diff --git a/arch/x86/kernel/smp_32.c b/arch/x86/kernel/smp_32.c
index e4a6b669a0b824fbceb82169aba5535f02eab57a..cde3a0ecd7161a1d0323637131ebd850bdfca82f 100644
--- a/arch/x86/kernel/smp_32.c
+++ b/arch/x86/kernel/smp_32.c
@@ -611,7 +611,7 @@ static void stop_this_cpu (void * dummy)
 	 */
 	cpu_clear(smp_processor_id(), cpu_online_map);
 	disable_local_APIC();
-	if (cpu_data(smp_processor_id()).hlt_works_ok)
+	if (hlt_works(smp_processor_id()))
 		for(;;) halt();
 	for (;;);
 }
diff --git a/arch/x86/kernel/smp_64.c b/arch/x86/kernel/smp_64.c
index e4494e829dfadb39f87c8f7f728c76b93358bcf5..4e1e2bce969ceb0317dd360bf72d6c32641a8473 100644
--- a/arch/x86/kernel/smp_64.c
+++ b/arch/x86/kernel/smp_64.c
@@ -416,8 +416,9 @@ static void stop_this_cpu(void *dummy)
 	 */
 	cpu_clear(smp_processor_id(), cpu_online_map);
 	disable_local_APIC();
-	for (;;)
-		halt();
+	if (hlt_works(smp_processor_id()))
+		for (;;) halt();
+	for (;;);
 }
 
 void smp_send_stop(void)