linux-kernel - Re: [PATCH v1] drm/virtio: Factor out common dmabuf unmapping code

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Message-ID: <2e4851e1-976d-4eb3-9171-3f77aff93979@collabora.com>
Date: Thu, 9 Jan 2025 17:04:49 +0300
From: Dmitry Osipenko <dmitry.osipenko@...labora.com>
To: David Airlie <airlied@...hat.com>, Gerd Hoffmann <kraxel@...hat.com>,
 Gurchetan Singh <gurchetansingh@...omium.org>, Chia-I Wu
 <olvaffe@...il.com>, Kim Dongwon <dongwon.kim@...el.com>,
 Kasireddy Vivek <vivek.kasireddy@...el.com>
Cc: Rob Clark <robdclark@...il.com>, dri-devel@...ts.freedesktop.org,
 virtualization@...ts.linux.dev, linux-kernel@...r.kernel.org,
 kernel@...labora.com
Subject: Re: [PATCH v1] drm/virtio: Factor out common dmabuf unmapping code

On 12/2/24 08:39, Dmitry Osipenko wrote:
> Move out dmabuf detachment and unmapping into separate function. This
> removes duplicated code and there is no need to check the GEM's kref now,
> since both bo->attached and bo->sgt are unset under held reservation lock.
> 
> Signed-off-by: Dmitry Osipenko <dmitry.osipenko@...labora.com>
> ---
>  drivers/gpu/drm/virtio/virtgpu_prime.c | 35 ++++++++++++++------------
>  1 file changed, 19 insertions(+), 16 deletions(-)

Made a minor rebase on top of the recent UAF fix and applied to misc-next.

-- 
Best regards,
Dmitry