Re: [Xen-devel] [PATCH] xl cpupool-numa-split: reduce number of Dom0 vcpus

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Juergen Gross writes ("Re: [Xen-devel] [PATCH] xl cpupool-numa-split: reduce 
number of Dom0 vcpus"):
> I added a failure exit if not all required vcpus are offlined.

Thanks.  But, is this test correct ?

> +        if (info.vcpu_online == n) {
> +            break;
> +        }

Is it possible for the online map to have n cpus in it, but for them
to be the wrong n cpus ?

What if two copies of this code run concurrently ?  (Perhaps in 4.2 we
will need to add a lock?)

Ian.

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