diff --git a/src/os_cpu/linux_zero/vm/os_linux_zero.cpp b/src/os_cpu/linux_zero/vm/os_linux_zero.cpp
--- openjdk/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.cpp
+++ openjdk/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.cpp
@@ -408,6 +408,7 @@
 
 extern "C" {
   int SpinPause() {
+    return 0;
   }