On Fri, Sep 11, 2015 at 02:21:17PM +0100, Ian Campbell wrote:
> On Fri, 2015-09-11 at 11:50 +0100, Ian Campbell wrote:
> > But "is d->vnuma" corresponds to there being vnuma config for the domain.
>
> We discussed this IRL and concluded that we should stop trying to
> differentiate "no vnuma configuration" from "has empty vnuma
> configuration".
>
> So this code should raise this error if xc_domain_getvnuma returns anything
> other than rc == -1 && errno == XEN_EOPNOTSUPP. So the check is
>
> if ( rc != -1 || errno != XEN_EOPNOTSUPP )
>
To be precise, this should be
if ( rc != -1 || errno == XEN_EOPNOTSUPP )
(your if expression contradicts what you said)
> I think.
>
> This then avoids any confusion about what it means to have a d->vnuma with
> nr_something == 0 in it.
>
> Ian.
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