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Fix ClientProcess start race condition

This commit is contained in:
Jack Andersen 2016-04-08 16:47:58 -10:00
parent 6cfb952ecf
commit 5fc5442286
2 changed files with 11 additions and 0 deletions
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2
hecl/include/hecl/ClientProcess.hpp
View File

@ -16,6 +16,7 @@ class ClientProcess
{
std::mutex m_mutex;
std::condition_variable m_cv;
std::condition_variable m_initCv;
int m_verbosity;
public:
@ -71,6 +72,7 @@ private:
ClientProcess& m_proc;
std::thread m_thr;
BlenderToken m_blendTok;
bool m_didInit = false;
Worker(ClientProcess& proc);
void proc();
};

9
hecl/lib/ClientProcess.cpp
View File

@ -63,6 +63,11 @@ void ClientProcess::Worker::proc()
while (m_proc.m_running)
{
std::unique_lock<std::mutex> lk(m_proc.m_mutex);
if (!m_didInit)
{
m_proc.m_initCv.notify_one();
m_didInit = true;
}
while (m_proc.m_pendingQueue.size())
{
std::unique_ptr<Transaction> trans = std::move(m_proc.m_pendingQueue.front());
@ -89,7 +94,11 @@ ClientProcess::ClientProcess(int verbosityLevel)
#endif
m_workers.reserve(cpuCount);
for (int i=0 ; i<cpuCount ; ++i)
{
std::unique_lock<std::mutex> lk(m_mutex);
m_workers.emplace_back(*this);
m_initCv.wait(lk);
}
}
const ClientProcess::BufferTransaction*