drm/virtio/virtgpu_ioctl.c

61 	struct drm_virtgpu_execbuffer *exbuf = data;
70 	int in_fence_fd = exbuf->fence_fd;
77 	if ((exbuf->flags & ~VIRTGPU_EXECBUF_FLAGS))
80 	exbuf->fence_fd = -1;
82 	if (exbuf->flags & VIRTGPU_EXECBUF_FENCE_FD_IN) {
103 	if (exbuf->flags & VIRTGPU_EXECBUF_FENCE_FD_OUT) {
109 	if (exbuf->num_bo_handles) {
110 		bo_handles = kvmalloc_array(exbuf->num_bo_handles,
117 		user_bo_handles = u64_to_user_ptr(exbuf->bo_handles);
119 				   exbuf->num_bo_handles * sizeof(uint32_t))) {
125 							exbuf->num_bo_handles);
140 	buf = vmemdup_user(u64_to_user_ptr(exbuf->command), exbuf->size);
160 		exbuf->fence_fd = out_fence_fd;
164 	virtio_gpu_cmd_submit(vgdev, buf, exbuf->size,