RE: [Xen-devel] [PATCH][RESUBMIT] don't schedule unplugged vcpus

["Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>]

> > I don't see why we care about vcpus that are down. From the user's 
> > point of view they've gone for good -- it just happens that 
> Xen hasn't 
> > freed the memory in anticipation of it being used again. 
> What do you think?
> 
> I don't think the users care so much as I want tools to be 
> able to extract the current state of affairs for load 
> balancing or other operations that want to account for domain state.

I think the vcpu_to_cpu map contains that. 
The n_vcpu variable isn't really needed: my inclination would be to just
report the number that are currently up, though I'm not hugely fussed.

Best,
Ian

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