powerpc: Remove checks for MSG_ALL and MSG_ALL_BUT_SELF

Now that smp_ops->smp_message_pass is always called with an (online) cpu
number for the target remove the checks for MSG_ALL and MSG_ALL_BUT_SELF.

Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h
index c6345ac..b0802a5 100644
--- a/arch/powerpc/include/asm/machdep.h
+++ b/arch/powerpc/include/asm/machdep.h
@@ -31,7 +31,7 @@
 
 #ifdef CONFIG_SMP
 struct smp_ops_t {
-	void  (*message_pass)(int target, int msg);
+	void  (*message_pass)(int cpu, int msg);
 	int   (*probe)(void);
 	int   (*kick_cpu)(int nr);
 	void  (*setup_cpu)(int nr);