linux-kernel - Re: [RFC PATCH 1/2] scripts/kconfig/Makefile: Allow KBUILD

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Date:	Thu, 01 Oct 2015 16:14:15 +1000
From:	Michael Ellerman <mpe@...erman.id.au>
To:	Michal Marek <mmarek@...e.com>
Cc:	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org,
	linux-kbuild@...r.kernel.org, yann.morin.1998@...e.fr
Subject: Re: [RFC PATCH 1/2] scripts/kconfig/Makefile: Allow
 KBUILD_DEFCONFIG to be a target

On Fri, 2015-09-25 at 22:46 +0200, Michal Marek wrote:
> Dne 24.9.2015 v 00:16 Michael Ellerman napsal(a):
> > 
> > 
> > On 23 September 2015 19:50:52 GMT+10:00, Michal Marek
> > <mmarek@...e.com> wrote:
> >> On 2015-09-23 07:40, Michael Ellerman wrote:
> >>> +else ifneq ($(wildcard
> >> arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)),)
> >>> @$(kecho) "*** Default configuration is based on
> >> '$(KBUILD_DEFCONFIG)'"
> >>> $(Q)$< $(silent)
> >> --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
> >>> +else +	@$(kecho) "*** Default configuration is based on target
> >> '$(KBUILD_DEFCONFIG)'"
> >>> +	$(Q)$(MAKE) -f $(srctree)/Makefile $(KBUILD_DEFCONFIG) endif
> >> 
> >> What is the anticipated usage of this? The patch is not needed to
> >> make
> >> 
> >> make ppc64le_defconfig
> >> 
> >> work with the second patch. If it was, this would create a loop
> >> anyway.
> > 
> > The idea is to make 'make defconfig' work when KBUILD_DEFCONFIG is
> > ppc64le_defconfig (which happens for us when uname returns ppc64le)
> > and additionally when ppc64le_defconfig is not a real file.
> 
> Ah, that makes sense. You can add
> 
> Acked-by: Michal Marek <mmarek@...e.com>
> 
> if you want.

Thanks. I'll assume by that you mean you're happy if I take both patches
through the powerpc tree.

cheers


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