Re: [Xen-devel] vcpu-set and save/restore/reboot

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 27/4/07 18:23, "John Levon" <levon@xxxxxxxxxxxxxxxxx> wrote:

> We've noticed in 3.0.4 (and it seems to be intentional) that if you
> vcpu-set a domain to fewer CPUs, when it restarts (restore or reboot),
> only those VCPUs are present in xenstore or the domain. This seems
> strange at least? It's unfortunate since it means the domain can never
> get those VCPUs back.

Max_vcpus should still be set to its original build-time value, so the guest
kernel should still be aware that the maximal number of vcpus *could* exist.
And the nodes should still exist in xenstore, but marked offline.

 -- Keir



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