851 		struct rq_qos *rqos = q->rq_qos;  in blk_mq_debugfs_register()  local
853 		while (rqos) {  in blk_mq_debugfs_register()
854 			blk_mq_debugfs_register_rqos(rqos);  in blk_mq_debugfs_register()
855 			rqos = rqos->next;  in blk_mq_debugfs_register()
961 void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos)  in blk_mq_debugfs_unregister_rqos()  argument
963 	debugfs_remove_recursive(rqos->debugfs_dir);  in blk_mq_debugfs_unregister_rqos()
964 	rqos->debugfs_dir = NULL;  in blk_mq_debugfs_unregister_rqos()
967 void blk_mq_debugfs_register_rqos(struct rq_qos *rqos)  in blk_mq_debugfs_register_rqos()  argument
969 	struct request_queue *q = rqos->q;  in blk_mq_debugfs_register_rqos()
970 	const char *dir_name = rq_qos_id_to_name(rqos->id);  in blk_mq_debugfs_register_rqos()
972 	if (rqos->debugfs_dir || !rqos->ops->debugfs_attrs)  in blk_mq_debugfs_register_rqos()
979 	rqos->debugfs_dir = debugfs_create_dir(dir_name,  in blk_mq_debugfs_register_rqos()
980 					       rqos->q->rqos_debugfs_dir);  in blk_mq_debugfs_register_rqos()
982 	debugfs_create_files(rqos->debugfs_dir, rqos, rqos->ops->debugfs_attrs);  in blk_mq_debugfs_register_rqos()