diff --git a/arch/s390/include/asm/smp.h b/arch/s390/include/asm/smp.h
index 7326f110d48c..20b37b059e2b 100644
--- a/arch/s390/include/asm/smp.h
+++ b/arch/s390/include/asm/smp.h
@@ -54,6 +54,10 @@ static inline int smp_get_base_cpu(int cpu)
 	return cpu - (cpu % (smp_cpu_mtid + 1));
 }
 
+static inline void smp_cpus_done(unsigned int max_cpus)
+{
+}
+
 extern int smp_rescan_cpus(void);
 extern void __noreturn cpu_die(void);
 extern void __cpu_die(unsigned int cpu);
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index e6be63ff162a..b4f2795a123d 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -1012,10 +1012,6 @@ void __init smp_prepare_boot_cpu(void)
 	smp_cpu_set_polarization(0, POLARIZATION_UNKNOWN);
 }
 
-void __init smp_cpus_done(unsigned int max_cpus)
-{
-}
-
 void __init smp_setup_processor_id(void)
 {
 	pcpu_devices[0].address = stap();