[ovs-dev] [PATCH ovs v1 0/2] Allow setting MAC on DPDK interfaces

[Noa Levy]

> -----Original Message-----
> From: Tonghao Zhang <xiangxia.m.yue at gmail.com>
> Sent: Monday, March 16, 2020 9:07 AM
> To: Noa Levy <noae at mellanox.com>
> Cc: ovs-dev at openvswitch.org; Ameer Mahagneh
> <ameerm at mellanox.com>; i.maximets at ovn.org
> Subject: Re: [ovs-dev] [PATCH ovs v1 0/2] Allow setting MAC on DPDK
> interfaces
> 
> On Sun, Mar 15, 2020 at 5:49 PM Noa Levy <noae at mellanox.com> wrote:
> >
> > ping
> >
> > > -----Original Message-----
> > > From: Noa Ezra <noae at mellanox.com>
> > > Sent: Thursday, March 5, 2020 4:15 PM
> > > To: ovs-dev at openvswitch.org
> > > Cc: i.maximets at ovn.org; Ameer Mahagneh <ameerm at mellanox.com>;
> Noa
> > > Levy <noae at mellanox.com>; Roni Bar Yanai <roniba at mellanox.com>;
> > > eli at labmailer.mlnx; Majd Dibbiny <majd at mellanox.com>
> > > Subject: [PATCH ovs v1 0/2] Allow setting MAC on DPDK interfaces
> > >
> > > In cloud topology, when SR-IOV with port representors is in use and
> > > VM is not trusted, the orchestration should set the VF mac address.
> > > When using DPDK there is an architecture limitation to set the VF
> > > mac address from host (Linux tooling).
> > > According to previous discussion
> > > (https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fp
> > > atc
> > >
> hwork.ozlabs.org%2Fpatch%2F1215075%2F&data=02%7C01%7Cnoae%4
> > >
> 0mellanox.com%7C334e05153e934601f50308d7c10fb987%7Ca652971c7d2e4d
> > >
> 9ba6a4d149256f461b%7C0%7C0%7C637190145598418235&sdata=kEiOav
> > >
> MVwc5zf4GCLVBeenDFAfk9Sur%2FHM21X%2FIRbA0%3D&reserved=0),
> > > it was agreed to add a new API in ovs-appctl for setting MAC address
> > > on port representors.
> > >
> > > ovs-appctl netdev-dpdk/set-mac <if_name> <mac>
> I guess we can use "ip" tool to set MAC?
For some NIC vendors using "ifconfig" or "ip" commands - is not an option (if the
NIC is not bifurcated).
Therefore OpenStack should use the OVS API to set the MAC address for dpdk interfaces.
> > > Ilya Maximets (1):
> > >   netdev-dpdk: Add ability to set MAC address.
> > >
> > > Noa Ezra (1):
> > >   netdev-dpdk: Allow setting MAC on DPDK interfaces
> > >
> > >  lib/netdev-dpdk.c | 55
> > > ++++++++++++++++++++++++++++++++++++++++++++++++++++---
> > >  1 file changed, 52 insertions(+), 3 deletions(-)
> > >
> > > --
> > > 1.8.3.1
> >
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> 
> 
> --
> Thanks,
> Tonghao