ext2_free_branches
ext2_free_branches(inode,
ext2_free_branches(inode, &nr, &nr+1, (chain+n-1) - partial);
ext2_free_branches(inode,
ext2_free_branches(inode, &nr, &nr+1, 1);
ext2_free_branches(inode, &nr, &nr+1, 2);
ext2_free_branches(inode, &nr, &nr+1, 3);