From: Alice Ryhl <aliceryhl@google.com>
To: Alexandre Courbot <acourbot@nvidia.com>
Cc: "Miguel Ojeda" <ojeda@kernel.org>,
"Alex Gaynor" <alex.gaynor@gmail.com>,
"Boqun Feng" <boqun.feng@gmail.com>,
"Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Trevor Gross" <tmgross@umich.edu>,
"Danilo Krummrich" <dakr@kernel.org>,
linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org,
nouveau@lists.freedesktop.org
Subject: Re: [PATCH v4 1/2] rust: add `Alignment` type
Date: Fri, 22 Aug 2025 07:58:58 +0000 [thread overview]
Message-ID: <aKgjQq9tfRuCq-cr@google.com> (raw)
In-Reply-To: <20250821-num-v4-1-1f3a425d7244@nvidia.com>
On Thu, Aug 21, 2025 at 09:42:17PM +0900, Alexandre Courbot wrote:
> Alignment operations are very common in the kernel. Since they are
> always performed using a power-of-two value, enforcing this invariant
> through a dedicated type leads to fewer bugs and can improve the
> generated code.
>
> Introduce the `Alignment` type, inspired by the nightly Rust type of the
> same name and providing the same interface, and a new `Alignable` trait
> allowing unsigned integers to be aligned up or down.
>
> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
next prev parent reply other threads:[~2025-08-22 7:59 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-21 12:42 [PATCH v4 0/2] rust: add `Alignment` type Alexandre Courbot
2025-08-21 12:42 ` [PATCH v4 1/2] " Alexandre Courbot
2025-08-22 7:58 ` Alice Ryhl [this message]
2025-09-08 12:02 ` Danilo Krummrich
2025-09-08 12:06 ` Alexandre Courbot
2025-09-08 12:18 ` Miguel Ojeda
2025-09-08 12:36 ` Alexandre Courbot
2025-08-21 12:42 ` [PATCH v4 2/2] gpu: nova-core: use Alignment for alignment-related operations Alexandre Courbot
2025-09-08 11:55 ` [PATCH v4 0/2] rust: add `Alignment` type Alexandre Courbot
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