ERSPAN_II_COS_SHIFT
hdr |= m->m_pkthdr.pf.prio << ERSPAN_II_COS_SHIFT;
m->m_pkthdr.ether_vtag |= ((hdr >> ERSPAN_II_COS_SHIFT) &
m->m_pkthdr.pf.prio = (hdr >> ERSPAN_II_COS_SHIFT) &