linux-kernel - Re: [PATCH RFC 04/18] rust: drm: gem: Add GEM object abstraction

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Date:   Wed, 5 Apr 2023 13:19:47 +0200
From:   Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To:     Asahi Lina <lina@...hilina.net>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>,
        Miguel Ojeda <ojeda@...nel.org>,
        Alex Gaynor <alex.gaynor@...il.com>,
        Wedson Almeida Filho <wedsonaf@...il.com>,
        Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
        Björn Roy Baron <bjorn3_gh@...tonmail.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Christian König <christian.koenig@....com>,
        Luben Tuikov <luben.tuikov@....com>,
        Jarkko Sakkinen <jarkko@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Karol Herbst <kherbst@...hat.com>,
        Ella Stanforth <ella@...unix.org>,
        Faith Ekstrand <faith.ekstrand@...labora.com>,
        Mary <mary@...y.zone>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, rust-for-linux@...r.kernel.org,
        linux-media@...r.kernel.org, linaro-mm-sig@...ts.linaro.org,
        linux-sgx@...r.kernel.org, asahi@...ts.linux.dev
Cc:     Daniel Vetter <daniel@...ll.ch>
Subject: Re: [PATCH RFC 04/18] rust: drm: gem: Add GEM object abstraction

On Wed, Apr 5, 2023 at 1:08 PM Daniel Vetter <daniel@...ll.ch> wrote:
>
> Uh all the rust helper wrappers for all the kernel in a single file does
> not sound good. Can we not split these up into each subsystem, and then
> maybe instead of sprinkling #ifdef all over a .c file Make the compilation
> of that file conditional on rust support (plus whatever other Kconfig gate
> the other c files has already)?

Indeed, the plan is splitting the `kernel` crate and giving each
subsystem its own crate, bindings, helpers, etc.

Cheers,
Miguel