do_rc_ack
if (!do_rc_ack(qp, aeth, psn, opcode, val, rcd) ||
if (!do_rc_ack(qp, aeth, psn, opcode, 0, rcd))
(void)do_rc_ack(qp, aeth, psn,
int do_rc_ack(struct rvt_qp *qp, u32 aeth, u32 psn, int opcode, u64 val,
if (!do_rc_ack(qp, aeth, ipsn, opcode, 0, rcd))
if (!do_rc_ack(qp, aeth, psn, opcode, 0, rcd))