block: remove redundant mq check

elv_support_iosched() will check queue_is_mq() for us. So, remove the redundant check to clean code. Signed-off-by: Yufen Yu <[email protected]> Signed-off-by: Jens Axboe <[email protected]>
josf · Oct 9, 2020 · 6251b75 · 6251b75
1 parent dd1c372
commit 6251b75
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/block/elevator.c b/block/elevator.c
@@ -615,7 +615,7 @@ int elevator_switch_mq(struct request_queue *q,
 
 static inline bool elv_support_iosched(struct request_queue *q)
 {
-	if (!q->mq_ops ||
+	if (!queue_is_mq(q) ||
 	    (q->tag_set && (q->tag_set->flags & BLK_MQ_F_NO_SCHED)))
 		return false;
 	return true;
@@ -763,7 +763,7 @@ ssize_t elv_iosched_store(struct request_queue *q, const char *name,
 {
 	int ret;
 
-	if (!queue_is_mq(q) || !elv_support_iosched(q))
+	if (!elv_support_iosched(q))
 		return count;
 
 	ret = __elevator_change(q, name);