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)

• WARM1d [PATCH v19 00/40] DEPT(DEPendency Tracker)
  2026-07-06 06:21 · 8 replies in 7d · Byungchul Park <byungchul@sk.com>

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 netdev (capped at 30), ordered by date desc.

• WARM1d [PATCH v19 31/40] dept: assign unique dept_key to each distinct wait_for_completion() caller
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• WARM1d [PATCH v19 23/40] dept: print staged wait's stacktrace on report
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• WARM1d [PATCH v19 18/40] dept: apply timeout consideration to waitqueue wait
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• WARM1d [PATCH v19 16/40] dept: apply timeout consideration to wait_for_completion()/complete()
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• WARM1d [PATCH v19 15/40] dept: track timeout waits separately with a new Kconfig
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• WARM1d [PATCH v19 12/40] dept: apply sdt_might_sleep_{start,end}() to waitqueue wait
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• WARM1d [PATCH v19 06/40] dept: distinguish each kernel context from another
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• WARM1d REVIEWED: 4 (0M) [PATCH v19 01/40] dept: implement DEPT(DEPendency Tracker)
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COOLING9d [PATCH 2/2] sched: Use WARN_ON.*_DEFERRED()
  2026-06-23 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COOLING9d [PATCH v3 5/7] kernel: Use mutable list iterators
  2026-06-22 · Kaitao Cheng <hidden>
• COLD21d Re: [PATCH net] netpoll: run NAPI poll in softirq context to avoid rq->lock self-deadlock
  2026-06-18 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• COLD30d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• WARM2d [PATCH 17/23] sched/isolation: Extend housekeeping_dereference_check() to cover changes in nohz_full or manged_irqs cpumasks
  2026-04-21 · Waiman Long <longman@redhat.com>
• WARM2d [PATCH 13/23] sched/core: Use RCU to protect access of HK_TYPE_KERNEL_NOISE cpumask
  2026-04-21 · Waiman Long <longman@redhat.com>
• WARM2d [PATCH 07/23] watchdog: Sync up with runtime change of isolated CPUs
  2026-04-21 · Waiman Long <longman@redhat.com>
• WARM2d [PATCH 06/23] rcu/nocbs: Allow runtime changes in RCU NOCBS cpumask
  2026-04-21 · Waiman Long <longman@redhat.com>
• WARM2d [PATCH 04/23] tick/nohz: Allow runtime changes in full dynticks CPUs
  2026-04-21 · Waiman Long <longman@redhat.com>
• WARM2d [PATCH 03/23] tick/nohz: Make nohz_full parameter optional
  2026-04-21 · Waiman Long <longman@redhat.com>
• WARM2d [PATCH 02/23] sched/isolation: Enhance housekeeping_update() to support updating more than one HK cpumask
  2026-04-21 · Waiman Long <longman@redhat.com>
• WARM2d [PATCH 01/23] sched/isolation: Add HK_TYPE_KERNEL_NOISE_BOOT & HK_TYPE_MANAGED_IRQ_BOOT
  2026-04-21 · Waiman Long <longman@redhat.com>
• STALE85d [PATCH 16/61] sched: Prefer IS_ERR_OR_NULL over manual NULL check
  2026-03-10 · Philipp Hahn <hidden>
• STALE122d Re: Stalls when starting a VSOCK listening socket: soft lockups, RCU stalls, timeout
  2026-03-06 · Matthieu Baerts <matttbe@kernel.org>
• STALE122d Re: Stalls when starting a VSOCK listening socket: soft lockups, RCU stalls, timeout
  2026-03-06 · Peter Zijlstra <peterz@infradead.org>
• STALE163d REVIEWED: 2 (2M) [PATCH 30/33] kthread: Honour kthreads preferred affinity after cpuset changes
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• STALE163d [PATCH 19/33] cpuset: Propagate cpuset isolation update to timers through housekeeping
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• STALE163d REVIEWED: 8 (8M) [PATCH 18/33] cpuset: Propagate cpuset isolation update to workqueue through housekeeping
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• STALE163d REVIEWED: 3 (3M) [PATCH 17/33] PCI: Flush PCI probe workqueue on cpuset isolated partition change
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• STALE163d [PATCH 16/33] sched/isolation: Flush vmstat workqueues on cpuset isolated partition change
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• STALE163d REVIEWED: 6 (6M) [PATCH 15/33] sched/isolation: Flush memcg workqueues on cpuset isolated partition change
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• STALE163d REVIEWED: 3 (2M) [PATCH 14/33] cpuset: Update HK_TYPE_DOMAIN cpumask from cpuset
  2026-01-25 · Frederic Weisbecker <frederic@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.

• STALE191d [PATCH 13/33] sched/isolation: Convert housekeeping cpumasks to rcu pointers
  2025-12-24 · Frederic Weisbecker <frederic@kernel.org>
• STALE191d [PATCH 16/33] sched/isolation: Flush vmstat workqueues on cpuset isolated partition change
  2025-12-24 · Frederic Weisbecker <frederic@kernel.org>
• STALE189d [PATCH 3/5] sched_ext: make __bpf_ops_sched_ext_ops const
  2025-12-31 · Caleb Sander Mateos <hidden>
• STALE137d [PATCH 16/33] sched/isolation: Flush vmstat workqueues on cpuset isolated partition change
  2026-01-01 · Frederic Weisbecker <frederic@kernel.org>
• STALE137d [PATCH 19/33] cpuset: Propagate cpuset isolation update to timers through housekeeping
  2026-01-01 · Frederic Weisbecker <frederic@kernel.org>
• STALE163d [PATCH 13/33] sched/isolation: Convert housekeeping cpumasks to rcu pointers
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• STALE163d [PATCH 16/33] sched/isolation: Flush vmstat workqueues on cpuset isolated partition change
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• STALE163d [PATCH 19/33] cpuset: Propagate cpuset isolation update to timers through housekeeping
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• WARM2d [PATCH 01/23] sched/isolation: Add HK_TYPE_KERNEL_NOISE_BOOT & HK_TYPE_MANAGED_IRQ_BOOT
  2026-04-21 · Waiman Long <longman@redhat.com>