src/share/vm/gc/parallel/psMarkSweep.cpp

rev 12906 : [mq]: gc_interface

*** 231,246 ****
  
      survivors_empty = young_gen->from_space()->is_empty() &&
                        young_gen->to_space()->is_empty();
      young_gen_empty = eden_empty && survivors_empty;
  
!     ModRefBarrierSet* modBS = barrier_set_cast<ModRefBarrierSet>(heap->barrier_set());
      MemRegion old_mr = heap->old_gen()->reserved();
      if (young_gen_empty) {
!       modBS->clear(MemRegion(old_mr.start(), old_mr.end()));
      } else {
!       modBS->invalidate(MemRegion(old_mr.start(), old_mr.end()));
      }
  
      // Delete metaspaces for unloaded class loaders and clean up loader_data graph
      ClassLoaderDataGraph::purge();
      MetaspaceAux::verify_metrics();
--- 231,246 ----
  
      survivors_empty = young_gen->from_space()->is_empty() &&
                        young_gen->to_space()->is_empty();
      young_gen_empty = eden_empty && survivors_empty;
  
!     PSCardTable* card_table = heap->card_table();
      MemRegion old_mr = heap->old_gen()->reserved();
      if (young_gen_empty) {
!       card_table->clear(MemRegion(old_mr.start(), old_mr.end()));
      } else {
!       card_table->invalidate(MemRegion(old_mr.start(), old_mr.end()));
      }
  
      // Delete metaspaces for unloaded class loaders and clean up loader_data graph
      ClassLoaderDataGraph::purge();
      MetaspaceAux::verify_metrics();