diff options
| -rw-r--r-- | block/blk-sysfs.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c index 49c29a5d06bb..380bc284ced1 100644 --- a/block/blk-sysfs.c +++ b/block/blk-sysfs.c @@ -802,6 +802,21 @@ static void __blk_release_queue(struct work_struct *work) blk_stat_remove_callback(q, q->poll_cb); blk_stat_free_callback(q->poll_cb); + if (!blk_queue_dead(q)) { + /* + * Last reference was dropped without having called + * blk_cleanup_queue(). + */ + WARN_ONCE(blk_queue_init_done(q), + "request queue %p has been registered but blk_cleanup_queue() has not been called for that queue\n", + q); + blk_exit_queue(q); + } + + WARN(blkg_root_lookup(q), + "request queue %p is being released but it has not yet been removed from the blkcg controller\n", + q); + blk_free_queue_stats(q->stats); blk_exit_rl(q, &q->root_rl); |