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

Konrad Rzeszutek Wilk
2013-07-15T18:02:09Z

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@oracle.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