Re: [PATCH 07/14] blk-mq: Cleanup a loop exit condition

From: Omar Sandoval
Date: Mon Sep 19 2016 - 15:00:35 EST


On Sun, Sep 18, 2016 at 09:37:17AM +0200, Alexander Gordeev wrote:
> CC: linux-block@xxxxxxxxxxxxxxx
> Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>

So set->nr_hw_queues is always >= q->nr_hw_queues, right?

Reviewed-by: Omar Sandoval <osandov@xxxxxx>

> ---
> block/blk-mq.c | 9 +++------
> 1 file changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/block/blk-mq.c b/block/blk-mq.c
> index 9fbfe31..b2ef8f5 100644
> --- a/block/blk-mq.c
> +++ b/block/blk-mq.c
> @@ -1681,16 +1681,13 @@ static void blk_mq_exit_hctx(struct request_queue *q,
> }
>
> static void blk_mq_exit_hw_queues(struct request_queue *q,
> - struct blk_mq_tag_set *set, int nr_queue)
> + struct blk_mq_tag_set *set)
> {
> struct blk_mq_hw_ctx *hctx;
> unsigned int i;
>
> - queue_for_each_hw_ctx(q, hctx, i) {
> - if (i == nr_queue)
> - break;
> + queue_for_each_hw_ctx(q, hctx, i)
> blk_mq_exit_hctx(q, set, hctx, i);
> - }
> }
>
> static void blk_mq_free_hw_queues(struct request_queue *q,
> @@ -2124,7 +2121,7 @@ void blk_mq_free_queue(struct request_queue *q)
>
> blk_mq_del_queue_tag_set(q);
>
> - blk_mq_exit_hw_queues(q, set, set->nr_hw_queues);
> + blk_mq_exit_hw_queues(q, set);
> blk_mq_free_hw_queues(q, set);
> }
>
> --
> 1.8.3.1
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-block" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at http://vger.kernel.org/majordomo-info.html

--
Omar