[ovs-dev] [PATCH RFC 1/1] netdev-dpdk: add dpdk vhost-user ports

Flavio Leitner fbl at sysclose.org
Fri Mar 27 13:57:09 UTC 2015


On Fri, 20 Mar 2015 10:53:14 -0700
Pravin Shelar <pshelar at nicira.com> wrote:

> On Thu, Mar 19, 2015 at 11:48 AM, Ciara Loftus
> <ciara.loftus at intel.com> wrote:
> > This patch adds support for a new port type to the userspace
> > datapath called dpdkvhostuser. It adds to the existing
> > infrastructure of vhost-cuse, however disables vhost-cuse ports in
> > favour of vhost-user ports.
> >
> > A new dpdkvhostuser port will create a unix domain socket which when
> > provided to QEMU is used to facilitate communication between the
> > virtio-net device on the VM and the OVS port.
> >
> Thanks for the patch. I have pushed OVS DPDK vHost cuse patch. Once we
> add support for vhost user, vhost-cuse support should be dropped. 

Do you mean to literally take vhost-cuse out of the code? If so, yes,
I think that makes sense.


> I think we need to wait for dpdk 2.0 for vhost-user support. So can
> you post rebased patch once we move to DPDK 2.0?

Makes sense too. I'd suggest to post another RFC in the meanwhile with
the documentation and code updated to remove vhost-cuse entirely so we
can spot/test bugs before the official DPDK 2.0 is out the doors.

Thanks,
fbl




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