Re: [ovs-dev] [RFC] Vhost-user backends cross-version migration support

2017-02-03 Thread Daniel P. Berrange
On Fri, Feb 03, 2017 at 05:34:07PM +0200, Michael S. Tsirkin wrote: > On Fri, Feb 03, 2017 at 03:11:10PM +0100, Maxime Coquelin wrote: > > Hi, > > > > On 02/01/2017 09:35 AM, Maxime Coquelin wrote: > > > Hi, > > > > > > Few months ago, Michael reported a problem about migrating VMs relying > >

Re: [ovs-dev] [libvirt] [RFC] Vhost-user backends cross-version migration support

2017-02-03 Thread Daniel P. Berrange
On Fri, Feb 03, 2017 at 10:41:12AM +0100, Maxime Coquelin wrote: > > > On 02/03/2017 10:27 AM, Daniel P. Berrange wrote: > > On Thu, Feb 02, 2017 at 08:27:18PM +0200, Michael S. Tsirkin wrote: > > > On Thu, Feb 02, 2017 at 06:21:55PM +, Daniel P. Berrange wrote: >

Re: [ovs-dev] [libvirt] [RFC] Vhost-user backends cross-version migration support

2017-02-03 Thread Daniel P. Berrange
On Thu, Feb 02, 2017 at 08:27:18PM +0200, Michael S. Tsirkin wrote: > On Thu, Feb 02, 2017 at 06:21:55PM +0000, Daniel P. Berrange wrote: > > On Thu, Feb 02, 2017 at 07:31:49PM +0200, Michael S. Tsirkin wrote: > > > On Thu, Feb 02, 2017 at 05:29:08PM +, Daniel P. Berrange wro

Re: [ovs-dev] [libvirt] [RFC] Vhost-user backends cross-version migration support

2017-02-02 Thread Daniel P. Berrange
On Thu, Feb 02, 2017 at 07:20:35PM +0200, Michael S. Tsirkin wrote: > On Thu, Feb 02, 2017 at 05:10:28PM +0000, Daniel P. Berrange wrote: > > On Thu, Feb 02, 2017 at 06:21:55PM +0200, Michael S. Tsirkin wrote: > > > On Thu, Feb 02, 2017 at 03:06:21PM +, Daniel P. Berrange wro

Re: [ovs-dev] [libvirt] [RFC] Vhost-user backends cross-version migration support

2017-02-02 Thread Daniel P. Berrange
On Thu, Feb 02, 2017 at 03:14:01PM +0100, Maxime Coquelin wrote: > > > On 02/01/2017 12:41 PM, Daniel P. Berrange wrote: > > > > It depends where / how in OVS it needs to be set. The only stuff libvirt > > does with OVS is to run 'add-port' and 'del-port' commands v

Re: [ovs-dev] [libvirt] [RFC] Vhost-user backends cross-version migration support

2017-02-01 Thread Daniel P. Berrange
On Wed, Feb 01, 2017 at 12:33:22PM +0100, Maxime Coquelin wrote: > > > On 02/01/2017 10:43 AM, Daniel P. Berrange wrote: > > On Wed, Feb 01, 2017 at 10:14:54AM +0100, Michal Privoznik wrote: > > > On 02/01/2017 09:35 AM, Maxime Coquelin wrote: > > > >

Re: [ovs-dev] [libvirt] [RFC] Vhost-user backends cross-version migration support

2017-02-01 Thread Daniel P. Berrange
On Wed, Feb 01, 2017 at 10:14:54AM +0100, Michal Privoznik wrote: > On 02/01/2017 09:35 AM, Maxime Coquelin wrote: > > Solution 3: Libvirt queries OVS for vhost backend version string: *OK* > > == > > > > > > The idea is to