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From: Ming Lei <tom.leiming@gmail.com>
To: Hou Tao <houtao1@huawei.com>
Cc: linux-block <linux-block@vger.kernel.org>,
	Jens Axboe <axboe@kernel.dk>,
	Bart Van Assche <bart.vanassche@sandisk.com>
Subject: Re: [PATCH 1/1] blk-mq: remove the pointless call of list_entry_rq() in hctx_show_busy_rq()
Date: Wed, 1 Jul 2020 12:00:59 +0800
Message-ID: <CACVXFVMj-OtuOEHpYyGWfsRK5OAVx5PD-bSCRhwjnZLoXqGG0w@mail.gmail.com> (raw)
In-Reply-To: <20200427131250.13725-1-houtao1@huawei.com>

On Mon, Apr 27, 2020 at 8:44 PM Hou Tao <houtao1@huawei.com> wrote:
>
> And use rq directly.
>
> Signed-off-by: Hou Tao <houtao1@huawei.com>
> ---
>  block/blk-mq-debugfs.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
> index b3f2ba483992..7a79db81a63f 100644
> --- a/block/blk-mq-debugfs.c
> +++ b/block/blk-mq-debugfs.c
> @@ -400,8 +400,7 @@ static bool hctx_show_busy_rq(struct request *rq, void *data, bool reserved)
>         const struct show_busy_params *params = data;
>
>         if (rq->mq_hctx == params->hctx)
> -               __blk_mq_debugfs_rq_show(params->m,
> -                                        list_entry_rq(&rq->queuelist));
> +               __blk_mq_debugfs_rq_show(params->m, rq);

Reviewed-by: Ming Lei <ming.lei@redhat.com>


-- 
Ming Lei

  parent reply index

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-27 13:12 Hou Tao
2020-04-27 17:27 ` Bart Van Assche
2020-05-25  6:32   ` Hou Tao
2020-07-01  1:24     ` Hou Tao
2020-07-01  4:00 ` Ming Lei [this message]
2020-07-01 13:26 ` Jens Axboe

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