XXXX pass in cpu_pause_func via pause_cpus

@@ -735,11 +735,11 @@
         mutex_enter(&cpu_lock);
         if (cpu_are_paused) {
                 mutex_exit(&cpu_lock);
                 return;
         }
-        pause_cpus(NULL);
+        pause_cpus(NULL, NULL);
         cpu_are_paused = 1;
 
         mutex_exit(&cpu_lock);
 }