diff --git a/[refs] b/[refs]
index b433febddb4f..0253ed857b54 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2a8d7bddf273477d6aa81405c9b4bae223e11ed9
+refs/heads/master: a74036f51272975e9538e80cd1bb64dce164b208
diff --git a/trunk/include/linux/serial_core.h b/trunk/include/linux/serial_core.h
index 76e110363745..c31ae43c073d 100644
--- a/trunk/include/linux/serial_core.h
+++ b/trunk/include/linux/serial_core.h
@@ -300,6 +300,7 @@ struct uart_port {
 	void			(*set_termios)(struct uart_port *,
 				               struct ktermios *new,
 				               struct ktermios *old);
+	int			(*handle_irq)(struct uart_port *);
 	void			(*pm)(struct uart_port *, unsigned int state,
 				      unsigned int old);
 	unsigned int		irq;			/* irq number */