RNBD_PROTO_VER_MAJOR
sess->ver = min_t(u8, rsp->ver, RNBD_PROTO_VER_MAJOR);
msg.ver = RNBD_PROTO_VER_MAJOR;
__entry->srv_ver = RNBD_PROTO_VER_MAJOR;
prio = srv_sess->ver < RNBD_PROTO_VER_MAJOR ||
srv_sess->ver = min_t(u8, sess_info_msg->ver, RNBD_PROTO_VER_MAJOR);