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ib_srpt performance optimization.

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@2109 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2010-09-12 18:57:04 +00:00
parent 118900953e
commit f5736f2b6a
1 changed files with 13 additions and 8 deletions
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srpt/src/ib_srpt.c
+13 -8
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@@ -1965,18 +1965,23 @@ static void srpt_process_completion(struct ib_cq *cq,
struct srpt_rdma_ch *ch,
enum scst_exec_context context)
{
struct ib_wc wc;
struct ib_wc wc[16];
int i, n;
EXTRACHECKS_WARN_ON(cq != ch->cq);
do {
while (ib_poll_cq(cq, 1, &wc) > 0) {
if (wc.wr_id & SRPT_OP_RECV)
srpt_process_rcv_completion(cq, ch, context,
&wc);
else
srpt_process_send_completion(cq, ch, context,
&wc);
while ((n = ib_poll_cq(cq, ARRAY_SIZE(wc), wc)) > 0) {
for (i = 0; i < n; i++) {
if (wc[i].wr_id & SRPT_OP_RECV)
srpt_process_rcv_completion(cq, ch,
context,
&wc[i]);
else
srpt_process_send_completion(cq, ch,
context,
&wc[i]);
}
}
} while (ib_req_notify_cq(cq, IB_CQ_NEXT_COMP
| IB_CQ_REPORT_MISSED_EVENTS) > 0);