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Merge pull request #14131 from Atlante45/feat/deadlock-backtrace

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Better deadlock crash
This commit is contained in:
Brad Hefta-Gaub 2018-10-02 16:03:20 -07:00 committed by GitHub
commit 6b9842d4da
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 12 additions and 2 deletions
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14
interface/src/Application.cpp
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@ -410,6 +410,10 @@ public:
});
}
void setMainThreadID(Qt::HANDLE threadID) {
_mainThreadID = threadID;
}
static void updateHeartbeat() {
auto now = usecTimestampNow();
auto elapsed = now - _heartbeat;
@ -417,7 +421,9 @@ public:
_heartbeat = now;
}
static void deadlockDetectionCrash() {
void deadlockDetectionCrash() {
setCrashAnnotation("_mod_faulting_tid", std::to_string((uint64_t)_mainThreadID));
setCrashAnnotation("deadlock", "1");
uint32_t* crashTrigger = nullptr;
*crashTrigger = 0xDEAD10CC;
}
@ -504,6 +510,8 @@ public:
static ThreadSafeMovingAverage<int, HEARTBEAT_SAMPLES> _movingAverage;
bool _quit { false };
Qt::HANDLE _mainThreadID = nullptr;
};
std::atomic<bool> DeadlockWatchdogThread::_paused;
@ -1092,7 +1100,9 @@ Application::Application(int& argc, char** argv, QElapsedTimer& startupTimer, bo
}
// Set up a watchdog thread to intentionally crash the application on deadlocks
if (!DISABLE_WATCHDOG) {
(new DeadlockWatchdogThread())->start();
auto deadlockWatchdogThread = new DeadlockWatchdogThread();
deadlockWatchdogThread->setMainThreadID(QThread::currentThreadId());
deadlockWatchdogThread->start();
}
// Set File Logger Session UUID