From: Yufen Yu <yuyufen@huawei.com>
Date: Tue, 17 Sep 2019 20:04:27 +0800
Subject: [PATCH] rq-qos: get rid of redundant wbt_update_limits()
References: bsc#1175995,jsc#SLE-15608
Git-commit: 2af2783f2ea4f273598557b247e320509247df80
Patch-mainline: v5.4-rc1
We have updated limits after calling wbt_set_min_lat(). No need to
update again.
Reviewed-by: Bob Liu <bob.liu@oracle.com>
Signed-off-by: Yufen Yu <yuyufen@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Hannes Reinecke <hare@suse.de>
---
block/blk-sysfs.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index 962fc0c44381..46f5198be017 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);
--
2.16.4