--- old/src/share/vm/gc/g1/heapRegionRemSet.hpp	2016-04-28 22:33:44.821088744 +0200
+++ new/src/share/vm/gc/g1/heapRegionRemSet.hpp	2016-04-28 22:33:44.717085585 +0200
@@ -79,6 +79,7 @@
   HeapRegion*      _hr;
 
   // These are protected by "_m".
+  bool        _coarse_dirty;
   BitMap      _coarse_map;
   size_t      _n_coarse_entries;
   static jint _n_coarsenings;