--- old/src/hotspot/share/runtime/threadSMR.cpp	2019-11-21 11:17:48.092178585 +0100
+++ new/src/hotspot/share/runtime/threadSMR.cpp	2019-11-21 11:17:47.704172357 +0100
@@ -779,7 +779,7 @@
 bool ThreadsSMRSupport::delete_notify() {
   // Use load_acquire() in order to see any updates to _delete_notify
   // earlier than when delete_lock is grabbed.
-  return (OrderAccess::load_acquire(&_delete_notify) != 0);
+  return (Atomic::load_acquire(&_delete_notify) != 0);
 }
 
 // Safely free a ThreadsList after a Threads::add() or Threads::remove().