1 files changed, 1 insertions, 0 deletions

diff --git a/kernel/sys.c b/kernel/sys.c
index f9492284e5d2..fdad206165d0 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -368,6 +368,7 @@ EXPORT_SYMBOL(unregister_reboot_notifier);
 void kernel_restart(char *cmd)
 {
         kernel_restart_prepare(cmd);
+        disable_nonboot_cpus();
         if (!cmd)
                 printk(KERN_EMERG "Restarting system.\n");
         else