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Date: Tue, 03 Feb 2026 16:56:53 +0100
Message-Id: <DG5G7JH81HEE.1ADZRELXEBNJD@kernel.org>
Subject: Re: [PATCH v2 3/6] rust: device: Support testing devices for
 equality
Cc: "Bjorn Andersson" <andersson@kernel.org>, "Konrad Dybcio"
 <konradybcio@kernel.org>, "Satya Durga Srinivasu Prabhala"
 <satyap@quicinc.com>, "Miguel Ojeda" <ojeda@kernel.org>, "Boqun Feng"
 <boqun.feng@gmail.com>, "Gary Guo" <gary@garyguo.net>,
 =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>, "Benno Lossin"
 <lossin@kernel.org>, "Andreas Hindborg" <a.hindborg@kernel.org>, "Alice
 Ryhl" <aliceryhl@google.com>, "Trevor Gross" <tmgross@umich.edu>, "Daniel
 Almeida" <daniel.almeida@collabora.com>, "Greg Kroah-Hartman"
 <gregkh@linuxfoundation.org>, "Rafael J. Wysocki" <rafael@kernel.org>,
 "David Airlie" <airlied@gmail.com>, "Simona Vetter" <simona@ffwll.ch>,
 "Michal Wilczynski" <m.wilczynski@samsung.com>, "Dave Ertman"
 <david.m.ertman@intel.com>, "Ira Weiny" <ira.weiny@intel.com>, "Leon
 Romanovsky" <leon@kernel.org>, "Trilok Soni" <tsoni@quicinc.com>,
 <linux-kernel@vger.kernel.org>, <linux-arm-msm@vger.kernel.org>,
 <rust-for-linux@vger.kernel.org>, <driver-core@lists.linux.dev>,
 <dri-devel@lists.freedesktop.org>, <linux-pwm@vger.kernel.org>
To: "Matthew Maurer" <mmaurer@google.com>
From: "Danilo Krummrich" <dakr@kernel.org>
References: <20260203-qcom-socinfo-v2-0-d6719db85637@google.com>
 <20260203-qcom-socinfo-v2-3-d6719db85637@google.com>
In-Reply-To: <20260203-qcom-socinfo-v2-3-d6719db85637@google.com>

On Tue Feb 3, 2026 at 4:46 PM CET, Matthew Maurer wrote:
> This allows device drivers to check if, for example, an auxiliary
> devices is one of its children by comparing the parent field, or
> checking if a device parameter is its own device.
>
> Also convert existing `.as_raw() !=3D .as_raw()` to  use this new
> implementation.
>
> Signed-off-by: Matthew Maurer <mmaurer@google.com>

In case this should eventually go through another tree:

Acked-by: Danilo Krummrich <dakr@kernel.org>

But please let me know if you want me to pick it up.