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Capture context switch call stacks on Windows.

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This commit is contained in:
Bartosz Taudul 2021-11-12 12:22:29 +01:00
parent 987f70a9d4
commit 97c519811c
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GPG Key ID: B7FE2008B7575DF3
1 changed files with 6 additions and 3 deletions
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9
client/TracySysTrace.cpp
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@ -58,6 +58,7 @@ namespace tracy
static const GUID PerfInfoGuid = { 0xce1dbfb4, 0x137e, 0x4da6, { 0x87, 0xb0, 0x3f, 0x59, 0xaa, 0x10, 0x2c, 0xbc } }; static const GUID PerfInfoGuid = { 0xce1dbfb4, 0x137e, 0x4da6, { 0x87, 0xb0, 0x3f, 0x59, 0xaa, 0x10, 0x2c, 0xbc } };
static const GUID DxgKrnlGuid = { 0x802ec45a, 0x1e99, 0x4b83, { 0x99, 0x20, 0x87, 0xc9, 0x82, 0x77, 0xba, 0x9d } }; static const GUID DxgKrnlGuid = { 0x802ec45a, 0x1e99, 0x4b83, { 0x99, 0x20, 0x87, 0xc9, 0x82, 0x77, 0xba, 0x9d } };
static const GUID ThreadV2Guid = { 0x3d6fa8d1, 0xfe05, 0x11d0, { 0x9d, 0xda, 0x00, 0xc0, 0x4f, 0xd7, 0xba, 0x7c } };
static TRACEHANDLE s_traceHandle; static TRACEHANDLE s_traceHandle;
@ -439,9 +440,11 @@ bool SysTraceStart( int64_t& samplingPeriod )
if( isOs64Bit ) if( isOs64Bit )
{ {
CLASSIC_EVENT_ID stackId; CLASSIC_EVENT_ID stackId[2] = {};
stackId.EventGuid = PerfInfoGuid; stackId[0].EventGuid = PerfInfoGuid;
stackId.Type = 46; stackId[0].Type = 46;
stackId[1].EventGuid = ThreadV2Guid;
stackId[1].Type = 36;
const auto stackStatus = TraceSetInformation( s_traceHandle, TraceStackTracingInfo, &stackId, sizeof( stackId ) ); const auto stackStatus = TraceSetInformation( s_traceHandle, TraceStackTracingInfo, &stackId, sizeof( stackId ) );
if( stackStatus != ERROR_SUCCESS ) if( stackStatus != ERROR_SUCCESS )
{ {