linux-kernel - Re: [PATCH] Include <asm/termbits.h> from <linux/tty

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Date:	Fri, 8 Jun 2007 11:34:01 -0400 (EDT)
From:	"Robert P. J. Day" <rpjday@...dspring.com>
To:	Jan Engelhardt <jengelh@...putergmbh.de>
cc:	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>
Subject: Re: [PATCH] Include <asm/termbits.h> from <linux/tty_driver.h>.

On Fri, 8 Jun 2007, Jan Engelhardt wrote:

>
> On Jun 8 2007 16:30, Alan Cox wrote:
> >
> >>
> >> The header file <linux/tty_driver.h> should include <asm/termbits.h>
> >> to pick up the definition of "struct ktermios"; otherwise, you run the
> >> risk of seeing:
> >
> >Risk - which compile combinations does it actually show up with and
> >is it not better to fix the C file in question not grow the
> >horribly tangled include deps further
>
> struct ktermios; /* that's it */

um ... what does that mean?  consider this snippet from
<linux/tty_driver.h>:

struct tty_driver {
	...
        struct ktermios init_termios; /* Initial termios */
	...

  doesn't this suggest that you better have a definition of that
ktermios struct before this point?

rday
-- 
========================================================================
Robert P. J. Day
Linux Consulting, Training and Annoying Kernel Pedantry
Waterloo, Ontario, CANADA

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