Commit 84f6fec4 authored Sep 04, 2019 by Gerd Hoffmann

drm/virtio: fix command submission with objects but without fence.

Only call virtio_gpu_array_add_fence if we actually have a fence.

Fixes: da758d51 ("drm/virtio: rework virtio_gpu_execbuffer_ioctl fencing")
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20190904074828.32502-1-kraxel@redhat.com

parent f0c6cef7

drivers/gpu/drm/virtio/virtgpu_vq.c

+5 −4

Original line number	Diff line number	Diff line
		@@ -339,12 +339,13 @@ again:
		goto again;
		}

		if (fence)
		if (fence) {
		virtio_gpu_fence_emit(vgdev, hdr, fence);
		if (vbuf->objs) {
		virtio_gpu_array_add_fence(vbuf->objs, &fence->f);
		virtio_gpu_array_unlock_resv(vbuf->objs);
		}
		}
		notify = virtio_gpu_queue_ctrl_buffer_locked(vgdev, vbuf);
		spin_unlock(&vgdev->ctrlq.qlock);
		if (notify)