linux-kernel - Re: [PATCH] kbuild: auto-convert size types in userspace headers

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Message-ID: <20090118205330.GC2978@uranus.ravnborg.org>
Date:	Sun, 18 Jan 2009 21:53:30 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Mike Frysinger <vapier@...too.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] kbuild: auto-convert size types in userspace headers

On Tue, Dec 30, 2008 at 09:42:47AM -0800, H. Peter Anvin wrote:
> Sam Ravnborg wrote:
> > On Mon, Dec 29, 2008 at 03:35:45PM -0800, H. Peter Anvin wrote:
> >> Sam Ravnborg wrote:
> >>> On Mon, Dec 29, 2008 at 06:12:33AM -0500, Mike Frysinger wrote:
> >>>> Rather than constantly fixing up size type breakage in userspace headers,
> >>>> auto convert the types u_intXX_t, uintXX_t, intXX_t, uXX, and sXX to the
> >>>> appropriate __uXX or __sXX type.
> >>> Is this the right thing to do?
> >>> uintXX_t belongs to a namespace that the kernel should not use.
> >>>
> >>> So being restrictive here would be better I think.
> >> That's the whole point right here.
> >>
> >> All of these types can be -- and are -- used by the kernel internally,
> >> but should only be exported as __uXX or __sXX.
> >>
> >> This is the auto-conversion idea I brought up earlier.
> > 
> > So the patch from Mike has your "Acked-by"?
> > 
> 
> Acked-by: H. Peter Anvin <hpa@...or.com>

Hi hpa.

Despite your ack I chickened out on this one.
We have enough crunch in the userspace headers for now,
so lets see where we end with this before doing any autoconversion.

	Sam
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