src/share/vm/gc/g1/g1RemSet.hpp

@@ -49,10 +49,12 @@
 
 // A G1RemSet in which each heap region has a rem set that records the
 // external heap references into it.  Uses a mod ref bs to track updates,
 // so that they can be used to update the individual region remsets.
 class G1RemSet: public CHeapObj<mtGC> {
+  friend class G1ParScrubRemSetTask;
+
 private:
   G1RemSetScanState* _scan_state;
   G1CardLiveData _card_live_data;
 
   G1RemSetSummary _prev_period_summary;

@@ -135,18 +137,10 @@
 
   // Record, if necessary, the fact that *p (where "p" is in region "from",
   // which is required to be non-NULL) has changed to a new non-NULL value.
   template <class T> void par_write_ref(HeapRegion* from, T* p, uint tid);
 
-  // Requires "region_bm" and "card_bm" to be bitmaps with 1 bit per region
-  // or card, respectively, such that a region or card with a corresponding
-  // 0 bit contains no part of any live object.  Eliminates any remembered
-  // set entries that correspond to dead heap ranges. "worker_num" is the
-  // parallel thread id of the current thread, and "hrclaimer" is the
-  // HeapRegionClaimer that should be used.
-  void scrub(uint worker_num, HeapRegionClaimer* hrclaimer);
-
   // Refine the card corresponding to "card_ptr".
   // If oops_in_heap_closure is not NULL, a true result is returned
   // if the given card contains oops that have references into the
   // current collection set.
   bool refine_card(jbyte* card_ptr,