linux-kernel - Re: [PATCH v2 09/13] kbuild: add cmd_and

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Date:   Tue, 31 Aug 2021 10:39:31 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     linux-kbuild@...r.kernel.org,
        Michal Marek <michal.lkml@...kovi.net>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 09/13] kbuild: add cmd_and_savecmd macro

On Tue, Aug 31, 2021 at 04:40:00PM +0900, Masahiro Yamada wrote:
> Separate out the command execution part of if_changed, as we did
> for if_changed_dep.
> 
> This allows us to reuse it in if_changed_rule.
> 
>   define rule_foo
>           $(call cmd_and_savecmd,foo)
>           $(call cmd,bar)
>   endef
> 
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>

Reviewed-by: Kees Cook <keescook@...omium.org>

-- 
Kees Cook