*** old/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Wed Dec 10 11:28:15 2014
--- new/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Wed Dec 10 11:28:12 2014

*** 6386,6396 ****
--- 6386,6397 ----
  // bit vector itself. That is done by a separate call CMSBitMap::allocate()
  // further below.
  CMSBitMap::CMSBitMap(int shifter, int mutex_rank, const char* mutex_name):
    _bm(),
    _shifter(shifter),
!   _lock(mutex_rank >= 0 ? new Mutex(mutex_rank, mutex_name, true) : NULL)
!   _lock(mutex_rank >= 0 ? new Mutex(mutex_rank, mutex_name, true ,
+                                     Monitor::_safepoint_check_sometimes) : NULL)
  {
    _bmStartWord = 0;
    _bmWordSize  = 0;
  }