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

Since ab93a4bc95 ("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: Hui Su <sh_def@163.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Phil Auld <pauld@redhat.com>
Reviewed-by: Ben Segall <bsegall@google.com>
Link: https://lkml.kernel.org/r/20201030144621.GA96974@rlk
This commit is contained in:
Hui Su 2020-10-30 22:46:21 +08:00 committed by Peter Zijlstra
parent 12fa97c64d
commit cdb310474d
1 changed files with 0 additions and 3 deletions
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3
kernel/sched/fair.c
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@ -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);
}
/*