[PATCH] smp_call_function_single() cleanup

If we're going to implement smp_call_function_single() on three architecture
with the same prototype then it should have a declaration in a
non-arch-specific header file.

Move it into <linux/smp.h>.

Cc: Stephane Eranian <eranian@hpl.hp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/i386/kernel/smp.c b/arch/i386/kernel/smp.c
index 304243e..465188e 100644
--- a/arch/i386/kernel/smp.c
+++ b/arch/i386/kernel/smp.c
@@ -683,8 +683,8 @@
  * or is or has executed.
  */
 
-int smp_call_function_single (int cpu, void (*func) (void *info), void *info,
-	int nonatomic, int wait)
+int smp_call_function_single(int cpu, void (*func) (void *info), void *info,
+			int nonatomic, int wait)
 {
 	/* prevent preemption and reschedule on another processor */
 	int me = get_cpu();