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Message-ID: <CANiq72nYx=ZKB1_Qj9O2+oKBHWL5MVifKHSvgt9MbfLZQ4WWHA@mail.gmail.com>
Date: Fri, 29 Mar 2024 20:45:37 +0100
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Alice Ryhl <aliceryhl@...gle.com>
Cc: Miguel Ojeda <ojeda@...nel.org>, Alex Gaynor <alex.gaynor@...il.com>,
Wedson Almeida Filho <wedsonaf@...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@...sung.com>,
rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] rust: add `Module::as_ptr`
On Mon, Feb 26, 2024 at 10:44 AM Alice Ryhl <aliceryhl@...gle.com> wrote:
>
> This allows you to get a raw pointer to THIS_MODULE for use in unsafe
> code. The Rust Binder RFC uses it when defining fops for the binderfs
> component [1].
>
> This doesn't really need to go in now - it could go in together with
> Rust Binder like how it is sent in the Rust Binder RFC. However, the
> upcoming 1.77.0 release of the Rust compiler introduces a new warning,
> and applying this patch now will silence that warning. That allows us to
> avoid adding the #[allow(dead_code)] annotation seen in [2].
>
> Link: https://lore.kernel.org/rust-for-linux/20231101-rust-binder-v1-2-08ba9197f637@google.com/ [1]
> Link: https://lore.kernel.org/all/20240217002717.57507-1-ojeda@kernel.org/ [2]
> Signed-off-by: Alice Ryhl <aliceryhl@...gle.com>
Applied to `rust-next` (before the Rust version upgrade) -- thanks everyone!
Cheers,
Miguel
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