linux-kernel - Re: [PATCH] rust: fix building firmware abstraction on 32bit arm

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Message-ID: <CANiq72=+mYOd-v6W+oZ1hpqRXWn1qdKOuLwTgoafwNViWABj_A@mail.gmail.com>
Date: Fri, 11 Apr 2025 16:18:03 +0200
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Benno Lossin <benno.lossin@...ton.me>
Cc: Christian Schrefl <chrisi.schrefl@...il.com>, Luis Chamberlain <mcgrof@...nel.org>, 
	Russ Weight <russ.weight@...ux.dev>, Danilo Krummrich <dakr@...nel.org>, Miguel Ojeda <ojeda@...nel.org>, 
	Alex Gaynor <alex.gaynor@...il.com>, Boqun Feng <boqun.feng@...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>, linux-kernel@...r.kernel.org, 
	rust-for-linux@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] rust: fix building firmware abstraction on 32bit arm

On Fri, Apr 11, 2025 at 4:15 PM Miguel Ojeda
<miguel.ojeda.sandonis@...il.com> wrote:
>
> In 6.6, C `char` changed to unsigned, but `core::ffi::c_char` is
> signed (in x86_64 at least).

By 6.6, I meant since 6.6.y LTS (since that is the one I remember due
to backports), the actual change happened earlier but after 6.1.y LTS.

Cheers,
Miguel