Re: [PATCH v3] kbuild: Show marked Kconfig fragments in "help"

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Kees Cook <keescook@xxxxxxxxxxxx> writes:
> Currently the Kconfig fragments in kernel/configs and arch/*/configs
> that aren't used internally aren't discoverable through "make help",
> which consists of hard-coded lists of config fragments. Instead, list
> all the fragment targets that have a "# Help: " comment prefix so the
> targets can be generated dynamically.
>
> Add logic to the Makefile to search for and display the fragment and
> comment. Add comments to fragments that are intended to be direct targets.
>
> Cc: Nicolas Schier <nicolas@xxxxxxxxx>
> Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
> Cc: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
> Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Cc: x86@xxxxxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
> Cc: linux-riscv@xxxxxxxxxxxxxxxxxxx
> Cc: linux-s390@xxxxxxxxxxxxxxx
> Cc: linux-kbuild@xxxxxxxxxxxxxxx
> Cc: linux-hardening@xxxxxxxxxxxxxxx
> Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
> Co-developed-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
> ---
> v3:
> - Use Makefile logic from Masahiro Yamada
> - Use "# Help: " prefix, but only on desired fragment targets
> v2: https://lore.kernel.org/all/20230825194329.gonna.911-kees@xxxxxxxxxx
> v1: https://lore.kernel.org/all/20230824223606.never.762-kees@xxxxxxxxxx
> ---
>  Makefile                                   |  1 -
>  arch/arm/configs/dram_0x00000000.config    |  1 +
>  arch/arm/configs/dram_0xc0000000.config    |  1 +
>  arch/arm/configs/dram_0xd0000000.config    |  1 +
>  arch/arm/configs/lpae.config               |  1 +
>  arch/arm64/configs/virt.config             |  1 +
>  arch/powerpc/configs/disable-werror.config |  1 +
>  arch/powerpc/configs/security.config       |  4 +++-
  
Acked-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> (powerpc)

cheers



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