ing onto the associated queue is very unusual and error-prone. Fix it by making add_disk() take an extra reference to its queue and put it on disk_release() and ensuring that disk and its fops owner are put in that order after all accesses to the disk and queue are complete. Signed-off-by: Tejun Heo Cc: Jens Axboe Cc: stable@kernel.org Signed-off-by: Jens Axboe ܖאQx