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Handle symbol thread crashes.

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Should the symbol thread crash, mark that it is gone. This will allow the
profiler to transmit crash call stack, including resolved symbol names and
locations (which will resolve on the main profiler thread).
This commit is contained in:
Bartosz Taudul 2022-10-13 00:14:35 +02:00
parent 9657bdec72
commit 6ca1c98655
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GPG Key ID: B7FE2008B7575DF3
1 changed files with 17 additions and 17 deletions
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34
public/client/TracyProfiler.cpp
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@ -849,6 +849,19 @@ LONG WINAPI CrashFilter( PEXCEPTION_POINTERS pExp )
} }
#endif #endif
static Profiler* s_instance = nullptr;
static Thread* s_thread;
#ifndef TRACY_NO_FRAME_IMAGE
static Thread* s_compressThread;
#endif
#ifdef TRACY_HAS_CALLSTACK
static Thread* s_symbolThread;
std::atomic<bool> s_symbolThreadGone { false };
#endif
#ifdef TRACY_HAS_SYSTEM_TRACING
static Thread* s_sysTraceThread = nullptr;
#endif
#if defined __linux__ && !defined TRACY_NO_CRASH_HANDLER #if defined __linux__ && !defined TRACY_NO_CRASH_HANDLER
# ifndef TRACY_CRASH_SIGNAL # ifndef TRACY_CRASH_SIGNAL
# define TRACY_CRASH_SIGNAL SIGPWR # define TRACY_CRASH_SIGNAL SIGPWR
@ -1067,10 +1080,10 @@ static void CrashHandler( int signal, siginfo_t* info, void* /*ucontext*/ )
} }
closedir( dp ); closedir( dp );
{ if( selfTid == s_symbolTid ) s_symbolThreadGone.store( true, std::memory_order_release );
TracyLfqPrepare( QueueType::Crash );
TracyLfqCommit; TracyLfqPrepare( QueueType::Crash );
} TracyLfqCommit;
std::this_thread::sleep_for( std::chrono::milliseconds( 500 ) ); std::this_thread::sleep_for( std::chrono::milliseconds( 500 ) );
GetProfiler().RequestShutdown(); GetProfiler().RequestShutdown();
@ -1083,19 +1096,6 @@ static void CrashHandler( int signal, siginfo_t* info, void* /*ucontext*/ )
enum { QueuePrealloc = 256 * 1024 }; enum { QueuePrealloc = 256 * 1024 };
static Profiler* s_instance = nullptr;
static Thread* s_thread;
#ifndef TRACY_NO_FRAME_IMAGE
static Thread* s_compressThread;
#endif
#ifdef TRACY_HAS_CALLSTACK
static Thread* s_symbolThread;
std::atomic<bool> s_symbolThreadGone { false };
#endif
#ifdef TRACY_HAS_SYSTEM_TRACING
static Thread* s_sysTraceThread = nullptr;
#endif
TRACY_API int64_t GetFrequencyQpc() TRACY_API int64_t GetFrequencyQpc()
{ {
#if defined _WIN32 #if defined _WIN32