1 write to _rootId
System.Diagnostics.DiagnosticSource (1)
System\Diagnostics\Activity.cs (1)
322Interlocked.CompareExchange(ref _rootId, rootId, null);
2 references to _rootId
System.Diagnostics.DiagnosticSource (2)
System\Diagnostics\Activity.cs (2)
308if (_rootId == null) 326return _rootId;