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

*** 254,264 ****
    void clear_card_table(WorkGang* workers) {
      if (_cur_dirty_region == 0) {
        return;
      }
  
!     size_t const num_chunks = align_size_up(_cur_dirty_region * HeapRegion::CardsPerRegion, G1ClearCardTableTask::chunk_size()) / G1ClearCardTableTask::chunk_size();
      uint const num_workers = (uint)MIN2(num_chunks, (size_t)workers->active_workers());
      size_t const chunk_length = G1ClearCardTableTask::chunk_size() / HeapRegion::CardsPerRegion;
  
      // Iterate over the dirty cards region list.
      G1ClearCardTableTask cl(G1CollectedHeap::heap(), _dirty_region_buffer, _cur_dirty_region, chunk_length);
--- 254,264 ----
    void clear_card_table(WorkGang* workers) {
      if (_cur_dirty_region == 0) {
        return;
      }
  
!     size_t const num_chunks = align_up(_cur_dirty_region * HeapRegion::CardsPerRegion, G1ClearCardTableTask::chunk_size()) / G1ClearCardTableTask::chunk_size();
      uint const num_workers = (uint)MIN2(num_chunks, (size_t)workers->active_workers());
      size_t const chunk_length = G1ClearCardTableTask::chunk_size() / HeapRegion::CardsPerRegion;
  
      // Iterate over the dirty cards region list.
      G1ClearCardTableTask cl(G1CollectedHeap::heap(), _dirty_region_buffer, _cur_dirty_region, chunk_length);