695 static int blkdev_get_part(struct block_device *part, fmode_t mode)  in blkdev_get_part()  argument
697 	struct gendisk *disk = part->bd_disk;  in blkdev_get_part()
700 	if (part->bd_openers)  in blkdev_get_part()
703 	ret = blkdev_get_whole(bdev_whole(part), mode);  in blkdev_get_part()
708 	if (!bdev_nr_sectors(part))  in blkdev_get_part()
712 	set_init_blocksize(part);  in blkdev_get_part()
714 	part->bd_openers++;  in blkdev_get_part()
718 	blkdev_put_whole(bdev_whole(part), mode);  in blkdev_get_part()
722 static void blkdev_put_part(struct block_device *part, fmode_t mode)  in blkdev_put_part()  argument
724 	struct block_device *whole = bdev_whole(part);  in blkdev_put_part()
726 	if (--part->bd_openers)  in blkdev_put_part()
728 	blkdev_flush_mapping(part);  in blkdev_put_part()