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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-10-01 09:38:05 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-10-01 09:38:05 -0700 |
| commit | c5ecffe6d3e438dd7094ac37461e77960269aff0 (patch) | |
| tree | 34cb8af98890c5f6b1a5834cfd80e3d7e0bafa6c | |
| parent | 3a38c57a87aeb5c6d71a1b6dd572569112dbce38 (diff) | |
| parent | fc09027786c900368de98d03d40af058bcb01ad9 (diff) | |
| download | vfs-c5ecffe6d3e438dd7094ac37461e77960269aff0.tar.gz | |
Merge tag 'sched-urgent-2023-10-01' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fix from Ingo Molnar:
"Fix a RT tasks related lockup/live-lock during CPU offlining"
* tag 'sched-urgent-2023-10-01' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/rt: Fix live lock between select_fallback_rq() and RT push
| -rw-r--r-- | kernel/sched/cpupri.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/sched/cpupri.c b/kernel/sched/cpupri.c index a286e726eb4b8..42c40cfdf8363 100644 --- a/kernel/sched/cpupri.c +++ b/kernel/sched/cpupri.c @@ -101,6 +101,7 @@ static inline int __cpupri_find(struct cpupri *cp, struct task_struct *p, if (lowest_mask) { cpumask_and(lowest_mask, &p->cpus_mask, vec->mask); + cpumask_and(lowest_mask, lowest_mask, cpu_active_mask); /* * We have to ensure that we have at least one bit |