--- a/hotspot/src/share/vm/gc_implementation/parNew/parOopClosures.hpp	Wed Jun 27 15:23:36 2012 +0200
+++ b/hotspot/src/share/vm/gc_implementation/parNew/parOopClosures.hpp	Thu Jun 28 17:03:16 2012 -0400
@@ -32,7 +32,7 @@
 class ParScanThreadState;
 class ParNewGeneration;
 typedef Padded<OopTaskQueue> ObjToScanQueue;
-typedef GenericTaskQueueSet<ObjToScanQueue> ObjToScanQueueSet;
+typedef GenericTaskQueueSet<ObjToScanQueue, mtGC> ObjToScanQueueSet;
 class ParallelTaskTerminator;
 
 class ParScanClosure: public OopsInGenClosure {