--- a/hotspot/src/share/vm/memory/permGen.hpp	Wed Jun 27 15:23:36 2012 +0200
+++ b/hotspot/src/share/vm/memory/permGen.hpp	Thu Jun 28 17:03:16 2012 -0400
@@ -42,7 +42,7 @@
 
 // PermGen models the part of the heap used to allocate class meta-data.
 
-class PermGen : public CHeapObj {
+class PermGen : public CHeapObj<mtGC> {
   friend class VMStructs;
  protected:
   size_t _capacity_expansion_limit;  // maximum expansion allowed without a