3 files changed, 2 insertions, 6 deletions

diff --git a/arch/x86_64/kernel/mce.c b/arch/x86_64/kernel/mce.c
index c7587fc39015..bc863c464a1f 100644
--- a/arch/x86_64/kernel/mce.c
+++ b/arch/x86_64/kernel/mce.c
@@ -641,7 +641,6 @@ static __cpuinit int mce_create_device(unsigned int cpu)
         return err;
 }
 
-#ifdef CONFIG_HOTPLUG_CPU
 static void mce_remove_device(unsigned int cpu)
 {
         int i;
@@ -674,7 +673,6 @@ mce_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu)
 static struct notifier_block mce_cpu_notifier = {
         .notifier_call = mce_cpu_callback,
 };
-#endif
 
 static __init int mce_init_device(void)
 {
diff --git a/arch/x86_64/kernel/mce_amd.c b/arch/x86_64/kernel/mce_amd.c
index 883fe747f64c..fa09debad4b7 100644
--- a/arch/x86_64/kernel/mce_amd.c
+++ b/arch/x86_64/kernel/mce_amd.c
@@ -551,7 +551,6 @@ out:
         return err;
 }
 
-#ifdef CONFIG_HOTPLUG_CPU
 /*
  * let's be hotplug friendly.
  * in case of multiple core processors, the first core always takes ownership
@@ -594,12 +593,14 @@ static void threshold_remove_bank(unsigned int cpu, int bank)
 
         sprintf(name, "threshold_bank%i", bank);
 
+#ifdef CONFIG_SMP
         /* sibling symlink */
         if (shared_bank[bank] && b->blocks->cpu != cpu) {
                 sysfs_remove_link(&per_cpu(device_mce, cpu).kobj, name);
                 per_cpu(threshold_banks, cpu)[bank] = NULL;
                 return;
         }
+#endif
 
         /* remove all sibling symlinks before unregistering */
         for_each_cpu_mask(i, b->cpus) {
@@ -656,7 +657,6 @@ static int threshold_cpu_callback(struct notifier_block *nfb,
 static struct notifier_block threshold_cpu_notifier = {
         .notifier_call = threshold_cpu_callback,
 };
-#endif /* CONFIG_HOTPLUG_CPU */
 
 static __init int threshold_init_device(void)
 {
diff --git a/arch/x86_64/kernel/vsyscall.c b/arch/x86_64/kernel/vsyscall.c
index 630036c06c75..3785e4954734 100644
--- a/arch/x86_64/kernel/vsyscall.c
+++ b/arch/x86_64/kernel/vsyscall.c
@@ -275,7 +275,6 @@ static void __cpuinit cpu_vsyscall_init(void *arg)
         vsyscall_set_cpu(raw_smp_processor_id());
 }
 
-#ifdef CONFIG_HOTPLUG_CPU
 static int __cpuinit
 cpu_vsyscall_notifier(struct notifier_block *n, unsigned long action, void *arg)
 {
@@ -284,7 +283,6 @@ cpu_vsyscall_notifier(struct notifier_block *n, unsigned long action, void *arg)
                 smp_call_function_single(cpu, cpu_vsyscall_init, NULL, 0, 1);
         return NOTIFY_DONE;
 }
-#endif
 
 static void __init map_vsyscall(void)
 {