linux-kernel - [PATCH 4/4] blk-mq-debugfs: make blk_mq_debugfs_register

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Message-ID: <20251014022149.947800-5-yukuai3@huawei.com>
Date: Tue, 14 Oct 2025 10:21:49 +0800
From: Yu Kuai <yukuai3@...wei.com>
To: <nilay@...ux.ibm.com>, <ming.lei@...hat.com>, <tj@...nel.org>,
	<josef@...icpanda.com>, <axboe@...nel.dk>
CC: <cgroups@...r.kernel.org>, <linux-block@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <yukuai3@...wei.com>,
	<yukuai1@...weicloud.com>, <yi.zhang@...wei.com>, <yangerkun@...wei.com>,
	<johnny.chenyi@...wei.com>
Subject: [PATCH 4/4] blk-mq-debugfs: make blk_mq_debugfs_register_rqos() static

Because it's only used inside blk-mq-debugfs.c now.

Signed-off-by: Yu Kuai <yukuai3@...wei.com>
---
 block/blk-mq-debugfs.c | 4 +++-
 block/blk-mq-debugfs.h | 5 -----
 2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index 1de9bab7ba80..919e484aa1b2 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -14,6 +14,8 @@
 #include "blk-mq-sched.h"
 #include "blk-rq-qos.h"
 
+static void blk_mq_debugfs_register_rqos(struct rq_qos *rqos);
+
 static int queue_poll_stat_show(void *data, struct seq_file *m)
 {
 	return 0;
@@ -774,7 +776,7 @@ void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos)
 	rqos->debugfs_dir = NULL;
 }
 
-void blk_mq_debugfs_register_rqos(struct rq_qos *rqos)
+static void blk_mq_debugfs_register_rqos(struct rq_qos *rqos)
 {
 	struct request_queue *q = rqos->disk->queue;
 	const char *dir_name = rq_qos_id_to_name(rqos->id);
diff --git a/block/blk-mq-debugfs.h b/block/blk-mq-debugfs.h
index 9f76603792fe..d94daa66556b 100644
--- a/block/blk-mq-debugfs.h
+++ b/block/blk-mq-debugfs.h
@@ -33,7 +33,6 @@ void blk_mq_debugfs_register_sched_hctx(struct request_queue *q,
 				       struct blk_mq_hw_ctx *hctx);
 void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx);
 
-void blk_mq_debugfs_register_rqos(struct rq_qos *rqos);
 void blk_mq_debugfs_register_rq_qos(struct request_queue *q);
 void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos);
 #else
@@ -75,10 +74,6 @@ static inline void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hc
 {
 }
 
-static inline void blk_mq_debugfs_register_rqos(struct rq_qos *rqos)
-{
-}
-
 static inline void blk_mq_debugfs_register_rq_qos(struct request_queue *q)
 {
 }
-- 
2.39.2