linux-kernel - Re: [PATCH] Makefile: replace headers_install with headers for kselftest

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Date:   Thu, 14 Jul 2022 14:45:18 -0600
From:   Shuah Khan <skhan@...uxfoundation.org>
To:     Guillaume Tucker <guillaume.tucker@...labora.com>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Shuah Khan <shuah@...nel.org>,
        Kees Cook <keescook@...omium.org>
Cc:     Anders Roxell <anders.roxell@...aro.org>, Tim.Bird@...y.com,
        kernel@...labora.com, linux-kbuild@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
        Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: [PATCH] Makefile: replace headers_install with headers for
 kselftest

On 7/13/22 12:33 AM, Guillaume Tucker wrote:
> Replace headers_install with headers as kselftest uses the header
> files from within the kernel tree rather than from a system-wide
> installation.
> 
> We can still run this directly:
> 
>    $ make O=build kselftest-all
> 
> and when building from the selftests directory:
> 
>    $ make O=build headers
>    $ make O=build -C tools/testing/selftests all
> 
> Signed-off-by: Guillaume Tucker <guillaume.tucker@...labora.com>
> Reported-by: Masahiro Yamada <masahiroy@...nel.org>
> ---
>   Makefile | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/Makefile b/Makefile
> index fb2f3bb53a6b..5c934d16664c 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -1347,10 +1347,10 @@ tools/%: FORCE
>   # Kernel selftest
>   
>   PHONY += kselftest
> -kselftest: headers_install
> +kselftest: headers
>   	$(Q)$(MAKE) -C $(srctree)/tools/testing/selftests run_tests
>   
> -kselftest-%: headers_install FORCE
> +kselftest-%: headers FORCE
>   	$(Q)$(MAKE) -C $(srctree)/tools/testing/selftests $*
>   
>   PHONY += kselftest-merge
> 

Thank you for taking care of this. This will go through kbuild?

Acked-by: Shuah Khan <skhan@...uxfoundation.org>

thanks,
-- Shuah