linux-kernel - Re: [PATCH] rust: prelude: re-export `core::mem::{align,size}_of{,

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Message-ID: <87qzxq9p80.fsf@kernel.org>
Date: Tue, 05 Aug 2025 09:55:59 +0200
From: Andreas Hindborg <a.hindborg@...nel.org>
To: Miguel Ojeda <ojeda@...nel.org>, Miguel Ojeda <ojeda@...nel.org>, Alex
 Gaynor <alex.gaynor@...il.com>
Cc: Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
 Björn
 Roy Baron <bjorn3_gh@...tonmail.com>, Benno Lossin <lossin@...nel.org>,
 Alice
 Ryhl <aliceryhl@...gle.com>, Trevor Gross <tmgross@...ch.edu>, Danilo
 Krummrich <dakr@...nel.org>, Alexandre Courbot <acourbot@...dia.com>,
 rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org,
 patches@...ts.linux.dev
Subject: Re: [PATCH] rust: prelude: re-export
 `core::mem::{align,size}_of{,_val}`

"Miguel Ojeda" <ojeda@...nel.org> writes:

> Rust 1.80.0 added:
>
>     align_of
>     align_of_val
>     size_of
>     size_of_val
>
> from `core::mem` to the prelude [1].
>
> For similar reasons, and to minimize potential confusion when code may
> work in later versions but not in our current minimum, add it to our
> prelude too.
>
> Link: https://github.com/rust-lang/rust/pull/123168 [1]
> Link: https://lore.kernel.org/rust-for-linux/CANiq72kOLYR2A95o0ji2mDmEqOKh9e9_60zZKmgF=vZmsW6DRg@mail.gmail.com/ [2]
> Signed-off-by: Miguel Ojeda <ojeda@...nel.org>

Reviewed-by: Andreas Hindborg <a.hindborg@...nel.org>


Best regards,
Andreas Hindborg