Re: [Xen-merge] matching hypervisor

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 17 Dec 2005, at 00:34, Christian Limpach wrote:

> On Fri, Dec 16, 2005 at 04:57:14PM +0100, Jan Beulich wrote:
> > What is the recommended way to find out which hypervisor version 
> > matches
> > (a given snapshot of) the merge tree? I had hoped that interfaces
> > wouldn't change anmore at this point in time, but I just saw that 
> > there
> > was another addition to event channel as well as dom0 ops...
> I include the xen-unstable changeset number in the comments of
> changesets from xen-unstable.  You should look for the latest
> changeset with such a line:
> hg -v history | sed -n '/^linux-2.6-xen-sparse cset:/ {p;q}'
>
> Have you identified which changeset broke compatibility?  I'm always
> watching for such changesets and it might be possible to add some
> backwards compatibility without too much ugliness.  At least the
> hypervisor/guest and xenbus/xenstore/guest interface should be
> compatible within the xen 3.0 series...
>
>     christian
The control interfaces (dom0) are not frozen. We'll be adding to and 
changing that interface as the control tools evolve. The event-channel 
change is an extension of the interface, which is entirely backwards 
compatible with the 3.0.0 release.
 -- Keir



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