src/hotspot/share/gc/shared/genCollectedHeap.cpp

@@ -108,11 +108,11 @@
     return JNI_ENOMEM;
   }
 
   initialize_reserved_region((HeapWord*)heap_rs.base(), (HeapWord*)(heap_rs.base() + heap_rs.size()));
 
-  _rem_set = new CardTableRS(reserved_region());
+  _rem_set = create_rem_set(reserved_region());
   _rem_set->initialize();
   CardTableBarrierSet *bs = new CardTableBarrierSet(_rem_set);
   bs->initialize();
   set_barrier_set(bs);
 

@@ -125,10 +125,14 @@
   clear_incremental_collection_failed();
 
   return JNI_OK;
 }
 
+CardTableRS* GenCollectedHeap::create_rem_set(const MemRegion& reserved_region) {
+  return new CardTableRS(reserved_region, false /* scan_concurrently */);
+}
+
 void GenCollectedHeap::initialize_size_policy(size_t init_eden_size,
                                               size_t init_promo_size,
                                               size_t init_survivor_size) {
   const double max_gc_pause_sec = ((double) MaxGCPauseMillis) / 1000.0;
   _size_policy = new AdaptiveSizePolicy(init_eden_size,