diff --git a/arch/arm64/kernel/hibernate.c b/arch/arm64/kernel/hibernate.c
index 3c74b9fa760ca647aa6811de23d84aacd7a7318d..d55a7b09959b4d3f725ee6400a21fbc963d31b61 100644
--- a/arch/arm64/kernel/hibernate.c
+++ b/arch/arm64/kernel/hibernate.c
@@ -18,7 +18,6 @@
 #include <linux/cpu.h>
 #include <linux/kvm_host.h>
 #include <linux/mm.h>
-#include <linux/notifier.h>
 #include <linux/pm.h>
 #include <linux/sched.h>
 #include <linux/suspend.h>
@@ -545,31 +544,6 @@ int swsusp_arch_resume(void)
 	return rc;
 }
 
-static int check_boot_cpu_online_pm_callback(struct notifier_block *nb,
-					     unsigned long action, void *ptr)
-{
-	if (action == PM_HIBERNATION_PREPARE &&
-	     cpumask_first(cpu_online_mask) != 0) {
-		pr_warn("CPU0 is offline.\n");
-		return notifier_from_errno(-ENODEV);
-	}
-
-	return NOTIFY_OK;
-}
-
-static int __init check_boot_cpu_online_init(void)
-{
-	/*
-	 * Set this pm_notifier callback with a lower priority than
-	 * cpu_hotplug_pm_callback, so that cpu_hotplug_pm_callback will be
-	 * called earlier to disable cpu hotplug before the cpu online check.
-	 */
-	pm_notifier(check_boot_cpu_online_pm_callback, -INT_MAX);
-
-	return 0;
-}
-core_initcall(check_boot_cpu_online_init);
-
 int hibernate_resume_nonboot_cpu_disable(void)
 {
 	if (sleep_cpu < 0) {