linux-kernel - Re: [PATCH] rust: prelude: add bit function

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Message-ID: <CANeycqror72LmGW2NVL3+Yk+GAx+i-9FdS3GxNmW8sXxSeHFig@mail.gmail.com>
Date: Tue, 30 Jan 2024 17:04:15 -0300
From: Wedson Almeida Filho <wedsonaf@...il.com>
To: Christina Quast <contact@...istina-quast.de>
Cc: 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 <benno.lossin@...ton.me>, Andreas Hindborg <a.hindborg@...sung.com>, 
	Alice Ryhl <aliceryhl@...gle.com>, rust-for-linux@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] rust: prelude: add bit function

On Tue, 30 Jan 2024 at 16:48, Christina Quast
<contact@...istina-quast.de> wrote:
>
> In order to create masks easily, the define BIT() is used in C code.
> This commit adds the same functionality to the rust kernel.

The `rust` branch has a generic `bit` function that allows the
returned bit to be used with or converted to several numeric types.

https://github.com/Rust-for-Linux/linux/blob/rust/rust/kernel/types.rs#L344