Makes smp_call_function a real stmt if CONFIG_SMP is not defined.

This avoid a GCC warning.

diff --git a/xen/include/xen/smp.h b/xen/include/xen/smp.h
index 57f7580adeaac867f7d53504b2cef5e21998f272..959657d856a65c0cf77e9fd4e1b028648274a508 100644 (file)
--- a/xen/include/xen/smp.h
+++ b/xen/include/xen/smp.h
@@ -90,7 +90,7 @@ void smp_prepare_boot_cpu(void);
 #define smp_processor_id()                     0
 #endif
 #define hard_smp_processor_id()                        0
-#define smp_call_function(func,info,retry,wait)        0
+#define smp_call_function(func,info,retry,wait)        do {} while (0)
 #define on_each_cpu(func,info,retry,wait)      ({ func(info); 0; })
 #define num_booting_cpus()                     1
 #define smp_prepare_boot_cpu()                 do {} while (0)