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Date: Tue, 24 Mar 2026 15:45:29 +0100
Message-Id: <DHB3DKHRDIZS.WXMYD9ISB0QU@kernel.org>
Subject: Re: [PATCH v2] gpu: nova-core: gsp: fix undefined behavior in
 command queue code
Cc: "Gary Guo" <gary@garyguo.net>, "Alice Ryhl" <aliceryhl@google.com>,
 "David Airlie" <airlied@gmail.com>, "Simona Vetter" <simona@ffwll.ch>,
 "Alistair Popple" <apopple@nvidia.com>, "John Hubbard"
 <jhubbard@nvidia.com>, "Joel Fernandes" <joelagnelf@nvidia.com>, "Timur
 Tabi" <ttabi@nvidia.com>, "Zhi Wang" <zhiw@nvidia.com>, "Eliot Courtney"
 <ecourtney@nvidia.com>, <rust-for-linux@vger.kernel.org>,
 <dri-devel@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>
To: "Alexandre Courbot" <acourbot@nvidia.com>
From: "Danilo Krummrich" <dakr@kernel.org>
References: <20260323-cmdq-ub-fix-v2-1-77d1213c3f7f@nvidia.com>
 <DHAB9Z571FPB.25927BK1RGNGL@garyguo.net>
 <DHB3CGY1Z5HF.1KSJV8SP8YD8A@nvidia.com>
In-Reply-To: <DHB3CGY1Z5HF.1KSJV8SP8YD8A@nvidia.com>

On Tue Mar 24, 2026 at 3:44 PM CET, Alexandre Courbot wrote:
> Should we apply or drop this patch meanwhile? I/O projections are still
> undergoing review, but I'm fine with dropping it if Danilo thinks we can
> live a bit longer with that UB. It's not like the driver is actively
> doing anything useful yet anyway.

We should pick this up regardless, I/O projections won't we usable for drm-=
rust
this cycle.

Thanks,
Danilo