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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-02 11:39:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-02 11:39:10 -0700 |
| commit | 65bfd707fd9807586b970bdad85fc23c83b65521 (patch) | |
| tree | b89ad56cb40afe2ac2c19a39c0501c6e1c38de37 | |
| parent | e1f05cd3fc71f14a63015143bf7fa5a7e3731aec (diff) | |
| parent | 1842bf97af109f5ebf830175c9725bf81ebb78b1 (diff) | |
Merge tag 'sched-urgent-2026-08-02' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fix from Ingo Molnar:
- Fix wakeups of deferred DL servers to be actually deferred (Gabriele
Monaco)
* tag 'sched-urgent-2026-08-02' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/deadline: Use revised wakeup rule only for running dl_server
| -rw-r--r-- | kernel/sched/deadline.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index 0f858b98c9aa..200300043fa5 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -1017,7 +1017,8 @@ static void update_dl_entity(struct sched_dl_entity *dl_se) if (dl_time_before(dl_se->deadline, rq_clock(rq)) || dl_entity_overflow(dl_se, rq_clock(rq))) { - if (unlikely((!dl_is_implicit(dl_se) || dl_se->dl_defer) && + if (unlikely((!dl_is_implicit(dl_se) || + (dl_se->dl_defer && dl_se->dl_defer_running)) && !dl_time_before(dl_se->deadline, rq_clock(rq)) && !is_dl_boosted(dl_se))) { update_dl_revised_wakeup(dl_se, rq); |