diff --git a/arch/x86/kernel/mpparse_32.c b/arch/x86/kernel/mpparse_32.c
index f7eceabc7da909873f655b20f10669b864ef0bb0..4d810b0384a5547791631d45573f29ec8973591d 100644
--- a/arch/x86/kernel/mpparse_32.c
+++ b/arch/x86/kernel/mpparse_32.c
@@ -65,8 +65,11 @@ unsigned int def_to_bigsmp = 0;
 
 /* Processor that is doing the boot up */
 unsigned int boot_cpu_physical_apicid = -1U;
-/* Internal processor count */
+
+/* Make it easy to share the UP and SMP code: */
+#ifndef CONFIG_X86_SMP
 unsigned int num_processors;
+#endif
 
 unsigned disabled_cpus __cpuinitdata;
 
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 8b6eefd9e906667ed3720ae72a2b290f32a34aa0..e1288c2626f815daa7abee8abdb725aa27b30e83 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -86,6 +86,9 @@ void *x86_bios_cpu_apicid_early_ptr;
 DEFINE_PER_CPU(u16, x86_bios_cpu_apicid) = BAD_APICID;
 EXPORT_PER_CPU_SYMBOL(x86_bios_cpu_apicid);
 
+/* Internal processor count */
+unsigned int num_processors;
+
 /* Bitmask of physically existing CPUs */
 physid_mask_t phys_cpu_present_map;