1 files changed, 6 insertions, 3 deletions

diff --git a/arch/powerpc/include/asm/smp.h b/arch/powerpc/include/asm/smp.h
index e1afd4c4f695..0d02c11dc331 100644
--- a/arch/powerpc/include/asm/smp.h
+++ b/arch/powerpc/include/asm/smp.h
@@ -160,9 +160,6 @@ static inline void set_hard_smp_processor_id(int cpu, int phys)
 {
         paca[cpu].hw_cpu_id = phys;
 }
-
-extern void smp_release_cpus(void);
-
 #else
 /* 32-bit */
 #ifndef CONFIG_SMP
@@ -179,6 +176,12 @@ static inline void set_hard_smp_processor_id(int cpu, int phys)
 #endif /* !CONFIG_SMP */
 #endif /* !CONFIG_PPC64 */
 
+#if defined(CONFIG_PPC64) && (defined(CONFIG_SMP) || defined(CONFIG_KEXEC))
+extern void smp_release_cpus(void);
+#else
+static inline void smp_release_cpus(void) { };
+#endif
+
 extern int smt_enabled_at_boot;
 
 extern void smp_mpic_probe(void);