linux-kernel - Re: [PATCH 06/10] rust: kernel: Update ARef and AlwaysRefCounted imports to use sync::aref

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Message-ID: <44gv3fhqppn4fyg5fnxkhhanlbbxr2slqq7k3kr3owx7frpnxw@idgwxlcv4otn>
Date: Mon, 24 Nov 2025 17:10:50 +0100
From: Uwe Kleine-König <u.kleine-koenig@...libre.com>
To: Shankari Anand <shankari.ak0208@...il.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	Arve Hjønnevåg <arve@...roid.com>, Todd Kjos <tkjos@...roid.com>, Martijn Coenen <maco@...roid.com>, 
	Joel Fernandes <joelagnelf@...dia.com>, Christian Brauner <brauner@...nel.org>, 
	Carlos Llamas <cmllamas@...gle.com>, Suren Baghdasaryan <surenb@...gle.com>, 
	Danilo Krummrich <dakr@...nel.org>, Alice Ryhl <aliceryhl@...gle.com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>, 
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>, 
	Simona Vetter <simona@...ll.ch>, Alexandre Courbot <acourbot@...dia.com>, 
	"Rafael J . Wysocki" <rafael@...nel.org>, Miguel Ojeda <ojeda@...nel.org>, 
	Alex Gaynor <alex.gaynor@...il.com>, Igor Korotin <igor.korotin.linux@...il.com>, 
	Michal Wilczynski <m.wilczynski@...sung.com>, Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, 
	Björn Roy Baron <bjorn3_gh@...tonmail.com>, Benno Lossin <lossin@...nel.org>, 
	Andreas Hindborg <a.hindborg@...nel.org>, Trevor Gross <tmgross@...ch.edu>, 
	Daniel Almeida <daniel.almeida@...labora.com>, Abdiel Janulgue <abdiel.janulgue@...il.com>, 
	Robin Murphy <robin.murphy@....com>, linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org, 
	nouveau@...ts.freedesktop.org, rust-for-linux@...r.kernel.org, linux-pwm@...r.kernel.org
Subject: Re: [PATCH 06/10] rust: kernel: Update ARef and AlwaysRefCounted
 imports to use sync::aref

Hello,

I suggest $Subject ~= s/kernel/pwm/.

On Sun, Nov 23, 2025 at 02:54:34PM +0530, Shankari Anand wrote:
> Update call sites in `pwm.rs` to import `ARef`
> and `AlwaysRefCounted` from `sync::aref`
> instead of `types`.
> 
> This aligns with the ongoing effort to move `ARef` and
> `AlwaysRefCounted` to sync.
> 
> Suggested-by: Benno Lossin <lossin@...nel.org>
> Link: https://github.com/Rust-for-Linux/linux/issues/1173
> Signed-off-by: Shankari Anand <shankari.ak0208@...il.com>
> ---
>  rust/kernel/pwm.rs | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/rust/kernel/pwm.rs b/rust/kernel/pwm.rs
> index cb00f8a8765c..1605d13d5d64 100644
> --- a/rust/kernel/pwm.rs
> +++ b/rust/kernel/pwm.rs
> @@ -13,7 +13,8 @@
>      devres,
>      error::{self, to_result},
>      prelude::*,
> -    types::{ARef, AlwaysRefCounted, Opaque}, //
> +    sync::aref::{ARef, AlwaysRefCounted},
> +    types::Opaque, //
>  };
>  use core::{marker::PhantomData, ptr::NonNull};

having no clue about Rust:

Can this patch be applied independent of the others via the pwm tree? If
I understand correctly it's only patch #10 that depends on the previous
patches, right?

Is there already a merge plan for this series?

Best regards
Uwe

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