Re: [Xen-devel] [xen-devel] [PATCH] libxl: fix compile error of libvirt

[Jim Fehlig <jfehlig@xxxxxxxx>]

Ian Campbell wrote:
> On Wed, 2012-02-22 at 21:42 +0000, Jim Fehlig wrote:
>   
>> Ian Jackson wrote:
>>     
>>> Note that the API for libxl has changed in xen-unstable.hg compared to
>>> 4.1, and further changes are forthcoming.  So there will have to be
>>> changes in libvirt.
>>>   
>>>       
>> I suppose libvirt is the only out-of-tree libxl app feeling this pain :-(.
>>     
>
> We're sorry about this, we felt it was necessary to break the API
> between 4.1 and 4.2 in order that we can support a stable API from 4.2
> onwards (I think we discussed this at the time?).

Yes we did, and I need to stop whining about it :-).

>  From 4.2 onwards we
> will make changes in a compatible way or provide compatibility shims etc
> or in extreme circumstances do things in a way which is easily
> detectable e.g. via configure tests.
>   

That would be much appreciated.  Maybe we'll start seeing more libxl apps...

> I was wondering the other day if "libxl v2" support for libvirt might
> make a nice GSoC project, what do you think? Would you be interested in
> mentoring such a project?
>   

I agree that it would make a nice GSoC project, but I had encouraged
Bamvor to take on the task.  It's a good project for becoming familiar
with xen and libvirt.

Regards,
Jim

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