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poll.c:poll_add_event_to_dcb did not increase the pollStats.evq_pending counter which caused it to go negative, which, inturn caused all threads to spinloop with minimal timeout.

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This commit is contained in:
VilhoRaatikka
2014-12-15 22:09:23 +02:00
parent 7271586701
commit 7fed679f40
2 changed files with 30 additions and 18 deletions
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7
server/core/poll.c
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@ -717,6 +717,7 @@ unsigned long qtime;
dcb->evq.processing_events = ev;
dcb->evq.pending_events = 0;
pollStats.evq_pending--;
ss_dassert(pollStats.evq_pending >= 0);
}
spinlock_release(&pollqlock);
@ -1338,6 +1339,10 @@ static void poll_add_event_to_dcb(
/** Set event to DCB */
if (DCB_POLL_BUSY(dcb))
{
if (dcb->evq.pending_events == 0)
{
pollStats.evq_pending++;
}
dcb->evq.pending_events |= ev;
}
else
@ -1358,6 +1363,8 @@ static void poll_add_event_to_dcb(
dcb->evq.next = dcb;
}
pollStats.evq_length++;
pollStats.evq_pending++;
if (pollStats.evq_length > pollStats.evq_max)
{
pollStats.evq_max = pollStats.evq_length;