linux-kernel - Re: [PATCH v6 3/6] rust: irq: add support for non-threaded IRQs and handlers

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Message-Id: <DBBPHO26CPBS.2OVI1OERCB2J5@kernel.org>
Date: Mon, 14 Jul 2025 12:29:24 +0200
From: "Danilo Krummrich" <dakr@...nel.org>
To: "Boqun Feng" <boqun.feng@...il.com>
Cc: "Benno Lossin" <lossin@...nel.org>, "Daniel Almeida"
 <daniel.almeida@...labora.com>, "Miguel Ojeda" <ojeda@...nel.org>, "Alex
 Gaynor" <alex.gaynor@...il.com>, "Gary Guo" <gary@...yguo.net>,
 Björn Roy Baron <bjorn3_gh@...tonmail.com>, "Andreas
 Hindborg" <a.hindborg@...nel.org>, "Alice Ryhl" <aliceryhl@...gle.com>,
 "Trevor Gross" <tmgross@...ch.edu>, "Greg Kroah-Hartman"
 <gregkh@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>,
 "Thomas Gleixner" <tglx@...utronix.de>, "Bjorn Helgaas"
 <bhelgaas@...gle.com>, Krzysztof Wilczy´nski
 <kwilczynski@...nel.org>, <linux-kernel@...r.kernel.org>,
 <rust-for-linux@...r.kernel.org>, <linux-pci@...r.kernel.org>
Subject: Re: [PATCH v6 3/6] rust: irq: add support for non-threaded IRQs and
 handlers

On Mon Jul 14, 2025 at 11:24 AM CEST, Danilo Krummrich wrote:
> On Mon Jul 14, 2025 at 8:42 AM CEST, Boqun Feng wrote:
>> I think you need to reorder the initialization of `inner` to be after
>> `dev` for this.
>
> Indeed, good catch!

Just to add, it's more than the order of inner and dev. For such use-cases we
have to ensure that Devres as a whole is properly initialized once
Devres::inner::data is initialized.

Going to send a patch for that.