linux-kernel - Re: CONFIG_* used by user-space to figure out whether a feature is on/off

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Message-ID: <20130715180202.GB2433@phenom.dumpdata.com>
Date:	Mon, 15 Jul 2013 14:02:02 -0400
From:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Greg KH <gregkh@...uxfoundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: CONFIG_* used by user-space to figure out whether a feature is
 on/off

On Mon, Jul 15, 2013 at 10:46:17AM -0700, Linus Torvalds wrote:
> On Mon, Jul 15, 2013 at 10:24 AM, Konrad Rzeszutek Wilk
> <konrad.wilk@...cle.com> wrote:
> >
> > If life was that simple.. This particular issue was with inhibiting certain
> > config stanzas if certain features were not built in the kernel. Here is the
> > bug that started it:
> >   http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=633127
> 
> Can somebody please open a grub/xen ticket that says all of this is
> just too confusing and broken, and that it should just be removed
> entirely instead of expanded upon?
> 
> This is a grub bug. It really is that simple. Treat it as one.
> 
> I don't want to break user space applications, but this isn't a
> "user-space app". This is "broken kernel support", and when that
> happens, we call them out for being buggy and don't support them
> (example: all the gcc bugs that have caused us problems over the
> years).

How about I make you proud and post a patch. See:

 http://article.gmane.org/gmane.comp.boot-loaders.grub.devel/20332 
> 
>                  Linus
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