On 8/30/23 18:17, David Marchand wrote: > On Wed, Aug 30, 2023 at 6:09 PM Ilya Maximets <[email protected]> wrote: >> >> On 8/30/23 18:02, David Marchand wrote: >>> On Wed, Aug 30, 2023 at 1:45 PM Ilya Maximets <[email protected]> wrote: >>>>> +# Fake a veth by creating a tap on kernel side and plug it in OVS using >>>>> the >>>>> +# net/tap DPDK driver. >>>> >>>> Why do we need to fake a veth? It looks strange to me and also error prone >>>> as taps do not behave like veths in some cases. Can we just have a veth >>>> and >>>> open it with af_packet ports like all other testsuites do? >>> >>> When you suggest af_packet port, I suppose you mean netdev-afxdp ports. >> >> No, I meant DPDK's drivers/net/af_packet/rte_eth_af_packet.c. > > That's something I can investigate, though it's been a long time (in a > previous life) since I played with it. > In comparison net/tap seems widely used to me.
That didn't save it from having completely broken checksum offloading. I suppose both the tap and af_packet can be tested in DPDK's CI. The net/af_xdp DPDK driver might be a better maintained alternative as well, I guess. Best regards, Ilya Maximets. _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
