N/A

REDMOND\jingf · REDMOND\jingf · commit 6db95cfc2d4b · 2022-04-20T07:15:35.000-07:00
diff --git a/Tools/WinMLRunner/src/EventTraceHelper.cpp b/Tools/WinMLRunner/src/EventTraceHelper.cpp
@@ -500,6 +500,9 @@ void EventTraceHelper::Start()
     {
         return;
     }
+
+    // Please refer to this link to understand why buffersize was setup in such a seemingly random manner:
+    // https://docs.microsoft.com/en-us/windows/win32/api/evntrace/ns-evntrace-event_trace_propertiesbuffersize
     int bufferSize = sizeof(EVENT_TRACE_PROPERTIES) + (sizeof(LOGSESSION_NAME) + 1) * sizeof(wchar_t);
     m_sessionProperties = static_cast<PEVENT_TRACE_PROPERTIES>(malloc(bufferSize));
     ZeroMemory(m_sessionProperties, bufferSize);

Original file line number	Diff line number	Diff line change
`@@ -500,6 +500,9 @@ void EventTraceHelper::Start()`
`500`	`500`	`{`
`501`	`501`	`return;`
`502`	`502`	`}`
	`503`	`+`
	`504`	`+ // Please refer to this link to understand why buffersize was setup in such a seemingly random manner:`
	`505`	`+ // https://docs.microsoft.com/en-us/windows/win32/api/evntrace/ns-evntrace-event_trace_propertiesbuffersize`
`503`	`506`	`int bufferSize = sizeof(EVENT_TRACE_PROPERTIES) + (sizeof(LOGSESSION_NAME) + 1) * sizeof(wchar_t);`
`504`	`507`	`m_sessionProperties = static_cast<PEVENT_TRACE_PROPERTIES>(malloc(bufferSize));`
`505`	`508`	`ZeroMemory(m_sessionProperties, bufferSize);`