linux-kernel - Re: [PATCH v3 1/2] rust: add abstraction for struct device

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Message-ID: <2024061823-judo-overhang-eeb1@gregkh>
Date: Tue, 18 Jun 2024 07:31:47 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: Danilo Krummrich <dakr@...hat.com>
Cc: rafael@...nel.org, mcgrof@...nel.org, russ.weight@...ux.dev,
	ojeda@...nel.org, alex.gaynor@...il.com, wedsonaf@...il.com,
	boqun.feng@...il.com, gary@...yguo.net, bjorn3_gh@...tonmail.com,
	benno.lossin@...ton.me, a.hindborg@...sung.com,
	aliceryhl@...gle.com, airlied@...il.com, fujita.tomonori@...il.com,
	pstanner@...hat.com, ajanulgu@...hat.com, lyude@...hat.com,
	rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/2] rust: add abstraction for struct device

On Mon, Jun 17, 2024 at 10:29:40PM +0200, Danilo Krummrich wrote:
> Add an (always) reference-counted abstraction for a generic C `struct
> device`. This abstraction encapsulates existing `struct device` instances
> and manages its reference count.
> 
> Subsystems may use this abstraction as a base to abstract subsystem
> specific device instances based on a generic `struct device`, such as
> `struct pci_dev`.
> 
> Co-developed-by: Wedson Almeida Filho <wedsonaf@...il.com>
> Signed-off-by: Wedson Almeida Filho <wedsonaf@...il.com>
> Signed-off-by: Danilo Krummrich <dakr@...hat.com>
> ---
>  rust/helpers.c        |   1 +
>  rust/kernel/device.rs | 102 ++++++++++++++++++++++++++++++++++++++++++
>  rust/kernel/lib.rs    |   1 +
>  3 files changed, 104 insertions(+)
>  create mode 100644 rust/kernel/device.rs

Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>