Commit 418146e3 authored by Elliot Berman's avatar Elliot Berman Committed by Peter Zijlstra
Browse files

freezer,sched: Clean saved_state when restoring it during thaw 



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: default avatarElliot Berman <quic_eberman@quicinc.com>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20231120-freezer-state-multiple-thaws-v1-2-f2e1dd7ce5a2@quicinc.com
parent 5068d840

kernel/freezer.c

+1 −0
Original line number Diff line number Diff line
@@ -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;

	}