Re: [PATCH] blk-cgroup: Remove unnecessary rcu_read_lock/unlock()

[Muchun Song]

On Tue, May 17, 2022 at 1:39 AM <bh1scw@xxxxxxxxx> wrote:
>
> From: Fanjun Kong <bh1scw@xxxxxxxxx>
>
> 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@xxxxxxxxx>

Reviewed-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>

Thanks.