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

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Date:	Wed, 23 Sep 2015 11:50:52 +0200
From:	Michal Marek <mmarek@...e.com>
To:	Michael Ellerman <mpe@...erman.id.au>, linuxppc-dev@...abs.org
Cc:	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 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.

Michal
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