--- a/hotspot/src/os/linux/vm/globals_linux.hpp	Tue Nov 23 15:01:43 2010 -0500
+++ b/hotspot/src/os/linux/vm/globals_linux.hpp	Tue Nov 23 13:22:55 2010 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2008, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 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 +22,9 @@
  *
  */
 
+#ifndef OS_LINUX_VM_GLOBALS_LINUX_HPP
+#define OS_LINUX_VM_GLOBALS_LINUX_HPP
+
 //
 // Defines Linux specific flags. They are not available on other platforms.
 //
@@ -42,3 +45,5 @@
 define_pd_global(bool, UseLargePagesIndividualAllocation, false);
 define_pd_global(bool, UseOSErrorReporting, false);
 define_pd_global(bool, UseThreadPriorities, true) ;
+
+#endif // OS_LINUX_VM_GLOBALS_LINUX_HPP