222 	struct block_device *bdev = ERR_PTR(-ENODEV);  in psblk_get_bdev()  local
236 	bdev = blkdev_get_by_path(blkdev, mode, holder);  in psblk_get_bdev()
237 	if (IS_ERR(bdev)) {  in psblk_get_bdev()
243 		bdev = blkdev_get_by_dev(devt, mode, holder);  in psblk_get_bdev()
244 		if (IS_ERR(bdev))  in psblk_get_bdev()
245 			return bdev;  in psblk_get_bdev()
248 	nr_sects = part_nr_sects_read(bdev->bd_part);  in psblk_get_bdev()
251 		blkdev_put(bdev, mode);  in psblk_get_bdev()
256 		info->devt = bdev->bd_dev;  in psblk_get_bdev()
258 		info->start_sect = get_start_sect(bdev);  in psblk_get_bdev()
261 	return bdev;  in psblk_get_bdev()
264 static void psblk_put_bdev(struct block_device *bdev, void *holder)  in psblk_put_bdev()  argument
270 	if (!bdev)  in psblk_put_bdev()
275 	blkdev_put(bdev, mode);  in psblk_put_bdev()
280 	struct block_device *bdev = psblk_bdev;  in psblk_generic_blk_read()  local
286 	if (!bdev)  in psblk_generic_blk_read()
290 	file.f_mapping = bdev->bd_inode->i_mapping;  in psblk_generic_blk_read()
292 	file.f_inode = bdev->bd_inode;  in psblk_generic_blk_read()
305 	struct block_device *bdev = psblk_bdev;  in psblk_generic_blk_write()  local
312 	if (!bdev)  in psblk_generic_blk_write()
320 	file.f_mapping = bdev->bd_inode->i_mapping;  in psblk_generic_blk_write()
322 	file.f_inode = bdev->bd_inode;  in psblk_generic_blk_write()
328 	inode_lock(bdev->bd_inode);  in psblk_generic_blk_write()
332 	inode_unlock(bdev->bd_inode);  in psblk_generic_blk_write()
364 	struct block_device *bdev;  in __register_pstore_blk()  local
374 	bdev = psblk_get_bdev(holder, &binfo);  in __register_pstore_blk()
375 	if (IS_ERR(bdev)) {  in __register_pstore_blk()
377 		return PTR_ERR(bdev);  in __register_pstore_blk()
390 	psblk_bdev = bdev;  in __register_pstore_blk()
410 	bdevname(bdev, bdev_name);  in __register_pstore_blk()
418 	psblk_put_bdev(bdev, holder);  in __register_pstore_blk()