bdev->bd_super = NULL;
bdev->bd_inode = inode;
bdev->bd_bdi = &noop_backing_dev_info;
- bdev->bd_block_size = (1 << inode->i_blkbits);
+ bdev->bd_block_size = i_blocksize(inode);
bdev->bd_part_count = 0;
bdev->bd_invalidated = 0;
inode->i_mode = S_IFBLK;