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Message-ID: <CAK7LNAQT2y4qGgvr5+GbougTMaq2ZQB=P6aLppB0PudyegpXaw@mail.gmail.com>
Date: Mon, 18 Dec 2023 22:41:59 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc: David Gow <davidgow@...gle.com>, Miguel Ojeda <ojeda@...nel.org>, 
	Wedson Almeida Filho <wedsonaf@...il.com>, Alex Gaynor <alex.gaynor@...il.com>, 
	Nathan Chancellor <nathan@...nel.org>, Nick Desaulniers <ndesaulniers@...gle.com>, 
	Nicolas Schier <nicolas@...sle.eu>, Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, 
	Björn Roy Baron <bjorn3_gh@...tonmail.com>, 
	Benno Lossin <benno.lossin@...ton.me>, Andreas Hindborg <a.hindborg@...sung.com>, 
	Alice Ryhl <aliceryhl@...gle.com>, linux-kbuild@...r.kernel.org, 
	rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org, 
	patches@...ts.linux.dev
Subject: Re: [PATCH] kbuild: rust: add `rustupoverride` target

On Mon, Dec 18, 2023 at 10:33 PM Miguel Ojeda
<miguel.ojeda.sandonis@...il.com> wrote:
>
> On Mon, Dec 18, 2023 at 1:10 PM Masahiro Yamada <masahiroy@...nel.org> wrote:
> >
> > In principle, Kbuild does not require internet connection,
> > or proactively change the system setting.
>
> Yeah, that was what I thought. I agree it can be surprising to have
> Make targets that modify environment/system-level bits (i.e. affecting
> things outside the build).
>
> > Rather, I will manually do this one time for the parent directory:
>
> That can work for many people, yeah. Though I imagine some people may
> want to keep builds (and sources) of different kernel versions in the
> same parent folder (or even other projects). But one can use nested
> overrides too.
>
> > If you want to provide a way for automated settings,
> > you can do it in a script you maintain.
>
> Sounds good. In that case, we can send to the list your patch from the
> `rust` branch if that is OK with you (i.e. I understand you would
> prefer to avoid not just `rustsetup` but also `rustupoverride`).
>
> Thanks Masahiro!
>
> Cheers,
> Miguel


Viresh's v2 was written without relying on this patch.

If that one is better described, that is OK too.





--
Best Regards
Masahiro Yamada

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