[libvirt] [PATCH] qemu: Do not require hostuuid in migration cookie

[Jiri Denemark]

On Tue, Oct 23, 2012 at 09:54:50 -0600, Eric Blake wrote:
> On 10/23/2012 09:22 AM, Daniel P. Berrange wrote:
> > On Fri, Oct 19, 2012 at 04:31:44PM +0200, Jiri Denemark wrote:
> >> Having hostuuid in migration cookie is a nice bonus since it provides an
> >> easy way of detecting migration to the same host. However, requiring it
> >> breaks backward compatibility with older libvirt releases.
> > 
> > Really ?  I think I had the hostuuid present in the cookie from the time
> > we first added it to libvirt.
> 
> Indeed: cookies were added in v0.9.1-148-g8654175, and localHostuuid and
> remoteHostuuid were added to the cookie as part of v0.9.1-245-gb336710
> (same release of 0.9.2).  What version of libvirt are you migrating from
> or to where things broke for you?

Oops, this serves as a proof that I actually didn't try it with upstream
libvirt :-( I only tried with old RHEL release, which had pre-upstream support
for migration cookies... I'll send a revert.

Jirka