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ib_srpt: Reduce the I/O overhead slightly

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@3920 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2011-11-15 19:06:36 +00:00
parent 622d3145f7
commit 7ac9532359
1 changed files with 12 additions and 11 deletions
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srpt/src/ib_srpt.c
+12 -11
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@@ -1965,18 +1965,19 @@ static void srpt_process_completion(struct ib_cq *cq,
EXTRACHECKS_WARN_ON(cq != ch->cq);
ib_req_notify_cq(cq, IB_CQ_NEXT_COMP);
while ((n = ib_poll_cq(cq, ARRAY_SIZE(ch->wc), wc)) > 0) {
for (i = 0; i < n; i++) {
if (opcode_from_wr_id(wc[i].wr_id) == SRPT_RECV)
srpt_process_rcv_completion(cq, ch, rcv_context,
&wc[i]);
else
srpt_process_send_completion(cq, ch,
send_context,
&wc[i]);
do {
while ((n = ib_poll_cq(cq, ARRAY_SIZE(ch->wc), wc)) > 0) {
for (i = 0; i < n; i++) {
if (opcode_from_wr_id(wc[i].wr_id) == SRPT_RECV)
srpt_process_rcv_completion(cq, ch,
rcv_context, &wc[i]);
else
srpt_process_send_completion(cq, ch,
send_context, &wc[i]);
}
}
}
} while (ib_req_notify_cq(cq, IB_CQ_NEXT_COMP |
IB_CQ_REPORT_MISSED_EVENTS) > 0);
}
/**