diff options
Diffstat (limited to 'block/blk-core.c')
| -rw-r--r-- | block/blk-core.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index 3866b6c4cd88..9321767470dc 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -254,14 +254,15 @@ EXPORT_SYMBOL_GPL(blk_clear_pm_only); static void blk_free_queue_rcu(struct rcu_head *rcu_head) { - kmem_cache_free(blk_requestq_cachep, - container_of(rcu_head, struct request_queue, rcu_head)); + struct request_queue *q = container_of(rcu_head, + struct request_queue, rcu_head); + + percpu_ref_exit(&q->q_usage_counter); + kmem_cache_free(blk_requestq_cachep, q); } static void blk_free_queue(struct request_queue *q) { - percpu_ref_exit(&q->q_usage_counter); - if (q->poll_stat) blk_stat_remove_callback(q, q->poll_cb); blk_stat_free_callback(q->poll_cb); |