linux-kernel - [PATCH 1/1] Char: tty, delete wake_up_interruptible after tty

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Date:	Wed, 13 Dec 2006 23:01:46 +0100 (CET)
From:	Jiri Slaby <jirislaby@...il.com>
To:	Andrew Morton <akpm@...l.org>
Cc:	Alan <alan@...rguk.ukuu.org.uk>
Subject: [PATCH 1/1] Char: tty, delete wake_up_interruptible after tty_wakeup

tty, delete wake_up_interruptible after tty_wakeup

tty_wakeup calls wake_up_interruptible(&tty->write_wait) itself, it's not
needed to wake up again after tty_wakeup returns.

Signed-off-by: Jiri Slaby <jirislaby@...il.com>
Cc: Alan <alan@...rguk.ukuu.org.uk>

---
commit 740df2239d699c3deda71f3a7790b10fd06c99f8
tree e4b624bb52a581d431b056a0c695b07de2528b97
parent af8e1f039e2f0b822c5b96551b3363da7371b0b5
author Jiri Slaby <jirislaby@...il.com> Wed, 13 Dec 2006 22:55:22 +0100
committer Jiri Slaby <jirislaby@...il.com> Wed, 13 Dec 2006 22:55:22 +0100

 drivers/char/tty_io.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 47a6eac..1974d5a 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -1612,7 +1612,6 @@ void start_tty(struct tty_struct *tty)
 
 	/* If we have a running line discipline it may need kicking */
 	tty_wakeup(tty);
-	wake_up_interruptible(&tty->write_wait);
 }
 
 EXPORT_SYMBOL(start_tty);
-
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