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SubjectRe: LOCALVERSION_AUTO considered harmful
On Sun, 11 Apr 2010, Pavel Machek wrote:

> On Sun 2010-04-11 20:58:58, Geert Uytterhoeven wrote:
> > On Mon, Apr 12, 2010 at 20:51, Alexey Dobriyan <adobriyan@gmail.com> wrote:
> > > On Sun, Apr 11, 2010 at 06:47:01PM +0200, Pavel Machek wrote:
> > >> @@ -99,6 +98,11 @@ config LOCALVERSION_AUTO
> > >>         appended after any matching localversion* files, and after the value
> > >>         set in CONFIG_LOCALVERSION.
> > >>
> > >> +       Unfortunately, such finegrained versioning will mean that you will
> > >> +       not be able to use modules for development; even "make modules"
> > >> +       will change module versions, making recompiled modules impossible
> > >> +       to insert into old kernel.
> > >
> > > That's conditional BS.
> > > Turn off CONFIG_MODVERSIONS already.
> >
> > Yeah, I disabled it ages ago. Even then (before git, probably even
> > before bitkeeper)
> > I had hard times inserting modules...
>
> I _had_ it off
>
> # CONFIG_MODVERSIONS is not set
>
> It seems some checking survives CONFIG_MODVERSIONS unset and that
> checking is strict enough to refuse module load after one "make
> modules" with LOCALVERSION_AUTO on...

So instead of fixing the CONFIG_MODVERSIONS=n case you go the easy way
of killing LOCALVERSION_AUTO ? Brilliant.

Thanks,

tglx
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