[RFC PATCH josef-btrfs] block: blkcg_qos_init() can be static

[kbuild test robot <fengguang.wu@intel.com>]

Fixes: 6389939532e7 ("block: introduce blkcg-qos io controller")
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---
 blkcg-qos.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/blkcg-qos.c b/block/blkcg-qos.c
index a28adcc..6588b1c 100644
--- a/block/blkcg-qos.c
+++ b/block/blkcg-qos.c
@@ -337,7 +337,7 @@ static struct rq_qos_ops blkcg_qos_ops = {
 	.done_bio = blkcg_qos_done_bio,
 };
 
-int blkcg_qos_init(struct request_queue *q)
+static int blkcg_qos_init(struct request_queue *q)
 {
 	struct blkcg_qos *blkqos;
 	struct rq_qos *rqos;