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Date: Fri, 24 Jul 2026 01:41:57 +0200
Message-Id: <DK6CK8OAMJB7.B7BWH6B6U8SR@kernel.org>
Subject: Re: [PATCH] gpu: nova-core: fix packed registry table size
Cc: "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>, "Timur Tabi" <ttabi@nvidia.com>,
 "Eliot Courtney" <ecourtney@nvidia.com>, "Zhi Wang" <zhiw@nvidia.com>,
 <nova-gpu@lists.linux.dev>, <dri-devel@lists.freedesktop.org>,
 <linux-kernel@vger.kernel.org>, "Sashiko" <sashiko-bot@kernel.org>
To: "Alexandre Courbot" <acourbot@nvidia.com>
From: "Danilo Krummrich" <dakr@kernel.org>
References: <20260723-nova-registry-size-fix-v1-1-8f471ba00ab4@nvidia.com>
In-Reply-To: <20260723-nova-registry-size-fix-v1-1-8f471ba00ab4@nvidia.com>

On Thu Jul 23, 2026 at 8:54 AM CEST, Alexandre Courbot wrote:
> `PACKED_REGISTRY_TABLE::size` describes the entire table, including its
> fixed-size header. `SetRegistry` currently initializes it with only the
> variable payload length, omitting the 8 bytes header.
>
> Fix this by using `CommandToGsp::size` to obtain the actual command
> size, including its header.
>
> Fixes: 19b0a6e7c2be ("gpu: nova-core: gsp: Add SetRegistry command")
> Reported-by: Sashiko <sashiko-bot@kernel.org>
> Closes: https://lore.kernel.org/r/20260722075253.B6DDB1F00A3D@smtp.kernel=
.org
> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>

Reviewed-by: Danilo Krummrich <dakr@kernel.org>