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authorLinus Torvalds <torvalds@linux-foundation.org>2025-10-19 04:59:43 -1000
committerLinus Torvalds <torvalds@linux-foundation.org>2025-10-19 04:59:43 -1000
commitd9043c79ba68a089f95bb4344ab0232c3585f9f1 (patch)
tree929385ff91ab684be6b7e7e8682d4f5a2fcae218 /kernel/sched/core.c
parentMerge tag 'perf_urgent_for_v6.18_rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (diff)
parentsched/fair: Fix pelt lost idle time detection (diff)
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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/core.c')
-rw-r--r--kernel/sched/core.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 198d2dd45f59..f1ebf67b48e2 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -8571,10 +8571,12 @@ int sched_cpu_dying(unsigned int cpu)
sched_tick_stop(cpu);
rq_lock_irqsave(rq, &rf);
+ update_rq_clock(rq);
if (rq->nr_running != 1 || rq_has_pinned_tasks(rq)) {
WARN(true, "Dying CPU not properly vacated!");
dump_rq_tasks(rq, KERN_WARNING);
}
+ dl_server_stop(&rq->fair_server);
rq_unlock_irqrestore(rq, &rf);
calc_load_migrate(rq);