Andrew Cooper writes ("[PATCH] tools: Delete XEN_DOMCTL_disable_migrate"):
> It is conceptually wrong for this information to exist in the hypervisor in
> the first place. Only the toolstack is capable of correctly reasoning about
> the non-migrateability of guests.
>
> This hypercall has only ever existed to control the visibility of the
> Invariant TSC flag to the guest. Now that we have properly disentanged that
> and moved ITSC into the guests CPUID policy, delete this hypercall.
>
> Furthermore, this fixes a corner case where Xen would override the toolstacks
> choice of ITSC for a xenstore stubdomain. That said, init-xenstore-domain
> doesn't currently ask for ITSC, and MiniOS doesn't know what ITSC is either,
> so nothing actually changes in practice.
For the tools parts,
Acked-by: Ian Jackson <ian.jack...@eu.citrix.com>
