diff --git a/kernel/printk.c b/kernel/printk.c
index bd2cd06..5c7c325 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -1083,6 +1083,17 @@
 }
 EXPORT_SYMBOL(unregister_console);
 
+static int __init disable_boot_consoles(void)
+{
+	if (console_drivers->flags & CON_BOOT) {
+		printk(KERN_INFO "turn off boot console %s%d\n",
+			console_drivers->name, console_drivers->index);
+		return unregister_console(console_drivers);
+	}
+	return 0;
+}
+late_initcall(disable_boot_consoles);
+
 /**
  * tty_write_message - write a message to a certain tty, not just the console.
  * @tty: the destination tty_struct