src/hotspot/share/gc/g1/g1DirtyCardQueue.hpp

*** 76,85 ****
--- 76,95 ----
    size_t _process_cards_threshold;
    volatile bool _process_completed_buffers;
  
    void abandon_completed_buffers();
  
+   // Refine the cards in "node" from its index to buffer_size.
+   // Stops processing if SuspendibleThreadSet::should_yield() is true.
+   // Returns true if the entire buffer was processed, false if there
+   // is a pending yield request.  The node's index is updated to exclude
+   // the processed elements, e.g. up to the element before processing
+   // stopped, or one past the last element if the entire buffer was
+   // processed. Increments *total_refined_cards by the number of cards
+   // processed and removed from the buffer.
+   bool refine_buffer(BufferNode* node, uint worker_id, size_t* total_refined_cards);
+ 
    bool mut_process_buffer(BufferNode* node);
  
    // If the queue contains more cards than configured here, the
    // mutator must start doing some of the concurrent refinement work.
    size_t _max_cards;