EXT2_XATTR_ROUND
EXT2_XATTR_ROUND) >> EXT2_XATTR_PAD_BITS; n; n--) {
(((name_len) + EXT2_XATTR_ROUND + \
sizeof(struct ext2_xattr_entry)) & ~EXT2_XATTR_ROUND)
(((size) + EXT2_XATTR_ROUND) & ~EXT2_XATTR_ROUND)
