linux-kernel - Re: [PATCH v15 3/3] rust: platform: add resource accessors

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Message-ID: <CANiq72=XaFgMR6rqH5gGoqoAgs4Ub4cicrAqdFGMaKZVij167A@mail.gmail.com>
Date: Sat, 19 Jul 2025 18:29:42 +0200
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Danilo Krummrich <dakr@...nel.org>
Cc: Daniel Almeida <daniel.almeida@...labora.com>, Miguel Ojeda <ojeda@...nel.org>, 
	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 <lossin@...nel.org>, Andreas Hindborg <a.hindborg@...nel.org>, 
	Alice Ryhl <aliceryhl@...gle.com>, Trevor Gross <tmgross@...ch.edu>, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>, 
	linux-kernel@...r.kernel.org, rust-for-linux@...r.kernel.org
Subject: Re: [PATCH v15 3/3] rust: platform: add resource accessors

On Sat, Jul 19, 2025 at 6:19 PM Miguel Ojeda
<miguel.ojeda.sandonis@...il.com> wrote:
>
> Yeah, we had this in the past -- when I introduced the lint, I just
> went with putting in the middle, e.g. in `rust/kernel/sync/lock.rs`'s
> `do_unlocked`.
>
> It has been fairly confusing, because long ago AFAIU it was not
> intended to be supported, but then they introduced a config option for
> it, and then it was made the default, but there were false positives.
>
> It seems it has been finally fixed in
> https://github.com/rust-lang/rust-clippy/pull/13888 for Rust 1.87.0.
>
> I would say just put it in the middle. The only advantage of using an
> `allow` would be using the "reason" field to say we can move it >=
> 1.87, but if we really want to move it, we can always use a normal
> comment to say so instead.

I have added some information and links about this to
https://github.com/Rust-for-Linux/linux/issues/349.

Cheers,
Miguel