diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 5cf35a774dc7..b3ea50aabba3 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -21,6 +21,8 @@
 #include <linux/sched/hotplug.h>
 #include <linux/atomic.h>
 #include <linux/clockchips.h>
+#include <linux/profile.h>
+
 #include <asm/processor.h>
 #include <asm/mmu_context.h>
 #include <asm/smp.h>
@@ -170,7 +172,7 @@ void native_play_dead(void)
 }
 #endif
 
-asmlinkage void start_secondary(void)
+static asmlinkage void start_secondary(void)
 {
 	unsigned int cpu = smp_processor_id();
 	struct mm_struct *mm = &init_mm;