mainbuf 150 drivers/gpu/drm/virtio/virtgpu_object.c struct ttm_validate_buffer mainbuf; mainbuf 156 drivers/gpu/drm/virtio/virtgpu_object.c memset(&mainbuf, 0, sizeof(struct ttm_validate_buffer)); mainbuf 160 drivers/gpu/drm/virtio/virtgpu_object.c mainbuf.bo = &bo->tbo; mainbuf 161 drivers/gpu/drm/virtio/virtgpu_object.c list_add(&mainbuf.head, &validate_list);