IDPF_VIRTCHNL_VERSION_MAJOR
vvi.major = cpu_to_le32(IDPF_VIRTCHNL_VERSION_MAJOR);
if (major > IDPF_VIRTCHNL_VERSION_MAJOR) {
if (major == IDPF_VIRTCHNL_VERSION_MAJOR &&
major != IDPF_VIRTCHNL_VERSION_MAJOR &&