--- old/src/hotspot/share/runtime/threadSMR.cpp	2018-03-20 11:59:01.999919407 -0700
+++ new/src/hotspot/share/runtime/threadSMR.cpp	2018-03-20 11:59:01.888919080 -0700
@@ -29,6 +29,7 @@
 #include "runtime/thread.inline.hpp"
 #include "runtime/threadSMR.inline.hpp"
 #include "services/threadService.hpp"
+#include "utilities/copy.hpp"
 #include "utilities/globalDefinitions.hpp"
 #include "utilities/resourceHash.hpp"