--- a/hotspot/src/share/vm/runtime/osThread.hpp	Wed Jun 27 15:23:36 2012 +0200
+++ b/hotspot/src/share/vm/runtime/osThread.hpp	Thu Jun 28 17:03:16 2012 -0400
@@ -58,7 +58,7 @@
 // the main thread into its own Thread at will.
 
 
-class OSThread: public CHeapObj {
+class OSThread: public CHeapObj<mtThread> {
   friend class VMStructs;
  private:
   OSThreadStartFunc _start_proc;  // Thread start routine