src/share/vm/memory/cardGeneration.hpp

*** 87,97 ****
    size_t free() const;
    MemRegion used_region() const;
  
    void space_iterate(SpaceClosure* blk, bool usedOnly = false);
  
!   void younger_refs_iterate(OopsInGenClosure* blk);
  
    bool is_in(const void* p) const;
  
    CompactibleSpace* first_compaction_space() const;
  };
--- 87,97 ----
    size_t free() const;
    MemRegion used_region() const;
  
    void space_iterate(SpaceClosure* blk, bool usedOnly = false);
  
!   void younger_refs_iterate(OopsInGenClosure* blk, uint n_threads);
  
    bool is_in(const void* p) const;
  
    CompactibleSpace* first_compaction_space() const;
  };