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

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