On 9/17/19 8:04 PM, 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); > Looks good to me. Reviewed-by: Bob Liu <bob.liu@xxxxxxxxxx>