RVT_S_SIGNAL_REQ_WR
qp->s_flags = RVT_S_SIGNAL_REQ_WR;
if (qp->s_flags & RVT_S_SIGNAL_REQ_WR)
qp->s_flags &= RVT_S_SIGNAL_REQ_WR;
(!(qp->s_flags & RVT_S_SIGNAL_REQ_WR) ||