tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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Merge tag 'sched-urgent-2026-04-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler fix from Ingo Molnar:
"Fix DL server related slowdown to deferred fair tasks"

* tag 'sched-urgent-2026-04-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/deadline: Use revised wakeup rule for dl_server

Linus Torvalds 02640d88 d7135812

+1 -1
+1 -1
kernel/sched/deadline.c
··· 1027 1027 if (dl_time_before(dl_se->deadline, rq_clock(rq)) || 1028 1028 dl_entity_overflow(dl_se, rq_clock(rq))) { 1029 1029 1030 - if (unlikely(!dl_is_implicit(dl_se) && 1030 + if (unlikely((!dl_is_implicit(dl_se) || dl_se->dl_defer) && 1031 1031 !dl_time_before(dl_se->deadline, rq_clock(rq)) && 1032 1032 !is_dl_boosted(dl_se))) { 1033 1033 update_dl_revised_wakeup(dl_se, rq);