From: Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
Date: Sat, 9 May 2020 00:00:14 +0200
Subject: [PATCH] blk-wbt: remove wbt_update_limits
References: bsc#1175995,jsc#SLE-15608
Git-commit: 26e0ca12e07677ca5946ed98a1e41255016f6910
Patch-mainline: v5.8-rc1

No one call this function after commit 2af2783f2ea4f ("rq-qos: get rid of
redundant wbt_update_limits()"), so remove it.

Signed-off-by: Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Hannes Reinecke <hare@suse.de>
---
 block/blk-wbt.c | 8 --------
 block/blk-wbt.h | 4 ----
 2 files changed, 12 deletions(-)

diff --git a/block/blk-wbt.c b/block/blk-wbt.c
index 9cb082f38b93..78bb624cce53 100644
--- a/block/blk-wbt.c
+++ b/block/blk-wbt.c
@@ -418,14 +418,6 @@ static void __wbt_update_limits(struct rq_wb *rwb)
 	rwb_wake_all(rwb);
 }
 
-void wbt_update_limits(struct request_queue *q)
-{
-	struct rq_qos *rqos = wbt_rq_qos(q);
-	if (!rqos)
-		return;
-	__wbt_update_limits(RQWB(rqos));
-}
-
 u64 wbt_get_min_lat(struct request_queue *q)
 {
 	struct rq_qos *rqos = wbt_rq_qos(q);
diff --git a/block/blk-wbt.h b/block/blk-wbt.h
index 8e4e37660971..16bdc85b8df9 100644
--- a/block/blk-wbt.h
+++ b/block/blk-wbt.h
@@ -88,7 +88,6 @@ static inline unsigned int wbt_inflight(struct rq_wb *rwb)
 #ifdef CONFIG_BLK_WBT
 
 int wbt_init(struct request_queue *);
-void wbt_update_limits(struct request_queue *);
 void wbt_disable_default(struct request_queue *);
 void wbt_enable_default(struct request_queue *);
 
@@ -108,9 +107,6 @@ static inline int wbt_init(struct request_queue *q)
 {
 	return -EINVAL;
 }
-static inline void wbt_update_limits(struct request_queue *q)
-{
-}
 static inline void wbt_disable_default(struct request_queue *q)
 {
 }
-- 
2.16.4