[ovs-discuss] Cannot add dpdkvhost user ports

Loftus, Ciara ciara.loftus at intel.com
Tue Oct 13 16:23:38 UTC 2015

> Hi,
> I am trying to add in dpdkvhostuser ports in openvswitch 2.4
> I have followed all the steps described in following documentation
> http://www.ran-lifshitz.com/2015/06/17/open-vswitch-netdev-dpdk-with-
> vhost-user-support/
> I have made sure that following checks are enabled when i build dpdk
> After all the steps, i am able to add ports of type 'dpdk' but when i add port
> of type 'dpdkvhostuser', it throws out following error in the logs
> bridge|WARN|could not open network device dpdkvhost0 (Address family
> not supported by protocol)
> And surprisingly, it adds ports of 'vhostcuse' just fine, even though i have
> made sure a thousand times that i have checked vhostuser flag rather than
> vhostcuse flag (CONFIG_RTE_LIBRTE_VHOST=y in
Make sure that CONFIG_RTE_LIBRTE_VHOST_USER=y too.

> dpdk2.0.0/config/linux_common . Infact i have not even loaded 'cuse'
> module.
> Can someone please point it some step im missing?
> Thanks
> Regards
> Haris Tanvir

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