ext4_xattr_block_csum  157 fs/ext4/xattr.c 		ret = (hdr->h_checksum == ext4_xattr_block_csum(inode,
ext4_xattr_block_csum  168 fs/ext4/xattr.c 		BHDR(bh)->h_checksum = ext4_xattr_block_csum(inode,