--- a/block/elevator.c +++ b/block/elevator.c @@ -974,8 +974,8 @@ static int elevator_switch_mq(struct request_queue *q, } /* - * For blk-mq devices, we default to using mq-deadline, if available, for single - * queue devices. If deadline isn't available OR we have multiple queues, + * For blk-mq devices, we default to using BFQ, if available, for single + * queue devices. If BFQ isn't available OR we have multiple queues, * default to "none". */ int elevator_init_mq(struct request_queue *q) @@ -994,7 +994,7 @@ int elevator_init_mq(struct request_queue *q) if (unlikely(q->elevator)) goto out_unlock; - e = elevator_get(q, "mq-deadline", false); + e = elevator_get(q, "bfq", false); if (!e) goto out_unlock;