RVT_S_WAIT_KMEM
hfi1_qp_wakeup(qp, RVT_S_WAIT_KMEM);
qp->s_flags |= RVT_S_WAIT_KMEM;
trace_hfi1_qpsleep(qp, RVT_S_WAIT_KMEM);
RVT_S_WAIT_DMA_DESC | RVT_S_WAIT_KMEM)