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| author |   Fanjun Kong <bh1scw@gmail.com> | 2022-05-17 01:39:30 +0800 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2022-05-17 06:12:23 -0600 |
| commit | 77c570a1ea85ba4ab135c61a028420a6e9fe77f3 (patch) | |
| tree | 60306c81ebde95b65ae407be843e11b5217b47d6 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | blk-cgroup: always terminate io.stat lines (diff) | |
| download | linux-dev-77c570a1ea85ba4ab135c61a028420a6e9fe77f3.tar.xz linux-dev-77c570a1ea85ba4ab135c61a028420a6e9fe77f3.zip | |
blk-cgroup: Remove unnecessary rcu_read_lock/unlock()
spin_lock_irq/spin_unlock_irq contains preempt_disable/enable().
Which can serve as RCU read-side critical region, so remove
rcu_read_lock/unlock().
Signed-off-by: Fanjun Kong <bh1scw@gmail.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20220516173930.159535-1-bh1scw@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions