--- zzzz-none-000/linux-2.6.32.61/mm/vmstat.c	2013-06-10 09:43:48.000000000 +0000
+++ ar10-7272-687/linux-2.6.32.61/mm/vmstat.c	2016-11-02 15:36:05.000000000 +0000
@@ -48,6 +48,15 @@
 }
 EXPORT_SYMBOL_GPL(all_vm_events);
 
+#if defined(CONFIG_AVM_POWERMETER)
+/**--------------------------------------------------------------------------------**\
+ * unprotected - for bh/irq-context 
+\**--------------------------------------------------------------------------------**/
+void __all_vm_events(unsigned long *ret) {
+    sum_vm_events(ret, cpu_online_mask);
+}
+#endif/*--- #if defined(CONFIG_AVM_POWERMETER) ---*/
+
 #ifdef CONFIG_HOTPLUG
 /*
  * Fold the foreign cpu events into our own.