Commit cdb31047 authored by Hui Su's avatar Hui Su Committed by Peter Zijlstra
Browse files

sched/fair: Remove superfluous lock section in do_sched_cfs_slack_timer() 



Since ab93a4bc ("sched/fair: Remove distribute_running fromCFS
bandwidth"), there is nothing to protect between
raw_spin_lock_irqsave/store() in do_sched_cfs_slack_timer().

Signed-off-by: default avatarHui Su <sh_def@163.com>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: default avatarPhil Auld <pauld@redhat.com>
Reviewed-by: default avatarBen Segall <bsegall@google.com>
Link: https://lkml.kernel.org/r/20201030144621.GA96974@rlk
parent 12fa97c6

kernel/sched/fair.c

+0 −3
Original line number Diff line number Diff line
@@ -5126,9 +5126,6 @@ static void do_sched_cfs_slack_timer(struct cfs_bandwidth *cfs_b) 
		return;



	distribute_cfs_runtime(cfs_b);



	raw_spin_lock_irqsave(&cfs_b->lock, flags);

	raw_spin_unlock_irqrestore(&cfs_b->lock, flags);

}



/*