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Date: Mon, 20 Oct 2025 12:13:25 +0200
Message-Id: <DDN2ITDOVCEV.50CEULQSFLVO@kernel.org>
Subject: Re: [PATCH v5 03/14] gpu: nova-core: gsp: Create wpr metadata
Cc: "Alistair Popple" <apopple@nvidia.com>,
 <rust-for-linux@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
 "Miguel Ojeda" <ojeda@kernel.org>, "Alex Gaynor" <alex.gaynor@gmail.com>,
 "Boqun Feng" <boqun.feng@gmail.com>, "Gary Guo" <gary@garyguo.net>,
 =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>, "Benno Lossin"
 <lossin@kernel.org>, "Andreas Hindborg" <a.hindborg@kernel.org>, "Alice
 Ryhl" <aliceryhl@google.com>, "Trevor Gross" <tmgross@umich.edu>, "David
 Airlie" <airlied@gmail.com>, "Simona Vetter" <simona@ffwll.ch>, "Maarten
 Lankhorst" <maarten.lankhorst@linux.intel.com>, "Maxime Ripard"
 <mripard@kernel.org>, "Thomas Zimmermann" <tzimmermann@suse.de>, "John
 Hubbard" <jhubbard@nvidia.com>, "Joel Fernandes" <joelagnelf@nvidia.com>,
 "Timur Tabi" <ttabi@nvidia.com>, <linux-kernel@vger.kernel.org>,
 <nouveau@lists.freedesktop.org>
To: "Alexandre Courbot" <acourbot@nvidia.com>
From: "Danilo Krummrich" <dakr@kernel.org>
References: <20251013062041.1639529-1-apopple@nvidia.com>
 <20251013062041.1639529-4-apopple@nvidia.com>
 <DDJJ4ECCSE2I.1EUAJRU9JBGNI@nvidia.com>
 <zwaefk62to77b5nyakeiboyj53fge3lysc3z7arp54tyyherdo@nsqhuig7bmbc>
 <DDK4KADWJHMG.1FUPL3SDR26XF@kernel.org>
 <DDMWPMS0U5PK.3IW61GCOI3GZB@nvidia.com>
In-Reply-To: <DDMWPMS0U5PK.3IW61GCOI3GZB@nvidia.com>

On Mon Oct 20, 2025 at 7:40 AM CEST, Alexandre Courbot wrote:
> The alternative would be to have const functions like `usize_to_u64`. It
> doesn't look as smooth as the extention trait, but can be used in const
> contexts.

That's what I thought of, exactly for the reason of being usable in const
contexts (at least for a quick fix in nova-core).

Whether we want an extention trait and a separate temporary const_usize_to_=
u64()
etc. can be discussed in the context of making it common infrastructure.