linux-kernel - Re: [PATCH 2/4] kbuild: collect minimum tool versions into scripts/tool-version.sh

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Date:   Fri, 5 Mar 2021 15:41:22 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Nicolas Pitre <nico@...xnic.net>
Cc:     Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Nathan Chancellor <nathan@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/4] kbuild: collect minimum tool versions into scripts/tool-version.sh

On Fri, Mar 5, 2021 at 7:10 AM Nicolas Pitre <nico@...xnic.net> wrote:
>
> On Thu, 4 Mar 2021, Masahiro Yamada wrote:
>
> > The kernel build uses various tools, many of which are provided by the
> > same software suite, for example, LLVM and Binutils.
> >
> > When we raise the minimal version of Clang/LLVM, we need to update
> > clang_min_version in scripts/cc-version.sh and also lld_min_version in
> > scripts/ld-version.sh.
> >
> > In fact, Kbuild can handle CC=clang and LD=ld.lld independently, and we
> > could manage their minimal version separately, but it does not make
> > much sense.
> >
> > Make scripts/tool-version.sh a central place of minimum tool versions
> > so that we do not need to touch multiple files.
>
> It would be better and self-explanatory if a script that provides the
> minimum version of a tool was actually called ... min_tool-version.sh or
> the like. Otherwise one might think it would give e.g. the current
> version of installed tools.
>
>
> Nicolas

You are right. I will rename it.

-- 
Best Regards
Masahiro Yamada