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No need to keep trying to request the data bus if we are already waiting.

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--HG--
extra : convert_revision : dbaad52ed8d0841dc9224661e3df0d8ef4989aa3
This commit is contained in:
Ron Dreslinski 2006-10-07 12:20:29 -04:00
parent df3014a726
commit fdaed2c7ae
1 changed files with 5 additions and 1 deletions
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6
src/mem/cache/base_cache.cc vendored
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@ -211,7 +211,11 @@ BaseCache::CacheEvent::process()
//Know the packet to send
pkt->result = Packet::Success;
pkt->makeTimingResponse();
if (!cachePort->sendTiming(pkt)) {
if (!drainList.empty()) {
//Already blocked waiting for bus, just append
cachePort->drainList.push_back(pkt);
}
else if (!cachePort->sendTiming(pkt)) {
//It failed, save it to list of drain events
cachePort->drainList.push_back(pkt);
}