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

RFE_8195103_reduce_initial_card_marks

 /*
- * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -119,5 +119,8
       clear_cl.do_MemRegion(mr);
     }
   }
 }
 
+bool CardTableModRefBSForCTRS::is_in_young(oop obj) const {
+  return GenCollectedHeap::heap()->is_in_young(obj);
+}