6.6-stable review patch. If anyone has any objections, please let me know.
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From: Elliot Berman quic_eberman@quicinc.com
commit 418146e39891ef1fb2284dee4cabbfe616cd21cf upstream.
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 Signed-off-by: Peter Zijlstra (Intel) peterz@infradead.org Link: https://lore.kernel.org/r/20231120-freezer-state-multiple-thaws-v1-2-f2e1dd7... Signed-off-by: Chen Ridong chenridong@huawei.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- kernel/freezer.c | 1 + 1 file changed, 1 insertion(+)
--- a/kernel/freezer.c +++ b/kernel/freezer.c @@ -187,6 +187,7 @@ static int __restore_freezer_state(struc
if (state != TASK_RUNNING) { WRITE_ONCE(p->__state, state); + p->saved_state = TASK_RUNNING; return 1; }