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References: <20240130-rust-bit-v1-1-ed2ed6389a58@christina-quast.de>
In-Reply-To: <20240130-rust-bit-v1-1-ed2ed6389a58@christina-quast.de>
From: Wedson Almeida Filho <wedsonaf@gmail.com>
Date: Tue, 30 Jan 2024 17:04:15 -0300
Message-ID: <CANeycqror72LmGW2NVL3+Yk+GAx+i-9FdS3GxNmW8sXxSeHFig@mail.gmail.com>
Subject: Re: [PATCH] rust: prelude: add bit function
To: Christina Quast <contact@christina-quast.de>
Cc: Miguel Ojeda <ojeda@kernel.org>, Alex Gaynor <alex.gaynor@gmail.com>, 
	Boqun Feng <boqun.feng@gmail.com>, Gary Guo <gary@garyguo.net>, 
	=?UTF-8?Q?Bj=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>, 
	Benno Lossin <benno.lossin@proton.me>, Andreas Hindborg <a.hindborg@samsung.com>, 
	Alice Ryhl <aliceryhl@google.com>, rust-for-linux@vger.kernel.org, 
	linux-kernel@vger.kernel.org
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On Tue, 30 Jan 2024 at 16:48, Christina Quast
<contact@christina-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