linux-kernel - Re: [PATCH] rust: clarify the language unstable features in use

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Message-ID: <CANiq72=moB37Kj7kLrEe20hXXYe9q5A9==EyAy+SOPb5mY5HxQ@mail.gmail.com>
Date: Mon, 12 May 2025 15:49:38 +0200
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Miguel Ojeda <ojeda@...nel.org>
Cc: Alex Gaynor <alex.gaynor@...il.com>, 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@...nel.org>, 
	Alice Ryhl <aliceryhl@...gle.com>, Trevor Gross <tmgross@...ch.edu>, 
	Danilo Krummrich <dakr@...nel.org>, rust-for-linux@...r.kernel.org, 
	linux-kernel@...r.kernel.org, patches@...ts.linux.dev
Subject: Re: [PATCH] rust: clarify the language unstable features in use

On Thu, Mar 27, 2025 at 10:13 PM Miguel Ojeda <ojeda@...nel.org> wrote:
>
> We track the details of which Rust features we use at our usual "live
> list" [1] (and its sub-lists), but in light of a discussion in the LWN
> article [2], it would help to clarify it in the source code.
>
> In particular, we are very close to rely only on stable Rust language-wise
> -- essentially only two language features remain (including the `kernel`
> crate).
>
> Thus add some details in both the feature list of the `kernel` crate as
> well as the list of allowed features.
>
> This does not over every single feature, and there are quite a few
> non-language features that we use too. To have the full picture, please
> refer to [1].
>
> Link: https://github.com/Rust-for-Linux/linux/issues/2 [1]
> Link: https://lwn.net/Articles/1015409/ [2]
> Suggested-by: Andreas Hindborg <a.hindborg@...nel.org>
> Signed-off-by: Miguel Ojeda <ojeda@...nel.org>

Applied to `rust-next` -- thanks everyone!

    [ Improved comments with suggestions from the list. - Miguel ]

Cheers,
Miguel