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Re: [Xen-devel] [PATCH 00/12] Replace Xen xl parsing/formatting impl

Ian Campbell wrote:
> On Fri, 2015-01-09 at 22:03 -0700, Jim Fehlig wrote:
>> The first attempt to implement support for parsing/formatting Xen's
>> xl disk config format copied Xen's flex-based parser into libvirt, which
>> has proved to be challenging in the context of autotools.  But as it turns
>> out, Xen provides an interface to the parser via libxlutil.
>> This series reverts the first attempt, along with subsequent attempts to
>> fix it, and replaces it with an implementation based on libxlutil.  The
>> first nine patches revert the original implementation and subsequent fixes.
>> Patch 10 provides an implemenation based on libxlutil.  Patches 11 and
>> 12 are basically unchanged from patches 3 and 4 in the first attempt.
>> One upshot of using libxlutil instead of copying the flex source is
>> removing the potential for source divergence.
> Thanks for doing this, looks good to me, FWIW.
> Is the presence/absence of xen-xl support exposed via virsh anywhere? If
> so then I can arrange for my Xen osstest patches for libvirt testing to
> use xen-xl when available but still fallback to xen-xm. I've had a look
> in "virsh capabilities" and "virsh help domxml-from-native" but not
> seeing xen-xm, so assuming xen-xl won't magically appear in any of those
> places either.

AFAIK, the only place the supported native formats are listed is in the
virsh man page.  But thanks for the question, else I would have missed
adding xen-xl to the man page in 12/12.


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