22 		if (h->disk)  in nvme_mpath_unfreeze()
23 			blk_mq_unfreeze_queue(h->disk->queue);  in nvme_mpath_unfreeze()
32 		if (h->disk)  in nvme_mpath_wait_freeze()
33 			blk_mq_freeze_queue_wait(h->disk->queue);  in nvme_mpath_wait_freeze()
42 		if (h->disk)  in nvme_mpath_start_freeze()
43 			blk_freeze_queue_start(h->disk->queue);  in nvme_mpath_start_freeze()
58 	} else if (ns->head->disk) {  in nvme_set_disk_name()
100 		if (ns->head->disk)  in nvme_kick_requeue_lists()
298 	struct device *dev = disk_to_dev(head->disk);  in nvme_ns_head_submit_bio()
313 		bio->bi_disk = ns->disk;  in nvme_ns_head_submit_bio()
316 				      disk_devt(ns->head->disk),  in nvme_ns_head_submit_bio()
351 		 * Reset disk to the mpath node and resubmit to select a new  in nvme_requeue_work()
354 		bio->bi_disk = head->disk;  in nvme_requeue_work()
381 	/* set to a default value for 512 until disk is validated */  in nvme_mpath_alloc_disk()
390 	head->disk = alloc_disk(0);  in nvme_mpath_alloc_disk()
391 	if (!head->disk)  in nvme_mpath_alloc_disk()
393 	head->disk->fops = &nvme_ns_head_ops;  in nvme_mpath_alloc_disk()
394 	head->disk->private_data = head;  in nvme_mpath_alloc_disk()
395 	head->disk->queue = q;  in nvme_mpath_alloc_disk()
396 	head->disk->flags = GENHD_FL_EXT_DEVT;  in nvme_mpath_alloc_disk()
397 	sprintf(head->disk->disk_name, "nvme%dn%d",  in nvme_mpath_alloc_disk()
411 	if (!head->disk)  in nvme_mpath_set_live()
415 		device_add_disk(&head->subsys->dev, head->disk,  in nvme_mpath_set_live()
676 	if (blk_queue_stable_writes(ns->queue) && ns->head->disk)  in nvme_mpath_add_disk()
678 				   ns->head->disk->queue);  in nvme_mpath_add_disk()
683 	if (!head->disk)  in nvme_mpath_remove_disk()
685 	if (head->disk->flags & GENHD_FL_UP)  in nvme_mpath_remove_disk()
686 		del_gendisk(head->disk);  in nvme_mpath_remove_disk()
687 	blk_set_queue_dying(head->disk->queue);  in nvme_mpath_remove_disk()
691 	blk_cleanup_queue(head->disk->queue);  in nvme_mpath_remove_disk()
695 		 * disk release to put a bogus reference on the  in nvme_mpath_remove_disk()
698 		head->disk->queue = NULL;  in nvme_mpath_remove_disk()
700 	put_disk(head->disk);  in nvme_mpath_remove_disk()