| Message ID | 20231120-freezer-state-multiple-thaws-v1-2-f2e1dd7ce5a2@quicinc.com (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | freezer,sched: do not restore saved_state of a thawed task | expand |
diff --git a/kernel/freezer.c b/kernel/freezer.c index 759006a9a910..f57aaf96b829 100644 --- a/kernel/freezer.c +++ b/kernel/freezer.c @@ -187,6 +187,7 @@ static int __restore_freezer_state(struct task_struct *p, void *arg) if (state != TASK_RUNNING) { WRITE_ONCE(p->__state, state); + p->saved_state = TASK_RUNNING; return 1; }
Clean saved_state after using it during thaw. Cleaning the saved_state allows us to avoid some unnecessary branches in ttwu_state_match. Signed-off-by: Elliot Berman <quic_eberman@quicinc.com> --- kernel/freezer.c | 1 + 1 file changed, 1 insertion(+)