src/share/vm/gc/g1/g1ConcurrentMark.cpp

rev 13328 : [mq]: webrev.0b
rev 13331 : imported patch webrev.3b
rev 13332 : [mq]: webrev.4

*** 1716,1726 ****
      // the number of threads involved during discovery could differ from
      // the number of active workers.  This is OK as long as the discovered
      // Reference lists are balanced (see balance_all_queues() and balance_queues()).
      rp->set_active_mt_degree(active_workers);
  
!     ReferenceProcessorPhaseTimes pt(_gc_timer_cm, rp->num_q(), rp->processing_is_mt());
  
      // Process the weak references.
      const ReferenceProcessorStats& stats =
          rp->process_discovered_references(&g1_is_alive,
                                            &g1_keep_alive,
--- 1716,1726 ----
      // the number of threads involved during discovery could differ from
      // the number of active workers.  This is OK as long as the discovered
      // Reference lists are balanced (see balance_all_queues() and balance_queues()).
      rp->set_active_mt_degree(active_workers);
  
!     ReferenceProcessorPhaseTimes pt(_gc_timer_cm, rp->num_q());
  
      // Process the weak references.
      const ReferenceProcessorStats& stats =
          rp->process_discovered_references(&g1_is_alive,
                                            &g1_keep_alive,