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

From: Thomas Meyer
Date: Sun Oct 08 2017 - 02:46:44 EST


On Sun, Oct 08, 2017 at 09:50:53AM +1100, Michael Ellerman wrote:
> Thomas Meyer <thomas@xxxxxxxx> writes:
>
> > On Thu, Oct 05, 2017 at 01:43:31PM +1100, Michael Ellerman wrote:
> >> Thomas Meyer <thomas@xxxxxxxx> 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...
>
> OK, I did that, and also turned off GCOV, now I get:
>
> ERROR: "devm_ioremap_resource" [drivers/auxdisplay/img-ascii-lcd.ko] undefined!
>
> http://kisskb.ellerman.id.au/kisskb/buildresult/13175206/
>

Hi,

build looks good. Thanks for the setup!

Above problem is known, but I guess the driver is unmaintained:
See https://patchwork.kernel.org/patch/9893071/

> cheers