src/hotspot/share/gc/shared/referenceProcessor.cpp

*** 1029,1039 ****
    // discovered_addr.
    oop current_head = refs_list.head();
    // The last ref must have its discovered field pointing to itself.
    oop next_discovered = (current_head != NULL) ? current_head : obj;
  
!   oop retest = HeapAccess<AS_NO_KEEPALIVE>::oop_atomic_cmpxchg(next_discovered, discovered_addr, oop(NULL));
  
    if (retest == NULL) {
      // This thread just won the right to enqueue the object.
      // We have separate lists for enqueueing, so no synchronization
      // is necessary.
--- 1029,1039 ----
    // discovered_addr.
    oop current_head = refs_list.head();
    // The last ref must have its discovered field pointing to itself.
    oop next_discovered = (current_head != NULL) ? current_head : obj;
  
!   oop retest = HeapAccess<AS_NO_KEEPALIVE>::oop_atomic_cmpxchg(discovered_addr, oop(NULL), next_discovered);
  
    if (retest == NULL) {
      // This thread just won the right to enqueue the object.
      // We have separate lists for enqueueing, so no synchronization
      // is necessary.