IO_olddq 1744 fs/xfs/xfs_qm.c xfs_dquot_t **IO_olddq, IO_olddq 1756 fs/xfs/xfs_qm.c prevdq = *IO_olddq; IO_olddq 1771 fs/xfs/xfs_qm.c *IO_olddq = xfs_qm_dqhold(newdq);