141   }
 142   size_t process_cards_threshold() const {
 143     return _process_cards_threshold;
 144   }
 145   static const size_t ProcessCardsThresholdNever = SIZE_MAX;
 146 
 147   // Notify the consumer if the number of buffers crossed the threshold
 148   void notify_if_necessary();
 149 
 150   void merge_bufferlists(G1RedirtyCardsQueueSet* src);
 151 
 152   G1BufferNodeList take_all_completed_buffers();
 153 
 154   // If there are more than stop_at cards in the completed buffers, pop
 155   // a buffer, refine its contents, and return true.  Otherwise return
 156   // false.
 157   //
 158   // Stops processing a buffer if SuspendibleThreadSet::should_yield(),
 159   // returning the incompletely processed buffer to the completed buffer
 160   // list, for later processing of the remainder.
 161   bool refine_completed_buffer_concurrently(uint worker_i, size_t stop_at);
 162 
 163   // If a full collection is happening, reset partial logs, and release
 164   // completed ones: the full collection will make them all irrelevant.
 165   void abandon_logs();
 166 
 167   // If any threads have partial logs, add them to the global list of logs.
 168   void concatenate_logs();
 169 
 170   void set_max_cards(size_t m) {
 171     _max_cards = m;
 172   }
 173   size_t max_cards() const {
 174     return _max_cards;
 175   }
 176 
 177   void set_max_cards_padding(size_t padding) {
 178     _max_cards_padding = padding;
 179   }
 180   size_t max_cards_padding() const {
 181     return _max_cards_padding;

 141   }
 142   size_t process_cards_threshold() const {
 143     return _process_cards_threshold;
 144   }
 145   static const size_t ProcessCardsThresholdNever = SIZE_MAX;
 146 
 147   // Notify the consumer if the number of buffers crossed the threshold
 148   void notify_if_necessary();
 149 
 150   void merge_bufferlists(G1RedirtyCardsQueueSet* src);
 151 
 152   G1BufferNodeList take_all_completed_buffers();
 153 
 154   // If there are more than stop_at cards in the completed buffers, pop
 155   // a buffer, refine its contents, and return true.  Otherwise return
 156   // false.
 157   //
 158   // Stops processing a buffer if SuspendibleThreadSet::should_yield(),
 159   // returning the incompletely processed buffer to the completed buffer
 160   // list, for later processing of the remainder.
 161   bool refine_completed_buffer_concurrently(uint worker_id, size_t stop_at);
 162 
 163   // If a full collection is happening, reset partial logs, and release
 164   // completed ones: the full collection will make them all irrelevant.
 165   void abandon_logs();
 166 
 167   // If any threads have partial logs, add them to the global list of logs.
 168   void concatenate_logs();
 169 
 170   void set_max_cards(size_t m) {
 171     _max_cards = m;
 172   }
 173   size_t max_cards() const {
 174     return _max_cards;
 175   }
 176 
 177   void set_max_cards_padding(size_t padding) {
 178     _max_cards_padding = padding;
 179   }
 180   size_t max_cards_padding() const {
 181     return _max_cards_padding;