diff --git a/include/linux/smp.h b/include/linux/smp.h
index b6069c8..9dfa3ee 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -94,13 +94,7 @@ void smp_prepare_boot_cpu(void);
  */
 #define raw_smp_processor_id()			0
 #define hard_smp_processor_id()			0
-
-static inline int smp_call_function(void (*func) (void *info), void *info,
-				    int retry, int wait)
-{
-	return 0;
-}
-
+#define smp_call_function(func,info,retry,wait)	({ 0; })
 #define on_each_cpu(func,info,retry,wait)	({ func(info); 0; })
 static inline void smp_send_reschedule(int cpu) { }
 #define num_booting_cpus()			1