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

rev 11045 : 8155233: Lazy coarse map clear
Summary: Only clear the coarse bitmaps of the remembered sets if they were dirtied.
Reviewed-by:

*** 77,86 ****
--- 77,87 ----
    G1CollectedHeap* _g1h;
    Mutex*           _m;
    HeapRegion*      _hr;
  
    // These are protected by "_m".
+   bool        _coarse_dirty;
    BitMap      _coarse_map;
    size_t      _n_coarse_entries;
    static jint _n_coarsenings;
  
    PerRegionTable** _fine_grain_regions;