rbd: unfreeze queue after marking disk as dead

Unfreeze queue after returning from blk_mark_disk_dead(), this way at
least allows us to verify queue freeze correctly with lockdep.

Suggested-by: Christoph Hellwig <hch@lst.de>
Cc: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20241031133723.303835-3-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 9c8b19a22c2a805ecd7ce86fff7c2b988192e62f..ac421dbeeb11f0152c3974256831049195a7286d 100644 (file)
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -7284,6 +7284,7 @@ static ssize_t do_rbd_remove(const char *buf, size_t count)
                 */
                blk_mq_freeze_queue(rbd_dev->disk->queue);
                blk_mark_disk_dead(rbd_dev->disk);
+               blk_mq_unfreeze_queue(rbd_dev->disk->queue);
        }
 
        del_gendisk(rbd_dev->disk);