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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-12-10 11:09:16 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-12-10 11:09:16 -0800 |
| commit | 3a87498869d6d1e7347cd01f337a77984604eb5e (patch) | |
| tree | 37b338bbacdf4d26bd5ddc82e0c93e1d1b1e4b85 | |
| parent | 537ccb5d28d6f398215e7f578e46ee7836f5ac47 (diff) | |
| parent | 23ab79e8e469e2605beec2e3ccb40d19c68dd2e0 (diff) | |
Merge tag 'sched_urgent_for_v6.7_rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fix from Borislav Petkov:
- Make sure tasks are thawed exactly and only once to avoid their state
getting corrupted
* tag 'sched_urgent_for_v6.7_rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
freezer,sched: Do not restore saved_state of a thawed task
| -rw-r--r-- | kernel/freezer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/freezer.c b/kernel/freezer.c index c450fa8b8b5e..759006a9a910 100644 --- a/kernel/freezer.c +++ b/kernel/freezer.c @@ -201,7 +201,7 @@ void __thaw_task(struct task_struct *p) if (WARN_ON_ONCE(freezing(p))) goto unlock; - if (task_call_func(p, __restore_freezer_state, NULL)) + if (!frozen(p) || task_call_func(p, __restore_freezer_state, NULL)) goto unlock; wake_up_state(p, TASK_FROZEN); |