On Wed, Mar 03, 2021 at 03:30:15PM +0300, Sergei Shtepa wrote:
> +bool blk_mq_is_queue_frozen(struct request_queue *q)
> +{
> + bool ret;
> +
> + mutex_lock(&q->mq_freeze_lock);
> + ret = percpu_ref_is_dying(&q->q_usage_counter) && percpu_ref_is_zero(&q->q_usage_counter);
Please avoid the overly long line.
Also maybe frozen is a better name for the variable currently called
ret?
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