linux-kernel - Re: [PATCH 1/1] rust: pin-init: Implement `InPlaceWrite<T>` for `&'static mut MaybeUninit<T>`

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Message-Id: <DFQRURCFSDK1.1AJU43WLGBXK2@kernel.org>
Date: Sat, 17 Jan 2026 10:54:25 +0100
From: "Benno Lossin" <lossin@...nel.org>
To: "Benno Lossin" <lossin@...nel.org>, "Miguel Ojeda" <ojeda@...nel.org>,
 "Boqun Feng" <boqun.feng@...il.com>, "Gary Guo" <gary@...yguo.net>,
 Björn Roy Baron <bjorn3_gh@...tonmail.com>, "Andreas
 Hindborg" <a.hindborg@...nel.org>, "Alice Ryhl" <aliceryhl@...gle.com>,
 "Trevor Gross" <tmgross@...ch.edu>, "Danilo Krummrich" <dakr@...nel.org>,
 "Fiona Behrens" <me@...enk.dev>, "Christian Schrefl"
 <chrisi.schrefl@...il.com>
Cc: "Oleksandr Babak" <alexanderbabak@...ton.me>,
 <rust-for-linux@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] rust: pin-init: Implement `InPlaceWrite<T>` for
 `&'static mut MaybeUninit<T>`

On Thu Jan 8, 2026 at 1:43 PM CET, Benno Lossin wrote:
> From: Oleksandr Babak <alexanderbabak@...ton.me>
>
> This feature allows users to use `&'static mut MaybeUninit<T>` as a
> place to initialize the value. It mirrors an existing implemetation
> for `Box<MaybeUninit>`, but enables users to use external allocation
> mechanisms such as `static_cell` [1].
>
> Signed-off-by: Oleksandr Babak <alexanderbabak@...ton.me>
> Link: https://crates.io/crates/static_cell [1]
> [ Added link to `static_cell` - Benno ]
> Signed-off-by: Benno Lossin <lossin@...nel.org>
> ---
> This is the entire pin-init update this cycle. (excluding the syn
> patches, which I will send soon)
> ---
>  rust/pin-init/src/lib.rs | 27 +++++++++++++++++++++++++++
>  1 file changed, 27 insertions(+)

Applied to pin-init-next, thanks everyone!

Cheers,
Benno