--- old/src/share/vm/runtime/perfMemory.hpp	2010-10-28 14:01:53.000000000 +0200
+++ new/src/share/vm/runtime/perfMemory.hpp	2010-10-28 14:01:53.000000000 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2008, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2010, 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
@@ -22,6 +22,11 @@
  *
  */
 
+#ifndef SHARE_VM_RUNTIME_PERFMEMORY_HPP
+#define SHARE_VM_RUNTIME_PERFMEMORY_HPP
+
+#include "utilities/exceptions.hpp"
+
 /*
  * PerfData Version Constants
  *   - Major Version - change whenever the structure of PerfDataEntry changes
@@ -160,3 +165,5 @@
 
 void perfMemory_init();
 void perfMemory_exit();
+
+#endif // SHARE_VM_RUNTIME_PERFMEMORY_HPP