pvrdma_uar_free
void pvrdma_uar_free(struct pvrdma_dev *dev, struct pvrdma_uar_map *uar);
pvrdma_uar_free(vdev, &context->uar);
pvrdma_uar_free(vdev, &context->uar);
pvrdma_uar_free(to_vdev(ibcontext->device), &context->uar);