linux-kernel - Re: [PATCH v4 12/15] rust: pin-init: internal: init: add support for attributes on initializer fields

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Message-Id: <DFPZIHWK6DAN.2ZOA68E8NZMM0@garyguo.net>
Date: Fri, 16 Jan 2026 11:41:53 +0000
From: "Gary Guo" <gary@...yguo.net>
To: "Benno Lossin" <lossin@...nel.org>, "Gary Guo" <gary@...yguo.net>,
 "Miguel Ojeda" <ojeda@...nel.org>, "Boqun Feng" <boqun.feng@...il.com>,
 Björn Roy Baron <bjorn3_gh@...tonmail.com>, "Andreas
 Hindborg" <a.hindborg@...nel.org>, "Alice Ryhl" <aliceryhl@...gle.com>,
 "Trevor Gross" <tmgross@...ch.edu>, "Danilo Krummrich" <dakr@...nel.org>
Cc: <rust-for-linux@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 12/15] rust: pin-init: internal: init: add support
 for attributes on initializer fields

On Fri Jan 16, 2026 at 10:54 AM GMT, Benno Lossin wrote:
> Initializer fields ought to support the same attributes that are allowed
> in struct initializers on fields. For example, `cfg` or lint levels such
> as `expect`, `allow` etc. Add parsing support for these attributes using
> syn to initializer fields and adjust the macro expansion accordingly.
> 
> Tested-by: Andreas Hindborg <a.hindborg@...nel.org>
> Signed-off-by: Benno Lossin <lossin@...nel.org>

Reviewed-by: Gary Guo <gary@...yguo.net>

> ---
> Changes in v4:
> * remove inclusion of `#[cfg_attr(...)]`
> Changes in v3: none
> Changes in v2:
> * only attach cfg attributes to non-user controlled code for fields
> ---
>  rust/pin-init/internal/src/init.rs | 69 ++++++++++++++++++++++++------
>  1 file changed, 55 insertions(+), 14 deletions(-)