linux-kernel - [PATCH v2 18/19] tty: Document c_line == N

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Date:	Sat,  9 Jan 2016 20:41:09 -0800
From:	Peter Hurley <peter@...leysoftware.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Jiri Slaby <jslaby@...e.cz>, linux-kernel@...r.kernel.org,
	Peter Hurley <peter@...leysoftware.com>
Subject: [PATCH v2 18/19] tty: Document c_line == N_TTY initial condition

The line discipline id is stored in the tty's termios; document the
implicit initial value of N_TTY.

Signed-off-by: Peter Hurley <peter@...leysoftware.com>
---
 drivers/tty/tty_io.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index fea8318..eda8715 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -123,7 +123,8 @@ struct ktermios tty_std_termios = {	/* for the benefit of tty drivers  */
 		   ECHOCTL | ECHOKE | IEXTEN,
 	.c_cc = INIT_C_CC,
 	.c_ispeed = 38400,
-	.c_ospeed = 38400
+	.c_ospeed = 38400,
+	/* .c_line = N_TTY, */
 };
 
 EXPORT_SYMBOL(tty_std_termios);
-- 
2.7.0