804 struct super_block *get_super(struct block_device *bdev)  in get_super()  argument
808 	if (!bdev)  in get_super()
816 		if (sb->s_bdev == bdev) {  in get_super()
842 struct super_block *get_active_super(struct block_device *bdev)  in get_active_super()  argument
846 	if (!bdev)  in get_active_super()
854 		if (sb->s_bdev == bdev) {  in get_active_super()
1294 	struct block_device *bdev;  in get_tree_bdev()  local
1305 	bdev = blkdev_get_by_path(fc->source, mode, fc->fs_type);  in get_tree_bdev()
1306 	if (IS_ERR(bdev)) {  in get_tree_bdev()
1308 		return PTR_ERR(bdev);  in get_tree_bdev()
1315 	mutex_lock(&bdev->bd_fsfreeze_mutex);  in get_tree_bdev()
1316 	if (bdev->bd_fsfreeze_count > 0) {  in get_tree_bdev()
1317 		mutex_unlock(&bdev->bd_fsfreeze_mutex);  in get_tree_bdev()
1318 		warnf(fc, "%pg: Can't mount, blockdev is frozen", bdev);  in get_tree_bdev()
1319 		blkdev_put(bdev, mode);  in get_tree_bdev()
1324 	fc->sget_key = bdev;  in get_tree_bdev()
1326 	mutex_unlock(&bdev->bd_fsfreeze_mutex);  in get_tree_bdev()
1328 		blkdev_put(bdev, mode);  in get_tree_bdev()
1335 			warnf(fc, "%pg: Can't mount, would change RO state", bdev);  in get_tree_bdev()
1337 			blkdev_put(bdev, mode);  in get_tree_bdev()
1349 		blkdev_put(bdev, mode);  in get_tree_bdev()
1353 		snprintf(s->s_id, sizeof(s->s_id), "%pg", bdev);  in get_tree_bdev()
1356 		sb_set_blocksize(s, block_size(bdev));  in get_tree_bdev()
1364 		bdev->bd_super = s;  in get_tree_bdev()
1382 	struct block_device *bdev;  in mount_bdev()  local
1390 	bdev = blkdev_get_by_path(dev_name, mode, fs_type);  in mount_bdev()
1391 	if (IS_ERR(bdev))  in mount_bdev()
1392 		return ERR_CAST(bdev);  in mount_bdev()
1399 	mutex_lock(&bdev->bd_fsfreeze_mutex);  in mount_bdev()
1400 	if (bdev->bd_fsfreeze_count > 0) {  in mount_bdev()
1401 		mutex_unlock(&bdev->bd_fsfreeze_mutex);  in mount_bdev()
1406 		 bdev);  in mount_bdev()
1407 	mutex_unlock(&bdev->bd_fsfreeze_mutex);  in mount_bdev()
1426 		blkdev_put(bdev, mode);  in mount_bdev()
1430 		snprintf(s->s_id, sizeof(s->s_id), "%pg", bdev);  in mount_bdev()
1433 		sb_set_blocksize(s, block_size(bdev));  in mount_bdev()
1441 		bdev->bd_super = s;  in mount_bdev()
1449 	blkdev_put(bdev, mode);  in mount_bdev()
1457 	struct block_device *bdev = sb->s_bdev;  in kill_block_super()  local
1460 	bdev->bd_super = NULL;  in kill_block_super()
1462 	sync_blockdev(bdev);  in kill_block_super()
1464 	blkdev_put(bdev, mode | FMODE_EXCL);  in kill_block_super()