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

*** 49,68 ****
  
    run_service();
  
    // Signal thread has terminated
    MonitorLocker ml(Terminator_lock);
!   OrderAccess::release_store(&_has_terminated, true);
    ml.notify_all();
  }
  
  void ConcurrentGCThread::stop() {
    assert(!should_terminate(), "Invalid state");
    assert(!has_terminated(), "Invalid state");
  
    // Signal thread to terminate
!   OrderAccess::release_store_fence(&_should_terminate, true);
  
    stop_service();
  
    // Wait for thread to terminate
    MonitorLocker ml(Terminator_lock);
--- 49,68 ----
  
    run_service();
  
    // Signal thread has terminated
    MonitorLocker ml(Terminator_lock);
!   Atomic::release_store(&_has_terminated, true);
    ml.notify_all();
  }
  
  void ConcurrentGCThread::stop() {
    assert(!should_terminate(), "Invalid state");
    assert(!has_terminated(), "Invalid state");
  
    // Signal thread to terminate
!   Atomic::release_store_fence(&_should_terminate, true);
  
    stop_service();
  
    // Wait for thread to terminate
    MonitorLocker ml(Terminator_lock);
*** 70,80 ****
      ml.wait();
    }
  }
  
  bool ConcurrentGCThread::should_terminate() const {
!   return OrderAccess::load_acquire(&_should_terminate);
  }
  
  bool ConcurrentGCThread::has_terminated() const {
!   return OrderAccess::load_acquire(&_has_terminated);
  }
--- 70,80 ----
      ml.wait();
    }
  }
  
  bool ConcurrentGCThread::should_terminate() const {
!   return Atomic::load_acquire(&_should_terminate);
  }
  
  bool ConcurrentGCThread::has_terminated() const {
!   return Atomic::load_acquire(&_has_terminated);
  }