--- old/src/hotspot/share/gc/cms/cmsHeap.cpp 2018-04-06 10:58:24.244575161 +0200 +++ new/src/hotspot/share/gc/cms/cmsHeap.cpp 2018-04-06 10:58:24.020575169 +0200 @@ -92,8 +92,7 @@ } CardTableRS* CMSHeap::create_rem_set(const MemRegion& reserved_region) { - const bool scan_concurrently = CMSPrecleaningEnabled; - return new CMSCardTable(reserved_region, scan_concurrently); + return new CMSCardTable(reserved_region); } void CMSHeap::initialize_serviceability() {