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From:   Masahiro Yamada <masahiroy@kernel.org>
Date:   Sat, 16 Jul 2022 17:21:59 +0900
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Subject: Re: [PATCH v7 21/25] Kbuild: add Rust support
To:     Miguel Ojeda <ojeda@kernel.org>
Cc:     Linus Torvalds <torvalds@linux-foundation.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
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        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
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        Dariusz Sosnowski <dsosnowski@dsosnowski.pl>,
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On Mon, May 23, 2022 at 11:04 AM Miguel Ojeda <ojeda@kernel.org> wrote:
>
> Having all the new files in place, we now enable Rust support
> in the build system, including `Kconfig` entries related to Rust,
> the Rust configuration printer, the target specification
> generation script, the version detection script and a few
> other bits.
>
> Co-developed-by: Alex Gaynor <alex.gaynor@gmail.com>
> Signed-off-by: Alex Gaynor <alex.gaynor@gmail.com>
> Co-developed-by: Finn Behrens <me@kloenk.de>
> Signed-off-by: Finn Behrens <me@kloenk.de>
> Co-developed-by: Adam Bratschi-Kaye <ark.email@gmail.com>
> Signed-off-by: Adam Bratschi-Kaye <ark.email@gmail.com>
> Co-developed-by: Wedson Almeida Filho <wedsonaf@google.com>
> Signed-off-by: Wedson Almeida Filho <wedsonaf@google.com>
> Co-developed-by: Michael Ellerman <mpe@ellerman.id.au>
> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
> Co-developed-by: Sven Van Asbroeck <thesven73@gmail.com>
> Signed-off-by: Sven Van Asbroeck <thesven73@gmail.com>
> Co-developed-by: Gary Guo <gary@garyguo.net>
> Signed-off-by: Gary Guo <gary@garyguo.net>
> Co-developed-by: Boris-Chengbiao Zhou <bobo1239@web.de>
> Signed-off-by: Boris-Chengbiao Zhou <bobo1239@web.de>
> Co-developed-by: Boqun Feng <boqun.feng@gmail.com>
> Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
> Co-developed-by: Douglas Su <d0u9.su@outlook.com>
> Signed-off-by: Douglas Su <d0u9.su@outlook.com>
> Co-developed-by: Dariusz Sosnowski <dsosnowski@dsosnowski.pl>
> Signed-off-by: Dariusz Sosnowski <dsosnowski@dsosnowski.pl>
> Co-developed-by: Antonio Terceiro <antonio.terceiro@linaro.org>
> Signed-off-by: Antonio Terceiro <antonio.terceiro@linaro.org>
> Co-developed-by: Daniel Xu <dxu@dxuuu.xyz>
> Signed-off-by: Daniel Xu <dxu@dxuuu.xyz>
> Co-developed-by: Miguel Cano <macanroj@gmail.com>
> Signed-off-by: Miguel Cano <macanroj@gmail.com>
> Co-developed-by: David Gow <davidgow@google.com>
> Signed-off-by: David Gow <davidgow@google.com>
> Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
> ---


> +# Rust targets
> +# ---------------------------------------------------------------------------
> +
> +# "Is Rust available?" target
> +PHONY += rustavailable
> +rustavailable:
> +       $(Q)$(CONFIG_SHELL) $(srctree)/scripts/rust-is-available.sh -v && echo >&2 "Rust is available!"
> +

Is it intentional to print the successful message to stderr?


-- 
Best Regards
Masahiro Yamada