22

Recent patches

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

• HOTtoday IN LINUX-NEXT: 25 (25M) [PATCH v2 1/2] selftests/clone3: Fix wild pointer access of getline due to missing init
  2026-07-22 · Chris Gellermann <hidden>
• COOLING13d [RFC PATCH 23/24] selftests/pidfd: cover pidfd spawn builders
  2026-07-16 · Li Chen <hidden>
• WARM2d [PATCH] pidfs: preserve thread pidfds reopened by file handle
  2026-07-16 · Li Chen <hidden>
• COOLING8d [RFC PATCH 6/6] selftests/pidfd: add pidfd_mmap()/pidfd_munmap() tests
  2026-07-10 · Cong Wang <hidden>
• HOTtoday REVIEWED: 25 (25M) [PATCH v2 1/2] selftests/clone3: Fix wild pointer access of getline due to missing init
  2026-06-03 · Chris Gellermann <hidden>
• HOTtoday [PATCH] selftest: Fix UB of getline due to missing var init
  2026-05-26 · Chris Gellermann <hidden>
• STALE63d [PATCH 2/2] selftests/clone3: remove unused variables
  2026-05-24 · Eva Kurchatova <hidden>
• STALE63d [PATCH 1/2] selftests/clone3: fix libcap interface usage
  2026-05-24 · Eva Kurchatova <hidden>
• STALE125d [PATCH v5 2/2] selftests: check pidfd_info->coredump_code correctness
  2026-03-23 · Emanuele Rocca <hidden>
• STALE128d [PATCH v3] pidfds: add coredump_code field to pidfd_info
  2026-03-22 · Emanuele Rocca <hidden>
• DORMANTno replies Re: [PATCH v2] pidfds: add coredump_code field to pidfd_info
  2026-03-21 · Emanuele Rocca <hidden>
• STALE130d [PATCH] pidfds: add coredump_code field to pidfd_info
  2026-03-20 · Emanuele Rocca <hidden>
• STALE84d [PATCH] selftests/clone3: Fix capability dropping by using standard libcap API
  2026-03-10 · Yi Lai <hidden>
• STALE149d [PATCH v5 6/6] selftests/pidfd: add CLONE_PIDFD_AUTOKILL tests
  2026-02-26 · Christian Brauner <brauner@kernel.org>
• STALE149d [PATCH v5 5/6] selftests/pidfd: add CLONE_NNP tests
  2026-02-26 · Christian Brauner <brauner@kernel.org>
• STALE149d [PATCH v5 4/6] selftests/pidfd: add CLONE_AUTOREAP tests
  2026-02-26 · Christian Brauner <brauner@kernel.org>
• DORMANTno replies [PATCH RFC v4 2/2] selftests/pidfd: add inode ownership and permission tests
  2026-02-25 · Christian Brauner <brauner@kernel.org>
• STALE154d [PATCH RFC v3 2/2] selftests/pidfd: add inode ownership and permission tests
  2026-02-23 · Christian Brauner <brauner@kernel.org>
• STALE155d [PATCH v4 4/4] selftests/pidfd: add CLONE_PIDFD_AUTOKILL tests
  2026-02-23 · Christian Brauner <brauner@kernel.org>
• STALE155d [PATCH v4 3/4] selftests/pidfd: add CLONE_AUTOREAP tests
  2026-02-23 · Christian Brauner <brauner@kernel.org>
• STALE161d [PATCH RFC v3 4/4] selftests/pidfd: add CLONE_PIDFD_AUTOKILL tests
  2026-02-17 · Christian Brauner <brauner@kernel.org>
• STALE161d [PATCH RFC v3 3/4] selftests/pidfd: add CLONE_AUTOREAP tests
  2026-02-17 · Christian Brauner <brauner@kernel.org>
• STALE162d [PATCH RFC 2/2] selftests/pidfd: add CLONE_AUTOREAP tests
  2026-02-16 · Christian Brauner <brauner@kernel.org>
• STALE189d LANDED [PATCH v2] selftests/pidfd: fix typo in comment
  2026-01-21 · Ziyu Chen <hidden>
• STALE189d [PATCH] selftests/pidfd: Fix comment typo already covered by spelling.txt
  2026-01-21 · Ziyu Chen <hidden>
• STALE190d [PATCH 3/3] selftests/clone3: Add sys_clone3 wrapper for SPARC
  2026-01-16 · Ludwig Rydberg <hidden>
• STALE223d REVIEWED: 7 (7M) [PATCH v23 8/8] selftests/clone3: Test shadow stack support
  2025-12-18 · Mark Brown <broonie@kernel.org>
• STALE223d REVIEWED: 38 (38M) [PATCH v23 7/8] selftests/clone3: Allow tests to flag if -E2BIG is a valid error code
  2025-12-18 · Mark Brown <broonie@kernel.org>
• STALE223d REVIEWED: 38 (38M) [PATCH v23 6/8] selftests/clone3: Factor more of main loop into test_clone3()
  2025-12-18 · Mark Brown <broonie@kernel.org>
• STALE223d REVIEWED: 38 (38M) [PATCH v23 5/8] selftests/clone3: Remove redundant flushes of output streams
  2025-12-18 · Mark Brown <broonie@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.

• STALE190d [PATCH 3/3] selftests/clone3: Add sys_clone3 wrapper for SPARC
  2026-01-16 · Ludwig Rydberg <hidden>
• STALE162d [PATCH RFC 2/2] selftests/pidfd: add CLONE_AUTOREAP tests
  2026-02-16 · Christian Brauner <brauner@kernel.org>
• STALE161d [PATCH RFC v3 3/4] selftests/pidfd: add CLONE_AUTOREAP tests
  2026-02-17 · Christian Brauner <brauner@kernel.org>
• STALE161d [PATCH RFC v3 4/4] selftests/pidfd: add CLONE_PIDFD_AUTOKILL tests
  2026-02-17 · Christian Brauner <brauner@kernel.org>
• STALE155d [PATCH v4 3/4] selftests/pidfd: add CLONE_AUTOREAP tests
  2026-02-23 · Christian Brauner <brauner@kernel.org>
• STALE155d [PATCH v4 4/4] selftests/pidfd: add CLONE_PIDFD_AUTOKILL tests
  2026-02-23 · Christian Brauner <brauner@kernel.org>
• STALE154d [PATCH RFC v3 2/2] selftests/pidfd: add inode ownership and permission tests
  2026-02-23 · Christian Brauner <brauner@kernel.org>
• DORMANTno replies [PATCH RFC v4 2/2] selftests/pidfd: add inode ownership and permission tests
  2026-02-25 · Christian Brauner <brauner@kernel.org>
• STALE149d [PATCH v5 4/6] selftests/pidfd: add CLONE_AUTOREAP tests
  2026-02-26 · Christian Brauner <brauner@kernel.org>
• STALE149d [PATCH v5 5/6] selftests/pidfd: add CLONE_NNP tests
  2026-02-26 · Christian Brauner <brauner@kernel.org>