1 files changed, 3 insertions, 0 deletions

diff --git a/include/asm-x86/smp.h b/include/asm-x86/smp.h
index 78ef16dd194b..2ad2f4ffe498 100644
--- a/include/asm-x86/smp.h
+++ b/include/asm-x86/smp.h
@@ -109,6 +109,9 @@ extern void prefill_possible_map(void);
 extern unsigned long setup_trampoline(void);
 
 void smp_store_cpu_info(int id);
+#define cpu_physical_id(cpu)    per_cpu(x86_cpu_to_apicid, cpu)
+#else
+#define cpu_physical_id(cpu)            boot_cpu_physical_apicid
 #endif
 
 #ifdef CONFIG_X86_32