*** old/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	Thu Dec  4 16:47:23 2014
--- new/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	Thu Dec  4 16:47:21 2014

*** 1,7 ****
--- 1,7 ----
  /*
!  * Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved.
!  * Copyright (c) 2001, 2014, 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
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.

*** 186,196 ****
--- 186,197 ----
    size_t _hit_limit;      // We hit max stack size limit
    size_t _failed_double;  // We failed expansion before hitting limit
  
   public:
    CMSMarkStack():
-     _par_lock(Mutex::event, "CMSMarkStack._par_lock", true),
+               Monitor::_safepoint_check_never),
      _hit_limit(0),
      _failed_double(0) {}
  
    bool allocate(size_t size);