linux-kernel - Re: [PATCH v2 5/7] gpu: nova-core: add extra integer conversion functions and traits

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Message-ID: <10945c03-8642-4c19-b0ed-ffb20c075291@kernel.org>
Date: Mon, 27 Oct 2025 20:23:05 +0100
From: Danilo Krummrich <dakr@...nel.org>
To: Joel Fernandes <joelagnelf@...dia.com>
Cc: Alexandre Courbot <acourbot@...dia.com>, Alice Ryhl
 <aliceryhl@...gle.com>, David Airlie <airlied@...il.com>,
 Simona Vetter <simona@...ll.ch>, 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 <lossin@...nel.org>,
 Andreas Hindborg <a.hindborg@...nel.org>, Trevor Gross <tmgross@...ch.edu>,
 John Hubbard <jhubbard@...dia.com>, Alistair Popple <apopple@...dia.com>,
 Timur Tabi <ttabi@...dia.com>, Edwin Peer <epeer@...dia.com>,
 nouveau@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
 linux-kernel@...r.kernel.org, rust-for-linux@...r.kernel.org
Subject: Re: [PATCH v2 5/7] gpu: nova-core: add extra integer conversion
 functions and traits

On 10/27/25 8:09 PM, Joel Fernandes wrote:
> Why not just implement `From` and `Into` for the types missing it then, with
> adequate comments about why such conversions are Ok for the kernel, instead of
> introducing a new trait? This is exactly what `From`/`Into` is for right?

https://doc.rust-lang.org/reference/items/implementations.html#r-items.impl.trait.orphan-rule.intro