1032 			 void *holder)  in bd_may_claim()  argument
1034 	if (bdev->bd_holder == holder)  in bd_may_claim()
1063 		void *holder)  in bd_prepare_to_claim()  argument
1068 	if (!bd_may_claim(bdev, whole, holder)) {  in bd_prepare_to_claim()
1086 	whole->bd_claiming = holder;  in bd_prepare_to_claim()
1113 static void bd_clear_claiming(struct block_device *whole, void *holder)  in bd_clear_claiming()  argument
1117 	BUG_ON(whole->bd_claiming != holder);  in bd_clear_claiming()
1132 		struct block_device *whole, void *holder)  in bd_finish_claiming()  argument
1135 	BUG_ON(!bd_may_claim(bdev, whole, holder));  in bd_finish_claiming()
1143 	bdev->bd_holder = holder;  in bd_finish_claiming()
1144 	bd_clear_claiming(whole, holder);  in bd_finish_claiming()
1159 		       void *holder)  in bd_abort_claiming()  argument
1162 	bd_clear_claiming(whole, holder);  in bd_abort_claiming()
1177 	struct bd_holder_disk *holder;  in bd_find_holder_disk()  local
1179 	list_for_each_entry(holder, &bdev->bd_holder_disks, list)  in bd_find_holder_disk()
1180 		if (holder->disk == disk)  in bd_find_holder_disk()
1181 			return holder;  in bd_find_holder_disk()
1225 	struct bd_holder_disk *holder;  in bd_link_disk_holder()  local
1236 	holder = bd_find_holder_disk(bdev, disk);  in bd_link_disk_holder()
1237 	if (holder) {  in bd_link_disk_holder()
1238 		holder->refcnt++;  in bd_link_disk_holder()
1242 	holder = kzalloc(sizeof(*holder), GFP_KERNEL);  in bd_link_disk_holder()
1243 	if (!holder) {  in bd_link_disk_holder()
1248 	INIT_LIST_HEAD(&holder->list);  in bd_link_disk_holder()
1249 	holder->disk = disk;  in bd_link_disk_holder()
1250 	holder->refcnt = 1;  in bd_link_disk_holder()
1265 	list_add(&holder->list, &bdev->bd_holder_disks);  in bd_link_disk_holder()
1271 	kfree(holder);  in bd_link_disk_holder()
1290 	struct bd_holder_disk *holder;  in bd_unlink_disk_holder()  local
1294 	holder = bd_find_holder_disk(bdev, disk);  in bd_unlink_disk_holder()
1296 	if (!WARN_ON_ONCE(holder == NULL) && !--holder->refcnt) {  in bd_unlink_disk_holder()
1301 		list_del_init(&holder->list);  in bd_unlink_disk_holder()
1302 		kfree(holder);  in bd_unlink_disk_holder()
1443 static int __blkdev_get(struct block_device *bdev, fmode_t mode, void *holder,  in __blkdev_get()  argument
1468 		WARN_ON_ONCE(!holder);  in __blkdev_get()
1473 		ret = bd_prepare_to_claim(bdev, claiming, holder);  in __blkdev_get()
1555 		bd_finish_claiming(bdev, claiming, holder);  in __blkdev_get()
1589 		bd_abort_claiming(bdev, claiming, holder);  in __blkdev_get()
1622 static int blkdev_get(struct block_device *bdev, fmode_t mode, void *holder)  in blkdev_get()  argument
1634 	ret =__blkdev_get(bdev, mode, holder, 0);  in blkdev_get()
1662 					void *holder)  in blkdev_get_by_path()  argument
1671 	err = blkdev_get(bdev, mode, holder);  in blkdev_get_by_path()
1706 struct block_device *blkdev_get_by_dev(dev_t dev, fmode_t mode, void *holder)  in blkdev_get_by_dev()  argument
1715 	err = blkdev_get(bdev, mode, holder);  in blkdev_get_by_dev()