scheduler · Maintained

Maintainers

• M Ingo Molnar <mingo@redhat.com>
• M Peter Zijlstra <peterz@infradead.org>
• M Juri Lelli <juri.lelli@redhat.com>
• M Vincent Guittot <vincent.guittot@linaro.org>
• R Dietmar Eggemann <dietmar.eggemann@arm.com>
• R Steven Rostedt <rostedt@goodmis.org>
• R Ben Segall <bsegall@google.com>
• R Mel Gorman <mgorman@suse.de>
• R Valentin Schneider <vschneid@redhat.com>
• R K Prateek Nayak <kprateek.nayak@amd.com>

Paths

• F include/linux/preempt.h
• F include/linux/sched.h
• F include/linux/wait.h
• F include/uapi/linux/sched.h
• F kernel/fork.c
• F kernel/sched/
• F tools/sched/

Last 30 days

Most active threads (last 7 days)

• WARM3d [RFC PATCH 00/24] pidfd: add a minimal process spawn builder
  2026-07-16 14:40 · 4 replies in 7d · Li Chen <hidden>

Active reviewers (last 30 days)

• Harry Yoo <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Gwan-gyeong Mun <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Yunseong Kim <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Yeoreum Yun <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Vlad Poenaru <hidden>
  1 attestation (1 Reported-by) · last on 2026-06-23

Recent patches

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

• WARM3d [RFC PATCH 13/24] fork: let new tasks start with task work
  2026-07-16 · Li Chen <hidden>
• WARM3d [RFC PATCH 12/24] fork: let kernel callers create embryonic tasks
  2026-07-16 · Li Chen <hidden>
• WARM3d [RFC PATCH 09/24] fork: let process builders supply preallocated pids
  2026-07-16 · Li Chen <hidden>
• WARM3d [RFC PATCH 07/24] fork: expose vfork completion helper
  2026-07-16 · Li Chen <hidden>
• COOLING8d [PATCH v3 18/26] sched/core: Annotate runqueues into meminspect
  2026-07-08 · Mukesh Ojha <hidden>
• COOLING8d [PATCH v3 08/26] kernel/fork: Annotate static information into meminspect
  2026-07-08 · Mukesh Ojha <hidden>
• COOLING7d [PATCH v19 31/40] dept: assign unique dept_key to each distinct wait_for_completion() caller
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COOLING7d [PATCH v19 23/40] dept: print staged wait's stacktrace on report
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COOLING7d [PATCH v19 18/40] dept: apply timeout consideration to waitqueue wait
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COOLING7d [PATCH v19 16/40] dept: apply timeout consideration to wait_for_completion()/complete()
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COOLING7d [PATCH v19 15/40] dept: track timeout waits separately with a new Kconfig
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COOLING7d [PATCH v19 12/40] dept: apply sdt_might_sleep_{start,end}() to waitqueue wait
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COOLING7d [PATCH v19 06/40] dept: distinguish each kernel context from another
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COOLING7d REVIEWED: 4 (0M) [PATCH v19 01/40] dept: implement DEPT(DEPendency Tracker)
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COLD19d [PATCH v4] coredump: Add /proc/<pid>/coredump_pre_exit for pre-exit before dumping
  2026-06-24 · Xin Zhao <hidden>
• COLD18d [PATCH 2/2] sched: Use WARN_ON.*_DEFERRED()
  2026-06-23 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD44d [PATCH v3 10/13] preempt: Introduce HAS_SEPARATE_PREEMPT_RESCHED_BITS
  2026-06-05 · Boqun Feng <boqun@kernel.org>
• COLD44d [PATCH v3 09/13] sched: Avoid signed comparison of preempt_count() in __cant_migrate()
  2026-06-05 · Boqun Feng <boqun@kernel.org>
• COLD44d [PATCH v3 08/13] sched: Remove the unused preempt_offset parameter of __cant_sleep()
  2026-06-05 · Boqun Feng <boqun@kernel.org>
• COLD44d [PATCH v3 05/13] irq & spin_lock: Add counted interrupt disabling/enabling
  2026-06-05 · Boqun Feng <boqun@kernel.org>
• COLD44d [PATCH v3 02/13] preempt: Introduce HARDIRQ_DISABLE_BITS
  2026-06-05 · Boqun Feng <boqun@kernel.org>
• COLD44d [PATCH v3 01/13] preempt: Track NMI nesting to separate per-CPU counter
  2026-06-05 · Boqun Feng <boqun@kernel.org>
• COLD45d [PATCH v2 10/12] preempt: Introduce HAS_SEPARATE_PREEMPT_RESCHED_BITS
  2026-05-26 · Boqun Feng <boqun@kernel.org>
• COLD45d [PATCH v2 09/12] sched: Avoid signed comparison of preempt_count() in __cant_migrate()
  2026-05-26 · Boqun Feng <boqun@kernel.org>
• COLD45d [PATCH v2 08/12] sched: Remove the unused preempt_offset parameter of __cant_sleep()
  2026-05-26 · Boqun Feng <boqun@kernel.org>
• COLD45d [PATCH v2 05/12] irq & spin_lock: Add counted interrupt disabling/enabling
  2026-05-26 · Boqun Feng <boqun@kernel.org>
• COLD45d [PATCH v2 02/12] preempt: Introduce HARDIRQ_DISABLE_BITS
  2026-05-26 · Boqun Feng <boqun@kernel.org>
• COLD45d [PATCH v2 01/12] preempt: Track NMI nesting to separate per-CPU counter
  2026-05-26 · Boqun Feng <boqun@kernel.org>
• COLD39d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE68d [PATCH 10/11] preempt: Introduce PREEMPT_COUNT_64BIT
  2026-05-08 · Boqun Feng <boqun@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.

• COLD59d [PATCH v2 07/25] kernel/fork: Annotate static information into meminspect
  2026-03-10 · Mukesh Ojha <hidden>
• COLD59d [PATCH v2 17/25] sched/core: Annotate runqueues into meminspect
  2026-03-10 · Mukesh Ojha <hidden>
• STALE101d [PATCH v5 6/8] uapi: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers
  2026-04-09 · Thomas Huth <hidden>
• STALE84d [PATCH v3 2/3] kasan: skip HW tagging for all kernel thread stacks
  2026-04-24 · Dev Jain <dev.jain@arm.com>
• STALE68d [PATCH 05/11] irq & spin_lock: Add counted interrupt disabling/enabling
  2026-05-08 · Boqun Feng <boqun@kernel.org>
• STALE68d [PATCH 08/11] sched: Remove the unused preempt_offset parameter of __cant_sleep()
  2026-05-08 · Boqun Feng <boqun@kernel.org>
• STALE68d [PATCH 09/11] sched: Avoid signed comparison of preempt_count() in __cant_migrate()
  2026-05-08 · Boqun Feng <boqun@kernel.org>
• STALE68d [PATCH 10/11] preempt: Introduce PREEMPT_COUNT_64BIT
  2026-05-08 · Boqun Feng <boqun@kernel.org>
• COLD45d [PATCH v2 02/12] preempt: Introduce HARDIRQ_DISABLE_BITS
  2026-05-26 · Boqun Feng <boqun@kernel.org>
• COLD45d [PATCH v2 08/12] sched: Remove the unused preempt_offset parameter of __cant_sleep()
  2026-05-26 · Boqun Feng <boqun@kernel.org>