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-rw-r--r--block/blk-sysfs.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index 1fac43408911..935ea2aa0730 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -492,17 +492,15 @@ static void blk_free_queue_rcu(struct rcu_head *rcu_head)
* Currently, its primary task it to free all the &struct request
* structures that were allocated to the queue and the queue itself.
*
- * Caveat:
- * Hopefully the low level driver will have finished any
- * outstanding requests first...
+ * Note:
+ * The low level driver must have finished any outstanding requests first
+ * via blk_cleanup_queue().
**/
static void blk_release_queue(struct kobject *kobj)
{
struct request_queue *q =
container_of(kobj, struct request_queue, kobj);
- blk_sync_queue(q);
-
blkcg_exit_queue(q);
if (q->elevator) {
@@ -517,9 +515,7 @@ static void blk_release_queue(struct kobject *kobj)
if (q->queue_tags)
__blk_queue_free_tags(q);
- if (q->mq_ops)
- blk_mq_free_queue(q);
- else
+ if (!q->mq_ops)
blk_free_flush_queue(q->fq);
blk_trace_shutdown(q);