linux-kernel - Re: [PATCH] rust: devres: initialize Devres::inner::data last

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Message-Id: <DBCHFBDWRHZ1.96R3AMCDUX9S@kernel.org>
Date: Tue, 15 Jul 2025 10:22:51 +0200
From: "Danilo Krummrich" <dakr@...nel.org>
To: "Alice Ryhl" <aliceryhl@...gle.com>
Cc: <gregkh@...uxfoundation.org>, <rafael@...nel.org>, <ojeda@...nel.org>,
 <alex.gaynor@...il.com>, <boqun.feng@...il.com>, <gary@...yguo.net>,
 <bjorn3_gh@...tonmail.com>, <lossin@...nel.org>, <a.hindborg@...nel.org>,
 <tmgross@...ch.edu>, <daniel.almeida@...labora.com>,
 <m.wilczynski@...sung.com>, <rust-for-linux@...r.kernel.org>,
 <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] rust: devres: initialize Devres::inner::data last

On Tue Jul 15, 2025 at 9:24 AM CEST, Alice Ryhl wrote:
> On Mon, Jul 14, 2025 at 01:32:35PM +0200, Danilo Krummrich wrote:
>> Users may want to access the Devres object from callbacks registered
>> through the initialization of Devres::inner::data.
>> 
>> For those accesses to be valid, Devres::inner::data must be initialized
>> last [1].
>> 
>> Credit to Boqun for spotting this [2].
>> 
>> Link: https://lore.kernel.org/lkml/DBBPHO26CPBS.2OVI1OERCB2J5@kernel.org/ [1]
>> Link: https://lore.kernel.org/lkml/aHSmxWeIy3L-AKIV@Mac.home/ [2]
>> Signed-off-by: Danilo Krummrich <dakr@...nel.org>
>> ---
>> base-commit: 3964d07dd821efe9680e90c51c86661a98e60a0f
>
> I couldn't find this commit. Where does this apply?

The commit is in driver-core-next.