On Mon, May 09, 2016 at 10:53:30AM +0200, Juergen Gross wrote: > On 09/05/16 10:36, Andrew Cooper wrote: > > On 09/05/2016 09:29, Juergen Gross wrote: > >> Domain-0 is always member of Pool-0 (or, to be precise: of the cpuppol > >> with cpupool-id 0). Document this in the xl man page. > >> > >> Signed-off-by: Juergen Gross <jgr...@suse.com> > > > > Out of interest, why? > > > > Is this a limitation of the current implementation, or something which > > couldn't be made to work? > > > > Given that it is all just vcpus and linked lists in the end, I can't see > > why this should necessarily be the case. > > Main reason was to keep cpu hotplugging simple. New cpus are always > added to Pool-0 and should be available to dom0 immediately without > having to move them to another cpupool. > > It could be changed, of course. But I don't see any advantage in > allowing to move dom0 to another cpupool, while the code would be > more complicated. > >
I think this patch is valid in that it documents the current situation. Whether migration of Dom0 should be supported or not is a separate topic. Acked-by: Wei Liu <wei.l...@citrix.com> Release-acked-by: Wei Liu <wei.l...@citrix.com> I've queued this up for committing. Wei. > Juergen > _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
