diff --git a/arch/i386/kernel/microcode.c b/arch/i386/kernel/microcode.c
index 47ffec57c0cb..c8fa13721bcb 100644
--- a/arch/i386/kernel/microcode.c
+++ b/arch/i386/kernel/microcode.c
@@ -722,7 +722,7 @@ mc_cpu_callback(struct notifier_block *nb, unsigned long action, void *hcpu)
 	return NOTIFY_OK;
 }
 
-static struct notifier_block mc_cpu_notifier = {
+static struct notifier_block __cpuinitdata mc_cpu_notifier = {
 	.notifier_call = mc_cpu_callback,
 };