linux-kernel - Re: [PATCH v2 5/6] rust: debugfs: Allow access to device in Devres-wrapped scopes

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Message-Id: <DG5G9GZ3KB4Q.QCBC35TTSNWK@kernel.org>
Date: Tue, 03 Feb 2026 16:59:24 +0100
From: "Danilo Krummrich" <dakr@...nel.org>
To: "Matthew Maurer" <mmaurer@...gle.com>
Cc: "Bjorn Andersson" <andersson@...nel.org>, "Konrad Dybcio"
 <konradybcio@...nel.org>, "Satya Durga Srinivasu Prabhala"
 <satyap@...cinc.com>, "Miguel Ojeda" <ojeda@...nel.org>, "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>, "Alice
 Ryhl" <aliceryhl@...gle.com>, "Trevor Gross" <tmgross@...ch.edu>, "Daniel
 Almeida" <daniel.almeida@...labora.com>, "Greg Kroah-Hartman"
 <gregkh@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>,
 "David Airlie" <airlied@...il.com>, "Simona Vetter" <simona@...ll.ch>,
 "Michal Wilczynski" <m.wilczynski@...sung.com>, "Dave Ertman"
 <david.m.ertman@...el.com>, "Ira Weiny" <ira.weiny@...el.com>, "Leon
 Romanovsky" <leon@...nel.org>, "Trilok Soni" <tsoni@...cinc.com>,
 <linux-kernel@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
 <rust-for-linux@...r.kernel.org>, <driver-core@...ts.linux.dev>,
 <dri-devel@...ts.freedesktop.org>, <linux-pwm@...r.kernel.org>
Subject: Re: [PATCH v2 5/6] rust: debugfs: Allow access to device in
 Devres-wrapped scopes

On Tue Feb 3, 2026 at 4:46 PM CET, Matthew Maurer wrote:
> This adds support for creating a DebugFS directory which is aware that
> it is bound to a device. As a result, callbacks under that directory
> have access to a bound device which gives them efficient access to other
> Devres, ability to use dev_err! and friends, etc.
>

Suggested-by: Danilo Krummrich <dakr@...nel.org>

> Signed-off-by: Matthew Maurer <mmaurer@...gle.com>

Again,

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

if this should go through another tree, but I can also pick it up.