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Re: [libvirt] [PATCH v2 1/2] conf: Fix backwards migration of pSeries guests



On Mon, Jul 24, 2017 at 13:40:57 +0200, Andrea Bolognani wrote:
> Recent commits made it so that pci-root controllers for
> pSeries guests are automatically assigned the
> spapr-pci-host-bridge model name; however, that prevents
> guests to migrate to older versions of libvirt which don't
> know about that model name at all, which at the moment is
> all of them :)
> 
> To avoid the issue, just strip the model name from PHBs
> when formatting the migratable XML; guests that use more
> than one PHB are not going to be migratable anyway.
> 
> Signed-off-by: Andrea Bolognani <abologna redhat com>
> ---
>  src/conf/domain_conf.c | 25 ++++++++++++++++++++++++-
>  1 file changed, 24 insertions(+), 1 deletion(-)

ACK

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