src/hotspot/share/gc/parallel/asPSYoungGen.cpp

rev 49945 : imported patch 8201492-stefanj-review

*** 494,504 ****
  void ASPSYoungGen::reset_after_change() {
    assert_locked_or_safepoint(Heap_lock);
  
    _reserved = MemRegion((HeapWord*)virtual_space()->low_boundary(),
                          (HeapWord*)virtual_space()->high_boundary());
!   PSScavenge::reference_processor()->set_span(_reserved);
  
    HeapWord* new_eden_bottom = (HeapWord*)virtual_space()->low();
    HeapWord* eden_bottom = eden_space()->bottom();
    if (new_eden_bottom != eden_bottom) {
      MemRegion eden_mr(new_eden_bottom, eden_space()->end());
--- 494,504 ----
  void ASPSYoungGen::reset_after_change() {
    assert_locked_or_safepoint(Heap_lock);
  
    _reserved = MemRegion((HeapWord*)virtual_space()->low_boundary(),
                          (HeapWord*)virtual_space()->high_boundary());
!   PSScavenge::set_subject_to_discovery_span(_reserved);
  
    HeapWord* new_eden_bottom = (HeapWord*)virtual_space()->low();
    HeapWord* eden_bottom = eden_space()->bottom();
    if (new_eden_bottom != eden_bottom) {
      MemRegion eden_mr(new_eden_bottom, eden_space()->end());