locking primitives · Maintained

Maintainers

• M Peter Zijlstra <peterz@infradead.org>
• M Ingo Molnar <mingo@redhat.com>
• M Will Deacon <will@kernel.org>
• M Boqun Feng <boqun@kernel.org>
• R Waiman Long <longman@redhat.com>

Paths

• F Documentation/locking/
• F arch/*/include/asm/spinlock*.h
• F include/linux/local_lock*.h
• F include/linux/lockdep*.h
• F include/linux/mutex*.h
• F include/linux/rwlock*.h
• F include/linux/rwsem*.h
• F include/linux/seqlock.h
• F include/linux/spinlock*.h
• F kernel/locking/
• F lib/locking*.[ch]
• F rust/helpers/mutex.c
• F rust/helpers/spinlock.c
• F rust/kernel/sync/lock.rs
• F rust/kernel/sync/lock/
• F rust/kernel/sync/locked_by.rs
• X kernel/locking/locktorture.c

Last 30 days

Active reviewers (last 30 days)

• Michal Hocko <mhocko@suse.com>
  2 attestations (2 Acked-by) · last on 2026-09-11
• SJ Park <sj@kernel.org>
  1 attestation (1 Reviewed-by) · last on 2026-09-11
• Lorenzo Stoakes (ARM) <ljs@kernel.org>
  1 attestation (1 Reviewed-by) · last on 2026-09-11
• Oleg Nesterov <oleg@redhat.com>
  1 attestation (1 Reviewed-by) · last on 2026-09-11

Recent patches

Most-recent 16 patches in this subsystem on linux-security-module, ordered by date desc.

• WARM1d REVIEWED: 16 (16M) [PATCH v3 08/15] locking/lockdep: convert process/thread iterators to for_each_*_rculock
  2026-09-11 · Ye Liu <hidden>
• COOLING8d REVIEWED: 4 (4M) [PATCH v2 5/8] kernel: convert process/thread iterators to for_each_*_rculock
  2026-09-07 · Ye Liu <hidden>
• STALE183d [PATCH v2 2/2] tree-wide: rename do_exit() to task_exit()
  2026-03-10 · Christian Brauner <brauner@kernel.org>
• STALE232d [PATCH tip/locking/core 6/6] compiler-context-analysis: Remove __assume_ctx_lock from initializers
  2026-01-19 · Marco Elver <elver@google.com>
• STALE232d [PATCH tip/locking/core 2/6] compiler-context-analysis: Introduce scoped init guards
  2026-01-19 · Marco Elver <elver@google.com>
• STALE234d Re: [PATCH v5 10/36] locking/mutex: Support Clang's context analysis
  2026-01-10 · Marco Elver <elver@google.com>
• STALE234d [PATCH v5 11/36] locking/seqlock: Support Clang's context analysis
  2025-12-19 · Marco Elver <elver@google.com>
• STALE272d Re: [PATCH v4 06/35] cleanup: Basic compatibility with context analysis
  2025-12-15 · Marco Elver <elver@google.com>
• STALE272d [PATCH v4 11/35] locking/seqlock: Support Clang's context analysis
  2025-11-20 · Marco Elver <elver@google.com>
• STALE308d [PATCH v3 11/35] locking/seqlock: Support Clang's capability analysis
  2025-09-18 · Marco Elver <elver@google.com>
• STALE597d REVIEWED: 5 (3M) [PATCH v2] treewide: const qualify ctl_tables where applicable
  2025-01-10 · Joel Granados <joel.granados@kernel.org>
• STALE615d [PATCH] treewide: const qualify ctl_tables where applicable
  2025-01-09 · Joel Granados <joel.granados@kernel.org>
• STALE716d LANDED: 11 (9M) [PATCH v10 1/8] rust: types: add `NotThreadSafe`
  2024-09-15 · Alice Ryhl <aliceryhl@google.com>
• STALE988d Re: [PATCH] kernel: Introduce a write lock/unlock wrapper for tasklist_lock
  2023-12-28 · Matthew Wilcox <willy@infradead.org>
• STALE1182d [PATCH 09/11] sysctl: Remove the end element in sysctl table arrays
  2023-06-21 · Joel Granados <hidden>
• STALE1182d [PATCH 08/11] sysctl: Add size to register_sysctl_init
  2023-06-21 · Joel Granados <hidden>