*** old/src/share/vm/gc_implementation/g1/concurrentG1RefineThread.cpp	Wed Jan 15 01:40:43 2014
--- new/src/share/vm/gc_implementation/g1/concurrentG1RefineThread.cpp	Wed Jan 15 01:40:42 2014

*** 42,53 ****
--- 42,53 ----
    _monitor(NULL),
    _cg1r(cg1r),
    _vtime_accum(0.0)
  {
  
!   // Each thread has its own monitor. The i-th thread is responsible for signalling
!   // to thread i+1 if the number of buffers in the queue exceeds a threashold for this
!   // Each thread has its own monitor. The i-th thread is responsible for signaling
!   // to thread i+1 if the number of buffers in the queue exceeds a threshold for this
    // thread. Monitors are also used to wake up the threads during termination.
    // The 0th worker in notified by mutator threads and has a special monitor.
    // The last worker is used for young gen rset size sampling.
    if (worker_id > 0) {
      _monitor = new Monitor(Mutex::nonleaf, "Refinement monitor", true);