linux-kernel - Re: Build regressions/improvements in v4.14-rc3

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Message-ID: <20171005181755.zqjufzblzgh4wrbm@olymp>
Date:   Thu, 5 Oct 2017 20:17:55 +0200
From:   Thomas Meyer <thomas@...3r.de>
To:     Michael Ellerman <mpe@...erman.id.au>
Cc:     Geert Uytterhoeven <geert@...ux-m68k.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Build regressions/improvements in v4.14-rc3

On Thu, Oct 05, 2017 at 01:43:31PM +1100, Michael Ellerman wrote:
> Thomas Meyer <thomas@...3r.de> writes:
> > On Tue, Oct 03, 2017 at 08:18:14PM +1100, Michael Ellerman wrote:
> ...
> >> 
> >> I've switched it to using one of the toolchains from Free Electrons,
> >> which is built with glibc, and that seems to be working:
> >> 
> >>   http://kisskb.ellerman.id.au/kisskb/buildresult/13171418/
> >> 
> >> 
> >> Let me know if that's no good.
> >
> > Cool, excellent! Look good.
> >
> > Is it also possible to add an allyesconfig and allmodconfig for UML?
> 
> Sure.
> 
>   http://kisskb.ellerman.id.au/kisskb/config/484/
>   http://kisskb.ellerman.id.au/kisskb/config/485/
> 
> They don't build :D
> 
>   arch/um/drivers/vde_user.c:8:24: fatal error: libvdeplug.h: No such file or directory
> 
> 
> Can I just disable that driver? I'd prefer not to install too many host
> packages just to get UML building.

Yes, please disable all CONFIG_UML_NET_* drivers.
allmodconfig for UML is good to catch drivers which actually
should depend on HAS_IOMEM...

mfg
thomas

> 
> cheers