linux-kernel - Re: [PATCH 0/3] rust: select AUXILIARY

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Message-Id: <D9WL5Y9Y3AIF.2B315CEVQI4VZ@nvidia.com>
Date: Thu, 15 May 2025 17:20:04 +0900
From: "Alexandre Courbot" <acourbot@...dia.com>
To: "Alexandre Courbot" <acourbot@...dia.com>, "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>, "Benno Lossin"
 <benno.lossin@...ton.me>, "Andreas Hindborg" <a.hindborg@...nel.org>,
 "Alice Ryhl" <aliceryhl@...gle.com>, "Trevor Gross" <tmgross@...ch.edu>,
 "Danilo Krummrich" <dakr@...nel.org>, "David Airlie" <airlied@...il.com>,
 "Simona Vetter" <simona@...ll.ch>, "Maarten Lankhorst"
 <maarten.lankhorst@...ux.intel.com>, "Maxime Ripard" <mripard@...nel.org>,
 "Thomas Zimmermann" <tzimmermann@...e.de>
Cc: <rust-for-linux@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
 <nouveau@...ts.freedesktop.org>, <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH 0/3] rust: select AUXILIARY_BUS instead of depending on
 it

On Thu May 15, 2025 at 3:26 PM JST, Alexandre Courbot wrote:
> I noticed this after trying to understand why my minimal Nova defconfig
> was not selecting NOVA_CORE anymore and why I couldn't even find it in
> menuconfig.
>
> CONFIG_AUXILIARY_BUS cannot be enabled directly and must be selected by
> another module. Options that depend on it thus cannot be enabled unless
> a different module selecting AUXILIARY_BUS is also enabled.
>
> All non-Rust modules using CONFIG_AUXILIARY_BUS select it, so it should
> make sense for the Rust ones to use that scheme as well.
>
> Signed-off-by: Alexandre Courbot <acourbot@...dia.com>

Oops, these commits should have "Fixes:" tags, let me respin.