Message ID | 20210811040401.1264234-1-stevensd@chromium.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | drm/virtio: set non-cross device blob uuid_state | expand |
On Wed, Aug 11, 2021 at 01:04:01PM +0900, David Stevens wrote: > Blob resources without the cross device flag don't have a uuid to share > with other virtio devices. When exporting such blobs, set uuid_state to > STATE_ERR so that virtgpu_virtio_get_uuid doesn't hang. > > Signed-off-by: David Stevens <stevensd@chromium.org> Pushed to drm-misc-next. thanks, Gerd
diff --git a/drivers/gpu/drm/virtio/virtgpu_prime.c b/drivers/gpu/drm/virtio/virtgpu_prime.c index 807a27a16365..e45dbf14b307 100644 --- a/drivers/gpu/drm/virtio/virtgpu_prime.c +++ b/drivers/gpu/drm/virtio/virtgpu_prime.c @@ -98,6 +98,8 @@ struct dma_buf *virtgpu_gem_prime_export(struct drm_gem_object *obj, } else { bo->uuid_state = STATE_ERR; } + } else if (!(bo->blob_flags & VIRTGPU_BLOB_FLAG_USE_CROSS_DEVICE)) { + bo->uuid_state = STATE_ERR; } exp_info.ops = &virtgpu_dmabuf_ops.ops;
Blob resources without the cross device flag don't have a uuid to share with other virtio devices. When exporting such blobs, set uuid_state to STATE_ERR so that virtgpu_virtio_get_uuid doesn't hang. Signed-off-by: David Stevens <stevensd@chromium.org> --- drivers/gpu/drm/virtio/virtgpu_prime.c | 2 ++ 1 file changed, 2 insertions(+)