diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h
index 29aa6d0752b9..f958e7e49c05 100644
--- a/arch/x86/include/asm/cpu.h
+++ b/arch/x86/include/asm/cpu.h
@@ -15,6 +15,8 @@ extern void prefill_possible_map(void);
 
 static inline void prefill_possible_map(void) {}
 
+#define stack_smp_processor_id()		0
+
 #endif /* CONFIG_SMP */
 
 struct x86_cpu {
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
index 62bd3f68269a..ed4af9a89cfd 100644
--- a/arch/x86/include/asm/smp.h
+++ b/arch/x86/include/asm/smp.h
@@ -173,7 +173,6 @@ extern int safe_smp_processor_id(void);
 #else /* !CONFIG_X86_32_SMP && !CONFIG_X86_64_SMP */
 #define cpu_physical_id(cpu)		boot_cpu_physical_apicid
 #define safe_smp_processor_id()		0
-#define stack_smp_processor_id() 	0
 #endif
 
 #ifdef CONFIG_X86_LOCAL_APIC
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 3f95a40f718a..f7619a2eaffe 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -21,6 +21,7 @@
 #include <asm/asm.h>
 #include <asm/numa.h>
 #include <asm/smp.h>
+#include <asm/cpu.h>
 #ifdef CONFIG_X86_LOCAL_APIC
 #include <asm/mpspec.h>
 #include <asm/apic.h>