linux-kernel - Re: [Patch] um: fix a build error

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Date:	Tue, 22 Jul 2008 18:42:37 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	WANG Cong <xiyou.wangcong@...il.com>
Cc:	Eric Sesterhenn <snakebyte@....de>, xiyou.wangcong@...il.com,
	linux-kernel@...r.kernel.org,
	user-mode-linux-devel@...ts.sourceforge.net, jdike@...toit.com
Subject: Re: [Patch] um: fix a build error

On Tue, 22 Jul 2008 18:35:09 +0100
WANG Cong <xiyou.wangcong@...il.com> wrote:

> On Tue, Jul 22, 2008 at 11:53:54AM +0100, Alan Cox wrote:
> >> Signed-off-by: Eric Sesterhenn <snakebyte@....de>
> >> 
> >> --- linux-2.6/arch/um/drivers/line.c.orig	2008-07-22 12:06:17.000000000 +0200
> >> +++ linux-2.6/arch/um/drivers/line.c	2008-07-22 12:06:49.000000000 +0200
> >> @@ -362,10 +362,8 @@ static irqreturn_t line_write_interrupt(
> >>  	if (tty == NULL)
> >>  		return IRQ_NONE;
> >>  
> >> -	if (test_bit(TTY_DO_WRITE_WAKEUP, &tty->flags) &&
> >> -	   (tty->ldisc.write_wakeup != NULL))
> >> -		(tty->ldisc.write_wakeup)(tty);
> >> -
> >> +	if (test_bit(TTY_DO_WRITE_WAKEUP, &tty->flags))
> >> +		tty_wakeup(tty);
> >
> >Sorry I should have been clearer - you don't want the test_bit either.
> >
> 
> What about the below one?
> 
> Signed-off-by: WANG Cong <wangcong@...ux.org>

Acked-by: Alan Cox <alan@...hat.com>
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