[POWERPC] Fix iseries/smp.c for irq breakage

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/platforms/iseries/smp.c b/arch/powerpc/platforms/iseries/smp.c
index 2eb095e..aee5908 100644
--- a/arch/powerpc/platforms/iseries/smp.c
+++ b/arch/powerpc/platforms/iseries/smp.c
@@ -43,9 +43,11 @@
 #include <asm/cputable.h>
 #include <asm/system.h>
 
+#include "smp.h"
+
 static unsigned long iSeries_smp_message[NR_CPUS];
 
-void iSeries_smp_message_recv(struct pt_regs *regs)
+void iSeries_smp_message_recv(void)
 {
 	int cpu = smp_processor_id();
 	int msg;
@@ -55,7 +57,7 @@
 
 	for (msg = 0; msg < 4; msg++)
 		if (test_and_clear_bit(msg, &iSeries_smp_message[cpu]))
-			smp_message_recv(msg, regs);
+			smp_message_recv(msg);
 }
 
 static inline void smp_iSeries_do_message(int cpu, int msg)