src/hotspot/share/gc/z/zPageCache.hpp

*** 28,38 ****
--- 28,44 ----
  #include "gc/z/zPage.hpp"
  #include "gc/z/zValue.hpp"
  #include "memory/allocation.hpp"
  
  class ZPageCacheFlushClosure : public StackObj {
+ protected:
+   const size_t _requested;
+   size_t       _flushed;
+ 
  public:
+   ZPageCacheFlushClosure(size_t requested);
+   size_t overflushed() const;
    virtual bool do_page(const ZPage* page) = 0;
  };
  
  class ZPageCache {
  private:
*** 43,52 ****
--- 49,64 ----
  
    ZPage* alloc_small_page();
    ZPage* alloc_medium_page();
    ZPage* alloc_large_page(size_t size);
  
+   ZPage* alloc_oversized_medium_page(size_t size);
+   ZPage* alloc_oversized_large_page(size_t size);
+   ZPage* alloc_oversized_page(size_t size);
+ 
+   void free_page_inner(ZPage* page);
+ 
    bool flush_list_inner(ZPageCacheFlushClosure* cl, ZList<ZPage>* from, ZList<ZPage>* to);
    void flush_list(ZPageCacheFlushClosure* cl, ZList<ZPage>* from, ZList<ZPage>* to);
    void flush_per_numa_lists(ZPageCacheFlushClosure* cl, ZPerNUMA<ZList<ZPage> >* from, ZList<ZPage>* to);
  
  public: