From 0adc301e7b3c098744d0098008b1aa31041e220b Mon Sep 17 00:00:00 2001
From: Geert Uytterhoeven <geert+renesas@glider.be>
Date: Mon, 14 Mar 2016 16:16:13 +0100
Subject: serial: doc: Document .set_ldisc()

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

diff --git a/Documentation/serial/driver b/Documentation/serial/driver
index 3b2a97d..3b08df5 100644
--- a/Documentation/serial/driver
+++ b/Documentation/serial/driver
@@ -259,6 +259,11 @@ hardware.
 	Interrupts: caller dependent.
 	This call must not sleep
 
+  set_ldisc(port,termios)
+	Notifier for discipline change. See Documentation/serial/tty.txt.
+
+	Locking: caller holds port->mutex
+
   pm(port,state,oldstate)
 	Perform any power management related activities on the specified
 	port.  State indicates the new state (defined by
-- 
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