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Merge pull request #507 from jpcima/race-conditions

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Protect the access of thread flags under semaphore
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JP Cimalando 2020-10-19 00:07:20 +02:00 • committed by GitHub
commit df200b84c3
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 11 deletions
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17
src/sfizz/FilePool.cpp
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@ -464,9 +464,7 @@ bool is_ready(std::future<R> const& f)
void sfz::FilePool::dispatchingJob() noexcept
{
QueuedFileData queuedData;
while (dispatchFlag) {
dispatchBarrier.wait();
while (dispatchBarrier.wait(), dispatchFlag) {
if (emptyQueueFlag) {
while (filesToLoad.try_pop(queuedData)) {
// pass
@ -492,15 +490,12 @@ void sfz::FilePool::dispatchingJob() noexcept
void sfz::FilePool::garbageJob() noexcept
{
while (garbageFlag) {
semGarbageBarrier.wait();
{
std::lock_guard<SpinMutex> guard { garbageMutex };
for (auto& g: garbageToCollect)
g.reset();
while (semGarbageBarrier.wait(), garbageFlag) {
std::lock_guard<SpinMutex> guard { garbageMutex };
for (auto& g: garbageToCollect)
g.reset();
garbageToCollect.clear();
}
garbageToCollect.clear();
}
}