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Fix another race condition with multithreading.

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It's possible that after it's marked completed, the CPU will grab it to
enqueue.  This actually happened to mean with decent reproducibility.
This commit is contained in:
Unknown W. Brackets 2014-05-03 18:40:27 -07:00
parent 2b50fcb016
commit 984bb31709
1 changed files with 6 additions and 2 deletions
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8
GPU/GPUCommon.cpp
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@ -663,8 +663,12 @@ void GPUCommon::ProcessDLQueueInternal() {
return;
} else {
easy_guard guard(listLock);
// At the end, we can remove it from the queue and continue.
dlQueue.erase(std::remove(dlQueue.begin(), dlQueue.end(), listIndex), dlQueue.end());
// Some other list could've taken the spot while we dilly-dallied around.
if (l.state != PSP_GE_DL_STATE_QUEUED) {
// At the end, we can remove it from the queue and continue.
dlQueue.erase(std::remove(dlQueue.begin(), dlQueue.end(), listIndex), dlQueue.end());
}
UpdateTickEstimate(std::max(busyTicks, startingTicks + cyclesExecuted));
}
}