--- old/src/hotspot/share/gc/g1/g1ConcurrentMark.cpp	2018-02-13 12:35:57.882507430 +0900
+++ new/src/hotspot/share/gc/g1/g1ConcurrentMark.cpp	2018-02-13 12:35:57.726504629 +0900
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 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
@@ -1012,8 +1012,6 @@
     return;
   }
 
-  SvcGCMarker sgcm(SvcGCMarker::OTHER);
-
   if (VerifyDuringGC) {
     g1h->verifier()->verify(G1HeapVerifier::G1VerifyRemark, VerifyOption_G1UsePrevMarking, "During GC (before)");
   }