Re: [Xen-devel] live migrating hvm from 4.4 to 4.7 fails in ioreq server

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Thu, May 26, 2016 at 08:30:43AM +0000, Paul Durrant wrote:
> > -----Original Message-----
> > From: Konrad Rzeszutek Wilk [mailto:konrad.wilk@xxxxxxxxxx]
> > Sent: 25 May 2016 21:58
> > To: Paul Durrant; zhigang.x.wang@xxxxxxxxxx
> > Cc: Wei Liu; Olaf Hering; Stefano Stabellini; Andrew Cooper; xen-
> > devel@xxxxxxxxxxxxx; Anthony Perard
> > Subject: Re: [Xen-devel] live migrating hvm from 4.4 to 4.7 fails in ioreq
> > server
> > 
> > On Thu, May 12, 2016 at 02:13:21PM +0000, Paul Durrant wrote:
> > > > -----Original Message-----
> > > [snip]
> > > > >
> > > > > Ok. Do you regard this as a critical issue for 4.7?
> > > > >
> > > >
> > > > Our general support statement is to support N->N+1 migration, so it is
> > > > not really critical for me. On the other hand, if the fix is not overly
> > > > complex, it would be nice to have for 4.7.
> > > >
> > > > Note that the fix will need to be in upstream QEMU first before it can
> > > > be cherry-picked to our tree, so there is risk that it might just be
> > > > blocked on QEMU side (I haven't checked their schedule). So I wouldn't
> > > > really block xen release just for that.
> > > >
> > >
> > > Ok.
> > >
> > > > If for some reason (either you don't have time or the patch is blocked
> > > > on QEMU side) the fix doesn't make 4.7.0 I would suggest QEMU
> > maintainer
> > > > to backport to 4.7.1 etc.
> > > >
> > >
> > > I'll try to get to it as soon as I can, but my guess is that it will miss 
> > > 4.7.0.
> > 
> > +CC Zhigang.
> > 
> > Any ideas on the timeline for this fix? Thanks!
> 
> It's likely to be a while before I could find some time for this; rough guess 
> would be a month... It depends how other stuff pans out.

+CC Annie
> 
>   Paul
> 
> > >
> > >   Paul
> > >
> > > _______________________________________________
> > > Xen-devel mailing list
> > > Xen-devel@xxxxxxxxxxxxx
> > > http://lists.xen.org/xen-devel

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