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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)

• HOTtoday [PATCH v8 0/6] sched: Add support for long task name
  2026-10-30 21:39 · 4 replies in 7d · André Almeida <andrealmeid@igalia.com>
• HOTtoday PENDING · 1 of 13 reviewed [RFC PATCH v2 00/13] entry: Classify very early hardirq entry and return-tail callbacks
  2026-10-28 03:31 · 1 reply in 7d · Karl Mehltretter <hidden>

Active reviewers (last 30 days)

• David Hildenbrand (Arm) <david@kernel.org>
  7 attestations (7 Acked-by) · last on 2026-10-13
• Zi Yan <ziy@nvidia.com>
  6 attestations (3 Acked-by, 3 Reviewed-by) · last on 2026-10-13
• Marc Zyngier <maz@kernel.org>
  3 attestations (3 Acked-by) · last on 2026-10-13
• Claudio Imbrenda <imbrenda@linux.ibm.com>
  3 attestations (3 Acked-by) · last on 2026-10-13
• Anup Patel <anup@brainfault.org>
  3 attestations (3 Acked-by) · last on 2026-10-13
• Steven Rostedt <rostedt@goodmis.org>
  1 attestation (1 Acked-by) · last on 2026-10-30

Recent patches

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

• HOTtoday [PATCH v8 5/6] prctl: Add support for long user thread names
  2026-10-30 · André Almeida <andrealmeid@igalia.com>
• HOTtoday [PATCH v8 4/6] sched: Extend task command name with TASK_COMM_EXT_LEN
  2026-10-30 · André Almeida <andrealmeid@igalia.com>
• HOTtoday REVIEWED: 1 (1M) [PATCH v8 2/6] treewide: Replace memcpy(..., current->comm) with copy_task_comm()
  2026-10-30 · André Almeida <andrealmeid@igalia.com>
• HOTtoday [PATCH v8 1/6] treewide: Get rid of get_task_comm()
  2026-10-30 · André Almeida <andrealmeid@igalia.com>
• HOTtoday [RFC PATCH v2 03/13] sched: Split preempt-count bookkeeping from raw updates
  2026-10-28 · Karl Mehltretter <hidden>
• WARM2d [PATCH v2 04/16] bpf: Mark the BPF trampoline helpers notrace
  2026-10-23 · Song Liu <song@kernel.org>
• COOLING10d [RFC PATCH 01/12] sched: Split preempt-count bookkeeping from raw updates
  2026-10-22 · Karl Mehltretter <hidden>
• COOLING7d [RFC PATCH 2/9] tracing/sched: Add IRQ preemption lifecycle events
  2026-10-22 · Karl Mehltretter <hidden>
• COOLING4d [PATCH bpf-next 7/9] fork: Let the new task point to its mm before uprobes can find it
  2026-10-22 · Alexei Starovoitov <hidden>
• COOLING4d [PATCH bpf-next 6/9] uprobes: Don't sleep on mmap_lock with dup_mmap_sem held in dup_mmap()
  2026-10-22 · Alexei Starovoitov <hidden>
• COLD18d LANDED: 5 (5M) [PATCH v6 28/39] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb()
  2026-10-13 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD18d LANDED: 2 (2M) [PATCH v6 27/39] mm: remove hugetlb_inline.h
  2026-10-13 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD18d LANDED: 1 (1M) [PATCH v6 26/39] mm: remove VMA_IO_BIT check in vma[_flags]_is_mm_managed()
  2026-10-13 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD18d SUPERSEDED: 5 (5M) [PATCH v5 27/38] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb()
  2026-10-09 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD18d SUPERSEDED: 2 (2M) [PATCH v5 26/38] mm: remove hugetlb_inline.h
  2026-10-09 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD18d SUPERSEDED [PATCH v5 25/38] mm: remove VMA_IO_BIT check in vma[_flags]_is_mm_managed()
  2026-10-09 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD22d SUPERSEDED: 5 (5M) [PATCH v4 27/38] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb()
  2026-10-03 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD22d SUPERSEDED: 2 (2M) [PATCH v4 26/38] mm: remove hugetlb_inline.h
  2026-10-03 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD22d SUPERSEDED [PATCH v4 25/38] mm: remove VMA_IO_BIT check in vma[_flags]_is_mm_managed()
  2026-10-03 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD17d [PATCH] tracing/user_events: Fail fork when event state duplication fails
  2026-10-02 · Jeff Barnes <hidden>
• COOLING8d REVIEWED: 1 (1M) [PATCH v2 01/15] sched: Add task enqueue/dequeue trace points
  2026-10-01 · Gabriele Monaco <gmonaco@redhat.com>
• HOTtoday [PATCH v6 03/14] rcu-tasks: Add a Tasks RCU implementation for reader-marked trampolines
  2026-09-29 · Josef Bacik <josef@toxicpanda.com>
• COLD32d REVIEWED: 1 (1M) [PATCH 05/10] sched: Add task enqueue/dequeue trace points
  2026-09-29 · Gabriele Monaco <gmonaco@redhat.com>
• COLD36d SUPERSEDED [PATCH v5 02/13] rcu-tasks: Add a Tasks RCU implementation for reader-marked trampolines
  2026-09-22 · Josef Bacik <josef@toxicpanda.com>
• COLD20d REVIEWED: 4 (4M) [PATCH v4 10/15] sched: convert process/thread iterators to for_each_*_rculock
  2026-09-21 · Ye Liu <hidden>
• COLD43d SUPERSEDED [PATCH RFC v4 02/13] rcu-tasks: Add a Tasks RCU implementation for reader-marked trampolines
  2026-09-18 · Josef Bacik <josef@toxicpanda.com>
• COLD44d [RFC PATCH v2 01/11] ptwrite uprobes: Add infrastructure for ptwrite uprobes
  2026-09-17 · Andi Kleen <ak@kernel.org>
• COLD28d SUPERSEDED: 3 (3M) [PATCH v3 28/40] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb()
  2026-09-17 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD28d SUPERSEDED [PATCH v3 27/40] mm: remove hugetlb_inline.h
  2026-09-17 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD28d SUPERSEDED [PATCH v3 26/40] mm: remove VMA_IO_BIT check in vma[_flags]_is_kernel_owned()
  2026-09-17 · Lorenzo Stoakes (ARM) <ljs@kernel.org>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE157d REVIEWED: 1 (0M) [PATCH v16 03/20] unwind_user/sframe: Store .sframe section data in per-mm maple tree +19 more in this series
  2026-05-21 · Jens Remus <hidden> · 1 Reviewed-by
• COLD32d REVIEWED: 1 (1M) [PATCH 05/10] sched: Add task enqueue/dequeue trace points +9 more in this series
  2026-09-29 · Gabriele Monaco <gmonaco@redhat.com> · 1 Reviewed-by
• COOLING8d REVIEWED: 1 (1M) [PATCH v2 01/15] sched: Add task enqueue/dequeue trace points +14 more in this series
  2026-10-01 · Gabriele Monaco <gmonaco@redhat.com> · 1 Reviewed-by

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.

• STALE100d [RFC PATCH 2/7] mm: dispatch __mmput() to an mm_reaper kthread via llist +6 more in this series
  2026-07-19 · Aditya Sharma <hidden>
• COLD21d [PATCH v7 1/6] treewide: Get rid of get_task_comm() +5 more in this series
  2026-09-12 · André Almeida <andrealmeid@igalia.com>