src/hotspot/share/jfr/periodic/jfrPeriodic.cpp

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -60,11 +60,13 @@
 #include "services/classLoadingService.hpp"
 #include "services/management.hpp"
 #include "services/threadService.hpp"
 #include "utilities/exceptions.hpp"
 #include "utilities/globalDefinitions.hpp"
-
+#if INCLUDE_SHENANDOAHGC
+#include "gc/shenandoah/shenandoahJfrSupport.hpp"
+#endif
 /**
  *  JfrPeriodic class
  *  Implementation of declarations in
  *  xsl generated traceRequestables.hpp
  */

@@ -575,5 +577,14 @@
   EventCodeSweeperConfiguration event;
   event.set_sweeperEnabled(MethodFlushing);
   event.set_flushingEnabled(UseCodeCacheFlushing);
   event.commit();
 }
+
+#if INCLUDE_SHENANDOAHGC
+TRACE_REQUEST_FUNC(ShenandoahHeapRegionInformation) {
+  if (UseShenandoahGC) {
+    VM_ShenandoahSendHeapRegionInfoEvents op;
+    VMThread::execute(&op);
+  }
+}
+#endif