From: sashiko-bot@kernel.org
To: "Honglei Huang" <honghuan@amd.com>
Cc: "Eugenio Perez" <eperezma@redhat.com>,
virtualization@lists.linux.dev,
"Michael S. Tsirkin" <mst@redhat.com>,
dri-devel@lists.freedesktop.org
Subject: Re: [RFC PATCH v9 2/4] drm/virtgpu api: add blob userptr resource
Date: Thu, 24 Sep 2026 10:04:34 +0000 [thread overview]
Message-ID: <20260924100435.32BF51F000FF@smtp.kernel.org> (raw)
In-Reply-To: <20260924095556.1326164-3-honghuan@amd.com>
> Add a userptr address field so userspace can request a blob backed
> by an existing process mapping. A non-zero userptr selects that
> path; probe VIRTGPU_PARAM_USERPTR before using the field.
>
> GPU-readonly backing is requested with the virtio CREATE_BLOB wire
> flag VIRTIO_GPU_BLOB_FLAG_USE_READONLY (also
> VIRTGPU_BLOB_FLAG_USE_READONLY). The device MUST NOT write such a
> resource. The guest pins without FOLL_WRITE only when the device
> advertised VIRTIO_GPU_F_BLOB_READONLY (VIRTGPU_PARAM_BLOB_READONLY).
>
> Signed-off-by: Honglei Huang <honghuan@amd.com>
Sashiko has reviewed this patch and found no issues. It looks great!
--
Sashiko AI review · https://sashiko.dev/#/patchset/20260924095556.1326164-1-honghuan@amd.com?part=2
next prev parent reply other threads:[~2026-09-24 10:04 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-24 9:55 [RFC PATCH v9 0/4] virtio-gpu: Add userptr support for compute workloads Honglei Huang
2026-09-24 9:55 ` [RFC PATCH v9 1/4] drm/virtio-gpu: Add VIRTIO_GPU_CAPSET_ROCM capability Honglei Huang
2026-09-24 10:03 ` sashiko-bot
2026-09-24 9:55 ` [RFC PATCH v9 2/4] drm/virtgpu api: add blob userptr resource Honglei Huang
2026-09-24 10:04 ` sashiko-bot [this message]
2026-09-24 9:55 ` [RFC PATCH v9 3/4] drm/virtio: implement userptr resource support Honglei Huang
2026-09-24 10:07 ` sashiko-bot
2026-09-26 11:33 ` Akihiko Odaki
2026-09-28 16:22 ` Huang, Honglei
2026-09-28 17:25 ` Akihiko Odaki
2026-09-29 2:22 ` Huang, Honglei
2026-09-30 4:56 ` Akihiko Odaki
2026-09-30 13:32 ` Huang, Honglei
2026-10-09 18:32 ` Dmitry Osipenko
2026-10-09 18:38 ` Dmitry Osipenko
2026-10-09 18:46 ` Dmitry Osipenko
2026-10-09 18:53 ` Dmitry Osipenko
2026-09-24 9:55 ` [RFC PATCH v9 4/4] drm/virtio: wire blob ioctl creation to userptr objects Honglei Huang
2026-09-24 10:04 ` sashiko-bot
2026-09-27 1:04 ` Akihiko Odaki
2026-09-28 16:23 ` Huang, Honglei
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