linux-kernel - Re: [PATCH] fbdefio: add set_page

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Date:	Wed, 20 Aug 2008 20:40:54 +0100
From:	Ian Campbell <ijc@...lion.org.uk>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
	stable@...nel.org, jayakumar.lkml@...il.com, npiggin@...e.de,
	a.p.zijlstra@...llo.nl, hugh@...itas.com, hannes@...urebad.de,
	jeremy@...p.org, kel@...ku42.de, armbru@...hat.com
Subject: Re: [PATCH] fbdefio: add set_page_dirty handler to deferred IO FB

On Wed, 2008-08-20 at 12:30 -0700, Andrew Morton wrote:
> On Wed, 20 Aug 2008 19:57:53 +0100 Ian Campbell <ijc@...lion.org.uk>
> wrote:
>  	}
> > +#ifdef CONFIG_FB_DEFERRED_IO
> > +	if (info->fbdefio)
> > +		fb_deferred_io_open(info, inode, file);
> > +#endif
> 
> eww, hacky, but drivers/video/fbmem.c already got hacky:
> 
> #ifdef CONFIG_FB_DEFERRED_IO
>         .fsync =        fb_deferred_io_fsync,
> #endif
> 
> so it's not an original sin.

That's what I figured.

> Does it work?

Yep.

Ian.
-- 
Ian Campbell

Nobody knows what goes between his cold toes and his warm ears.
		-- Roy Harper

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