/*
* Handle send, fast_reg_mr, and local_inv completions.
*
* Send events are typically suppressed and thus do not result
* in an upcall. Occasionally one is signaled, however. This
* prevents the provider's completion queue from wrapping and
* losing a completion.
*/
static void
rpcrdma_sendcq_upcall(struct ib_cq *cq, void *cq_context)
{
struct rpcrdma_ep *ep = (struct rpcrdma_ep *)cq_context;
int rc;
rc = rpcrdma_sendcq_poll(cq, ep);
if (rc) {
dprintk("RPC: %s: ib_poll_cq failed: %i\n",
__func__, rc);
return;
}
rc = ib_req_notify_cq(cq,
IB_CQ_NEXT_COMP | IB_CQ_REPORT_MISSED_EVENTS);
if (rc == 0)
return;
if (rc < 0) {
dprintk("RPC: %s: ib_req_notify_cq failed: %i\n",
__func__, rc);
return;
}
rpcrdma_sendcq_poll(cq, ep);
}
/* Handle provider send completion upcalls.
*/
static void
rpcrdma_sendcq_upcall(struct ib_cq *cq, void *cq_context)
{
do {
rpcrdma_sendcq_poll(cq);
} while (ib_req_notify_cq(cq, IB_CQ_NEXT_COMP |
IB_CQ_REPORT_MISSED_EVENTS) > 0);
}
