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| author |  Hui Su <sh_def@163.com>
| 2020-10-30 22:46:21 +0800 |
|---|---|---|
| committer |  Peter Zijlstra <peterz@infradead.org>
| 2020-11-10 18:39:05 +0100 |
| commit | cdb310474dece99985e4cdd2b96b1324e39c1c9d (patch) | |
| tree | abd5c1f62a8ddd817ce79fa6036bf7173ef7c43b /kernel/sched | |
| parent | Merge branch 'sched/migrate-disable' (diff) | |
| download | linux-cdb310474dece99985e4cdd2b96b1324e39c1c9d.tar.gz linux-cdb310474dece99985e4cdd2b96b1324e39c1c9d.tar.bz2 linux-cdb310474dece99985e4cdd2b96b1324e39c1c9d.zip | |
sched/fair: Remove superfluous lock section in do_sched_cfs_slack_timer()
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().
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
Diffstat (limited to 'kernel/sched')
| -rw-r--r-- | kernel/sched/fair.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 2755a7e0f1ce..3e5d98f861a1 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -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); } /* |