--- old/src/hotspot/share/gc/g1/heapRegionRemSet.inline.hpp 2019-11-21 11:17:12.067600291 +0100 +++ new/src/hotspot/share/gc/g1/heapRegionRemSet.inline.hpp 2019-11-21 11:17:11.631593292 +0100 @@ -65,7 +65,7 @@ _bm.clear(); // Make sure that the bitmap clearing above has been finished before publishing // this PRT to concurrent threads. - OrderAccess::release_store(&_hr, hr); + Atomic::release_store(&_hr, hr); } template