--- old/src/hotspot/share/services/memTracker.cpp	2018-03-20 18:41:12.804039862 -0400
+++ new/src/hotspot/share/services/memTracker.cpp	2018-03-20 18:41:12.165980655 -0400
@@ -25,6 +25,7 @@
 #include "jvm.h"
 
 #include "runtime/mutex.hpp"
+#include "runtime/orderAccess.inline.hpp"
 #include "runtime/vmThread.hpp"
 #include "runtime/vm_operations.hpp"
 #include "services/memBaseline.hpp"