Re: [Qemu-devel] [PATCH 0/5] migration: ensure hotplug and migration work together

[David Gibson]

On Fri, Apr 15, 2016 at 01:33:00PM -0700, Jianjun Duan wrote:
> To make guest device (PCI, CPU and memory) hotplug work together 
> with guest migration, spapr drc state needs be transmitted in
> migration. This patch defines the VMStateDescription struct for
> spapr drc state to enable it.
> 
> To fix the potential racing between hotplug events on guest and 
> guest migration, ccs_list and pending_events of spapr state need be 
> transmitted in migration. This patch also takes care of it. 
> Especially, temporary cache is used for each of them to enable the 
> transmission.

Hmm, so this will certainly have to be for 2.7 at this stage.  I have
some concerns that I'll comment on in the individual patches.

-- 
David Gibson                    | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au  | minimalist, thank you.  NOT _the_ _other_
                                | _way_ _around_!
http://www.ozlabs.org/~dgibson

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