linux-kernel - Re: [PATCH v4 0/3] rust: Add pr_*

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Message-ID: <87zfish69f.fsf@kernel.org>
Date: Tue, 11 Feb 2025 16:04:44 +0100
From: Andreas Hindborg <a.hindborg@...nel.org>
To: "Jens Korinth via B4 Relay" <devnull+jens.korinth.tuta.io@...nel.org>
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>,  "Alice Ryhl" <aliceryhl@...gle.com>,
  "Trevor Gross" <tmgross@...ch.edu>,  <jens.korinth@...a.io>,
  <rust-for-linux@...r.kernel.org>,  "FUJITA Tomonori"
 <fujita.tomonori@...il.com>,  "Dirk Behme" <dirk.behme@...il.com>,
  <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 0/3] rust: Add pr_*_once macros

Hi Jens,

"Jens Korinth via B4 Relay" <devnull+jens.korinth.tuta.io@...nel.org> writes:

> Add Rust version of pr_[emerg|alert|crit|err|warn|notic|info]_once
> functions, which print a message only once.
>
> Introduces a `OnceLite` abstraction similar to Rust's
> [`std::sync::Once`](https://doc.rust-lang.org/std/sync/struct.Once.html)
> but using the non-blocking mechanism from the kernel's `DO_ONCE_LITE`
> macro, which is used to define the `do_once_lite` Rust macro.
>
> First use case are an implementation of `pr_*_once` message macros to
> print a message only once.
>

Thanks for the patch! Do you plan on sending a new version? If not, do
you mind if I send v5?


Best regards,
Andreas Hindborg