--- old/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	2013-09-23 17:51:17.720154631 -0700
+++ new/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	2013-09-23 17:51:17.620152931 -0700
@@ -591,6 +591,7 @@
   // Root scanning options for perm gen
   int _roots_scanning_options;
   int roots_scanning_options() const      { return _roots_scanning_options; }
+  void set_root_scanning_option(int o)    { _roots_scanning_options = o;    }
   void add_root_scanning_option(int o)    { _roots_scanning_options |= o;   }
   void remove_root_scanning_option(int o) { _roots_scanning_options &= ~o;  }