Re: [PATCH] rq-qos: get rid of redundant wbt_update_limits()

[Yufen Yu <yuyufen@xxxxxxxxxx>]

ping


On 2019/9/17 20:04, Yufen Yu wrote:
> We have updated limits after calling wbt_set_min_lat(). No need to
> update again.
>
> Signed-off-by: Yufen Yu <yuyufen@xxxxxxxxxx>
> ---
>   block/blk-sysfs.c | 1 -
>   1 file changed, 1 deletion(-)
>
> diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
> index 9bfa3ea4ed63..62d79916e429 100644
> --- a/block/blk-sysfs.c
> +++ b/block/blk-sysfs.c
> @@ -482,7 +482,6 @@ static ssize_t queue_wb_lat_store(struct request_queue *q, const char *page,
>   	blk_mq_quiesce_queue(q);
>   
>   	wbt_set_min_lat(q, val);
> -	wbt_update_limits(q);
>   
>   	blk_mq_unquiesce_queue(q);
>   	blk_mq_unfreeze_queue(q);