Re: [Xen-devel] [V2 PATCH 0/8]: PVH dom0....

[George Dunlap <George.Dunlap@xxxxxxxxxxxxx>]

On Mon, Nov 25, 2013 at 11:02 AM, Jan Beulich <JBeulich@xxxxxxxx> wrote:
>>>> On 25.11.13 at 11:57, Roger Pau Monné<roger.pau@xxxxxxxxxx> wrote:
>> On 25/11/13 11:49, George Dunlap wrote:
>>> * What is the risk that the new interfaces will turn out to be a bad fit
>>> or difficult to support going forward?
>>
>> But I don't think this applies to PVH Dom0, the DomU interface has
>> already been marked as experimental, and subject to change. The same
>> applies here, Dom0 PVH interface would be considered experimental.
>
> Actually I don't think we were viewing it that way - with 4.4 out,
> consumers should be permitted to make use of the interfaces
> even if the implementation is still experimental. If we didn't stick
> to the interfaces once they're in a release, proper consumers
> couldn't appear (i.e. the Linux patch set would not be able to
> be pushed into Linus'es tree).

Right; but this is an argument against checking it in for 4.4.

If Mukesh wants the non-final stuff to be checked into Xen, I think we
have to agree not to push the Linux side until it's something we can
agree to support.

 -George

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