diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index df9245c7bd3be3b384146434a0494eea946225dd..83e4b3ff9cdaeda28c6803776eafd67129c00993 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -277,7 +277,7 @@ struct uart_port {
 	struct uart_icount	icount;			/* statistics */
 
 	struct console		*cons;			/* struct console, if any */
-#ifdef CONFIG_SERIAL_CORE_CONSOLE
+#if defined(CONFIG_SERIAL_CORE_CONSOLE) || defined(SUPPORT_SYSRQ)
 	unsigned long		sysrq;			/* sysrq timeout */
 #endif