src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/code/NMethod.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2017, 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.

@@ -69,11 +69,11 @@
   /** not_entrant method removal. Each mark_sweep pass will update
       this mark to current sweep invocation count if it is seen on the
       stack.  An not_entrant method can be removed when there is no
       more activations, i.e., when the _stack_traversal_mark is less than
       current sweep traversal index. */
-  private static JLongField stackTraversalMarkField;
+  private static CIntegerField stackTraversalMarkField;
 
   private static CIntegerField compLevelField;
 
   static {
     VM.registerVMInitializedObserver(new Observer() {

@@ -103,11 +103,11 @@
     nmethodEndOffsetField       = type.getCIntegerField("_nmethod_end_offset");
     entryPointField             = type.getAddressField("_entry_point");
     verifiedEntryPointField     = type.getAddressField("_verified_entry_point");
     osrEntryPointField          = type.getAddressField("_osr_entry_point");
     lockCountField              = type.getJIntField("_lock_count");
-    stackTraversalMarkField     = type.getJLongField("_stack_traversal_mark");
+    stackTraversalMarkField     = type.getCIntegerField("_stack_traversal_mark");
     compLevelField              = type.getCIntegerField("_comp_level");
     pcDescSize = db.lookupType("PcDesc").getSize();
   }
 
   public NMethod(Address addr) {