diff --git a/arch/powerpc/platforms/iseries/mf.c b/arch/powerpc/platforms/iseries/mf.c
index 97a26137cf40ee03ea082f7a039a5c2ac4c9b211..18054e922bd17e2d5430f54b530556fc4c537e34 100644
--- a/arch/powerpc/platforms/iseries/mf.c
+++ b/arch/powerpc/platforms/iseries/mf.c
@@ -599,7 +599,7 @@ void mf_power_off(void)
  * Global kernel interface to tell the VSP object in the primary
  * partition to reboot this partition.
  */
-void mf_reboot(void)
+void mf_reboot(char *cmd)
 {
 	printk(KERN_INFO "mf.c: Preparing to bounce...\n");
 	signal_ce_msg_simple(0x4e, NULL);
diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c
index 190891ce9cb46a4b7fc5454367fc730921c6bf5f..127af3b0ba824f6c7c5d08af81c9f0f778683659 100644
--- a/arch/powerpc/platforms/iseries/setup.c
+++ b/arch/powerpc/platforms/iseries/setup.c
@@ -554,30 +554,6 @@ static void iSeries_show_cpuinfo(struct seq_file *m)
 	seq_printf(m, "machine\t\t: 64-bit iSeries Logical Partition\n");
 }
 
-/*
- * Document me.
- */
-static void iSeries_restart(char *cmd)
-{
-	mf_reboot();
-}
-
-/*
- * Document me.
- */
-static void iSeries_power_off(void)
-{
-	mf_power_off();
-}
-
-/*
- * Document me.
- */
-static void iSeries_halt(void)
-{
-	mf_power_off();
-}
-
 static void __init iSeries_progress(char * st, unsigned short code)
 {
 	printk("Progress: [%04x] - %s\n", (unsigned)code, st);
@@ -716,9 +692,9 @@ struct machdep_calls __initdata iseries_md = {
 	.get_irq	= iSeries_get_irq,
 	.init_early	= iSeries_init_early,
 	.pcibios_fixup	= iSeries_pci_final_fixup,
-	.restart	= iSeries_restart,
-	.power_off	= iSeries_power_off,
-	.halt		= iSeries_halt,
+	.restart	= mf_reboot,
+	.power_off	= mf_power_off,
+	.halt		= mf_power_off,
 	.get_boot_time	= iSeries_get_boot_time,
 	.set_rtc_time	= iSeries_set_rtc_time,
 	.get_rtc_time	= iSeries_get_rtc_time,
diff --git a/include/asm-powerpc/iseries/mf.h b/include/asm-powerpc/iseries/mf.h
index 335e163daaf37637ea23916a678933b2c5683200..89f3282df04d9f58bba857aa26dcad8573e8c272 100644
--- a/include/asm-powerpc/iseries/mf.h
+++ b/include/asm-powerpc/iseries/mf.h
@@ -41,7 +41,7 @@ extern void mf_deallocate_lp_events(HvLpIndex targetLp, HvLpEvent_Type type,
 		unsigned count, MFCompleteHandler hdlr, void *userToken);
 
 extern void mf_power_off(void);
-extern void mf_reboot(void);
+extern void mf_reboot(char *cmd);
 
 extern void mf_display_src(u32 word);
 extern void mf_display_progress(u16 value);