--- old/src/share/vm/runtime/perfData.hpp	2010-11-10 13:19:22.000000000 +0100
+++ new/src/share/vm/runtime/perfData.hpp	2010-11-10 13:19:22.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2009, 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 +22,14 @@
  *
  */
 
+#ifndef SHARE_VM_RUNTIME_PERFDATA_HPP
+#define SHARE_VM_RUNTIME_PERFDATA_HPP
+
+#include "memory/allocation.inline.hpp"
+#include "runtime/perfMemory.hpp"
+#include "runtime/timer.hpp"
+#include "utilities/growableArray.hpp"
+
 /* jvmstat global and subsystem counter name space - enumeration value
  * serve as an index into the PerfDataManager::_name_space[] array
  * containing the corresponding name space string. Only the top level
@@ -957,3 +965,5 @@
       _eventp->inc();
     }
 };
+
+#endif // SHARE_VM_RUNTIME_PERFDATA_HPP