src/share/vm/gc_implementation/shared/gcTrace.hpp

*** 155,164 ****
--- 155,179 ----
  
   public:
    void report_promotion_failed(const PromotionFailedInfo& pf_info);
    void report_tenuring_threshold(const uint tenuring_threshold);
  
+   /*
+    * Generates and commits a Promotion Sample if the trace event is enabled.
+    * 
+    * The object age is always required as it is not certain that the mark word 
+    * can be trusted at this stage.
+    * 
+    * tenured should be true if the object has been promoted to the old 
+    * space during this GC, if the object is copied to survivor space 
+    * from young space or survivor space (aging) tenured should be false.
+    * 
+    * If the plab_size is the same as object size the assumption is that the 
+    * object was directly allocated instead of copied into a PLAB.
+    */
+   void report_promotion_to_new_plab(oop const old, uint age, bool tenured, size_t plab_size);
+ 
   private:
    void send_young_gc_event() const;
    void send_promotion_failed_event(const PromotionFailedInfo& pf_info) const;
  };