dp_packet_hwol_set_csum_tcp(struct dp_packet *b)
{
    *dp_packet_ol_flags_ptr(b) |= DP_PACKET_OL_TX_TCP_CKSUM;
}
dp_packet_hwol_set_csum_tcp(struct dp_packet *b)
{
    *dp_packet_ol_flags_ptr(b) |= DP_PACKET_OL_TX_TCP_CKSUM;
}