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(parent: 73ec89a) | patch
sched: Detect per-class runqueue changes
authorPeter Zijlstra <peterz@infradead.org>
Wed, 1 Oct 2025 13:50:15 +0000 (15:50 +0200)
committerPeter Zijlstra <peterz@infradead.org>
Thu, 16 Oct 2025 09:13:55 +0000 (11:13 +0200)
commit1e900f415c6082cd4bcdae4c92515d21fb389473
treefb9ce0ff87f639b50dab4cfc6d7ff23deec07caetree
parent73ec89a1ce4bce98f74b6520a95e64cd9986aae5commit | diff
sched: Detect per-class runqueue changes

Have enqueue/dequeue set a per-class bit in rq->queue_mask. This then
enables easy tracking of which runqueues are modified over a
lock-break.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Tejun Heo <tj@kernel.org>
kernel/sched/core.c diff | blob | history
kernel/sched/deadline.c diff | blob | history
kernel/sched/ext.c diff | blob | history
kernel/sched/fair.c diff | blob | history
kernel/sched/idle.c diff | blob | history
kernel/sched/rt.c diff | blob | history
kernel/sched/sched.h diff | blob | history
kernel/sched/stop_task.c diff | blob | history
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