Re: [PATCH] kbuild: use KBUILD_DEFCONFIG as the fallback for DEFCONFIG_LIST

[Will Deacon]

On Fri, Feb 21, 2020 at 06:18:50PM +0900, Masahiro Yamada wrote:
> On Fri, Feb 21, 2020 at 5:50 PM Marek Szyprowski
> <m.szyprowski@xxxxxxxxxxx> wrote:
> > This patch landed in today's linux-next (next-20200221) and broke arm64
> > builds:
> >
> > --->8---
> >
> > $ make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- defconfig
> > *** Default configuration is based on 'defconfig'
> > #
> > # configuration written to .config
> > #
> > $ make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- Image.gz
> > scripts/kconfig/conf  --syncconfig Kconfig
> > scripts/kconfig/conf  --syncconfig Kconfig
> > scripts/kconfig/conf  --syncconfig Kconfig
> > scripts/kconfig/conf  --syncconfig Kconfig
> > scripts/kconfig/conf  --syncconfig Kconfig
> > ...
> >
> > (endless loop)
> >
> > --->8---
> >
> > Reverting it fixes the issue:
> 
> 
> 
> My bad.
> 
> This is because arch/arm64/Makefile does not define
> KBUILD_DEFCONFIG.
> 
> 
> 
> I will drop it.
> 
> Sorry about that.

Thanks, Masahiro.

Will