src/hotspot/share/gc/g1/heapRegionRemSet.cpp

*** 217,227 ****
        // parsing of the list, if any, may fail to see other entries),
        // the content of the prt must be visible (else for instance
        // some mark bits may not yet seem cleared or a 'later' update
        // performed by a concurrent thread could be undone when the
        // zeroing becomes visible). This requires store ordering.
!       OrderAccess::release_store(&_fine_grain_regions[ind], prt);
        _n_fine_entries++;
  
        // Transfer from sparse to fine-grain.
        SparsePRTEntry *sprt_entry = _sparse_table.get_entry(from_hrm_ind);
        assert(sprt_entry != NULL, "There should have been an entry");
--- 217,227 ----
        // parsing of the list, if any, may fail to see other entries),
        // the content of the prt must be visible (else for instance
        // some mark bits may not yet seem cleared or a 'later' update
        // performed by a concurrent thread could be undone when the
        // zeroing becomes visible). This requires store ordering.
!       Atomic::release_store(&_fine_grain_regions[ind], prt);
        _n_fine_entries++;
  
        // Transfer from sparse to fine-grain.
        SparsePRTEntry *sprt_entry = _sparse_table.get_entry(from_hrm_ind);
        assert(sprt_entry != NULL, "There should have been an entry");