src/share/vm/gc/shared/cardTableModRefBS.hpp

rev 8802 : G1 performance improvements: card batching, joining, sorting, prefetching and write barrier fence elision and simplification based on a global syncrhonization using handshakes piggybacking on thread-local safepoints.

@@ -41,10 +41,11 @@
 // considerations into account.
 
 class CardTableModRefBS: public ModRefBarrierSet {
   // Some classes get to look at some private stuff.
   friend class VMStructs;
+  friend class G1RemSet;
  protected:
 
   enum CardValues {
     clean_card                  = -1,
     // The mask contains zeros in places for all other values.