Messages in this thread Patch in this message | | | Date | Fri, 30 Oct 2020 22:46:21 +0800 | From | Hui Su <> | Subject | [PATCH] sched/fair: remove the spin_lock operations |
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Since 'ab93a4bc955b ("sched/fair: Remove distribute_running fromCFS bandwidth")',there is nothing to protect between raw_spin_lock_irqsave/store() in do_sched_cfs_slack_timer().
So remove it.
Signed-off-by: Hui Su <sh_def@163.com> --- kernel/sched/fair.c | 3 --- 1 file changed, 3 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 290f9e38378c..5ecbf5e63198 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -5105,9 +5105,6 @@ 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); } /* -- 2.29.0
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