xfs_update_cksum
xfs_update_cksum(ptr, blksize, XFS_ATTR3_RMT_CRC_OFF);
xfs_update_cksum((char *)dqb, sizeof(struct xfs_dqblk),
xfs_update_cksum((char *)dqblk, sizeof(struct xfs_dqblk),
xfs_update_cksum(bp->b_addr, BBTOB(bp->b_length),
xfs_update_cksum((char *)dqblk, sizeof(struct xfs_dqblk),
xfs_update_cksum((char *)d, sizeof(struct xfs_dqblk),
xfs_update_cksum((char *)dqb, sizeof(struct xfs_dqblk),
xfs_update_cksum((char *)&dqb[j],