[dpdk-dev] TX IP checksum offloading
Vladimir Medvedkin
medvedkinv at gmail.com
Thu Nov 7 22:05:09 CET 2013
Hi,
Did you set
m->pkt.vlan_macip.f.l2_len = sizeof(struct ether_hdr);
m->pkt.vlan_macip.f.l3_len = sizeof(struct ipv4_hdr);
fields?
Regards,
Vladimir
2013/11/7 Daniel Kaminsky <daniel.kaminsky at infinitelocality.com>
> Hi,
>
> Did anyone had an experience using the PKT_TX_IP_CKSUM flag?
> I have an application that generates IP traffic but whenever I try to set
> this flag on (*m->ol_flags = PKT_TX_IP_CKSUM)* the rte_mbuf nothing is sent
> out.
> Retrieving that statistics from the ethernet device show zero for opackets
> and oerrors.
>
> I'm using ixgbe driver and DPDK 1.5.0-8 (from Intel) distribution.
>
> Thanks,
> Daniel
>
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