Re: [Xen-devel] [PATCH 2/4] libxc: report how much memory a domain has on each NUMA node

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Dario Faggioli writes ("Re: [Xen-devel] [PATCH 2/4] libxc: report how much 
memory a domain has on each NUMA node"):
> On lun, 2014-03-10 at 16:39 +0000, Ian Jackson wrote:
> > Is there a need to get this data in a way which is coherent with the
> > domain info list memory usage data ?
> > 
> You mean the output of `xl list' and `xl list -l'? I mean, these:

Yes.

> If yes, I think it is coherent, and if not, yes, it should be and that's
> a bug... have you found any occurrences of such thing?

I mean, what about races ?

> > What are callers supposed to do about discrepancies between the two
> > sets of information ?
> >
> I'm sorry, what discrepancies?

Discrepancies occuring due to the hypercalls being made at different
times.

Ian.

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