Regards
_Sugesh


> -----Original Message-----
> From: Roi Dayan [mailto:r...@mellanox.com]
> Sent: Wednesday, February 15, 2017 7:30 AM
> To: Chandran, Sugesh <sugesh.chand...@intel.com>; d...@openvswitch.org
> Cc: r...@mellanox.com; Paul Blakey <pa...@mellanox.com>; Or Gerlitz
> <ogerl...@mellanox.com>; Hadar Hen Zion <had...@mellanox.com>; Shahar
> Klein <shah...@mellanox.com>; Mark Bloch <ma...@mellanox.com>; Rony
> Efraim <ro...@mellanox.com>; Fastabend, John R
> <john.r.fastab...@intel.com>; Joe Stringer <j...@ovn.org>; Andy
> Gospodarek <a...@greyhouse.net>; Lance Richardson
> <lrich...@redhat.com>; Marcelo Ricardo Leitner <mleit...@redhat.com>;
> Simon Horman <simon.hor...@netronome.com>; Jiri Pirko
> <j...@mellanox.com>
> Subject: Re: [PATCH ovs V3 04/25] other-config: Add hw-offload switch to
> control netdev flow offloading
> 
> 
> 
> On 14/02/2017 01:53, Chandran, Sugesh wrote:
> >
> >
> > Regards
> > _Sugesh
> >
> >
> >> -----Original Message-----
> >> From: Roi Dayan [mailto:r...@mellanox.com]
> >> Sent: Wednesday, February 8, 2017 3:29 PM
> >> To: d...@openvswitch.org
> >> Cc: Paul Blakey <pa...@mellanox.com>; Or Gerlitz
> >> <ogerl...@mellanox.com>; Hadar Hen Zion <had...@mellanox.com>;
> Shahar
> >> Klein <shah...@mellanox.com>; Mark Bloch <ma...@mellanox.com>;
> Rony
> >> Efraim <ro...@mellanox.com>; Fastabend, John R
> >> <john.r.fastab...@intel.com>; Joe Stringer <j...@ovn.org>; Andy
> >> Gospodarek <a...@greyhouse.net>; Lance Richardson
> >> <lrich...@redhat.com>; Marcelo Ricardo Leitner
> <mleit...@redhat.com>;
> >> Simon Horman <simon.hor...@netronome.com>; Jiri Pirko
> >> <j...@mellanox.com>; Chandran, Sugesh <sugesh.chand...@intel.com>
> >> Subject: [PATCH ovs V3 04/25] other-config: Add hw-offload switch to
> >> control netdev flow offloading
> >>
> >> From: Paul Blakey <pa...@mellanox.com>
> >>
> >>      }
> >>
> >> diff --git a/vswitchd/vswitch.xml b/vswitchd/vswitch.xml index
> >> 146a816..942e68f 100644
> >> --- a/vswitchd/vswitch.xml
> >> +++ b/vswitchd/vswitch.xml
> >> @@ -170,6 +170,17 @@
> >>          <p>
> >>            The default is 10000.
> >>          </p>
> >> +    </column>
> >> +
> >> +      <column name="other_config" key="hw-offload"
> >> +              type='{"type": "boolean"}'>
> >> +        <p>
> >> +          Set this value to <code>true</code> to enable netdev flow 
> >> offload.
> >> +        </p>
> >> +        <p>
> >> +          The default value is <code>false</code>. Changing this value
> requires
> >> +          restarting the daemon
> > [Sugesh] Hope its only the case of current implementation. Its possible to
> change the hardware offload status at run-time in the future. The system will
> re-populate the hardware ports accordingly when the status get changed.
> 
> We actually already changed that and the current implementation is same as
> for dpdk-init where we can change from false to true during run time but not
> from true back to false again. can be fixed later.
> 
> In case you do change this at run time we are missing to go over the netdevs
> and add the needed ingress qdisc so this will be needed to be done manually
> if working with this patchset.
> We intend to fix this for V4.
> 
> I see the comment requiring restart also still exists for dpdk-init.
> Maybe we should keep it currently as well until it's fully supported..
[Sugesh] Ok, thank you for the information.
> 
> >> +        </p>
> >>        </column>
> >>
> >>        <column name="other_config" key="dpdk-init"
> >> --
> >> 2.7.4
> >
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