--- old/hotspot/src/jdk.hotspot.agent/linux/native/libsaproc/libproc.h	2016-12-02 11:15:01.206362373 -0500
+++ new/hotspot/src/jdk.hotspot.agent/linux/native/libsaproc/libproc.h	2016-12-02 11:14:59.610271862 -0500
@@ -80,6 +80,12 @@
 #include <asm/ptrace.h>
 #endif
 
+#if defined(arm) || defined(arm64)
+struct user_regs_struct {
+    unsigned long   regs[ELF_NGREG];     /* integer and fp regs */
+};
+#endif
+
 // This C bool type must be int for compatibility with Linux calls and
 // it would be a mistake to equivalence it to C++ bool on many platforms