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

Recent patches

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

• STALE392d Re: BUG: scheduling while atomic with PREEMPT_RT=y and bpf selftests
  2025-06-15 · Bert Karwatzki <hidden>
• STALE414d [PATCH] Documentation: locking: update libc support status of PI futexes
  2024-12-28 · <hidden>
• DORMANTno replies [PATCH RT] Linux v5.10.226-rt118-rc1
  2024-11-09 · Luis Claudio R. Goncalves <hidden>
• DORMANTno replies [ANNOUNCE] v6.11-rc5-rt5
  2024-08-27 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.11-rc3-rt3
  2024-08-16 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.10-rc2-rt3
  2024-06-05 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.9-rc6-rt4
  2024-05-03 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.8.2-rt10
  2024-04-02 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• STALE844d [RFC][PATCH] tracing: Introduce restart_critical_timings()
  2024-03-20 · Steven Rostedt <rostedt@goodmis.org>
• STALE966d [ANNOUNCE] v6.6-rt13
  2023-11-08 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• STALE998d [PATCH RT 07/12] locking/seqlock: Do the lockdep annotation before locking in do_write_seqcount_begin_nested()
  2023-10-18 · Joseph Salisbury <hidden>
• STALE998d REVIEWED: 1 (0M) [PATCH RT 05/12] debugobjects,locking: Annotate debug_object_fill_pool() wait type violation
  2023-10-18 · Joseph Salisbury <hidden>
• STALE998d REVIEWED: 1 (0M) [PATCH RT 02/12] locking/rwbase: Mitigate indefinite writer starvation
  2023-10-18 · Joseph Salisbury <hidden>
• DORMANTno replies [ANNOUNCE] v6.6-rc2-rt3
  2023-09-20 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.5.2-rt8
  2023-09-08 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.5-rt6
  2023-08-31 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.5-rc7-rt4
  2023-08-25 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.4.6-rt8
  2023-07-27 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.4-rt6
  2023-06-26 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.3-rt11
  2023-04-27 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.3-rc5-rt8
  2023-04-06 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• DORMANTno replies [ANNOUNCE] v6.3-rc3-rt5
  2023-03-23 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• STALE1209d LANDED [PATCH v6] locking/rwbase: Mitigate indefinite writer starvation.
  2023-03-21 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• STALE1207d Re: rtmutex, pi_blocked_on, and blk_flush_plug()
  2023-02-20 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• STALE1171d REVIEWED: 1 (1M) [PATCH v5] locking/rwbase: Mitigate indefinite writer starvation
  2023-02-15 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• STALE1243d REVIEWED: 1 (1M) [PATCH v4] locking/rwbase: Mitigate indefinite writer starvation
  2023-01-20 · Mel Gorman <hidden>
• STALE1269d Re: [PATCH v2] locking/rwbase: Prevent indefinite writer starvation
  2023-01-20 · Mel Gorman <hidden>
• STALE1269d Re: [PATCH v2] locking/rwbase: Prevent indefinite writer starvation
  2023-01-18 · Mel Gorman <hidden>
• STALE1269d Re: [PATCH v2] locking/rwbase: Prevent indefinite writer starvation
  2023-01-17 · Mel Gorman <hidden>
• STALE1269d [PATCH v2] locking/rwbase: Prevent indefinite writer starvation
  2023-01-17 · Mel Gorman <hidden>