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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2025-10-19 04:59:43 -1000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2025-10-19 04:59:43 -1000 |
| commit | d9043c79ba68a089f95bb4344ab0232c3585f9f1 (patch) | |
| tree | 929385ff91ab684be6b7e7e8682d4f5a2fcae218 /kernel/sched/deadline.c | |
| parent | 343b4b44a10f6e383bd829ba130024cfde2a08d4 (diff) | |
| parent | 17e3e88ed0b6318fde0d1c14df1a804711cab1b5 (diff) | |
Merge tag 'sched_urgent_for_v6.18_rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Borislav Petkov:
- Make sure the check for lost pelt idle time is done unconditionally
to have correct lost idle time accounting
- Stop the deadline server task before a CPU goes offline
* tag 'sched_urgent_for_v6.18_rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/fair: Fix pelt lost idle time detection
sched/deadline: Stop dl_server before CPU goes offline
Diffstat (limited to 'kernel/sched/deadline.c')
| -rw-r--r-- | kernel/sched/deadline.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index 615411a0a881..7b7671060bf9 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -1582,6 +1582,9 @@ void dl_server_start(struct sched_dl_entity *dl_se) if (!dl_server(dl_se) || dl_se->dl_server_active) return; + if (WARN_ON_ONCE(!cpu_online(cpu_of(rq)))) + return; + dl_se->dl_server_active = 1; enqueue_dl_entity(dl_se, ENQUEUE_WAKEUP); if (!dl_task(dl_se->rq->curr) || dl_entity_preempt(dl_se, &rq->curr->dl)) |