src/hotspot/share/classfile/classLoaderData.hpp

*** 192,202 ****
        Chunk* _next;
  
        Chunk(Chunk* c) : _next(c), _size(0) { }
      };
  
!     Chunk* _head;
  
      void oops_do_chunk(OopClosure* f, Chunk* c, const juint size);
  
     public:
      ChunkedHandleList() : _head(NULL) {}
--- 192,202 ----
        Chunk* _next;
  
        Chunk(Chunk* c) : _next(c), _size(0) { }
      };
  
!     Chunk* volatile _head;
  
      void oops_do_chunk(OopClosure* f, Chunk* c, const juint size);
  
     public:
      ChunkedHandleList() : _head(NULL) {}