On Fri, Mar 13, 2015 at 10:19:54AM +0000, Dr. David Alan Gilbert wrote:
> * David Gibson (da...@gibson.dropbear.id.au) wrote:
> > On Wed, Feb 25, 2015 at 04:51:43PM +0000, Dr. David Alan Gilbert (git) 
> > wrote:
> > > From: "Dr. David Alan Gilbert" <dgilb...@redhat.com>
> > > 
> > > Modify save_live_pending to return separate postcopiable and
> > > non-postcopiable counts.
> > > 
> > > Add 'can_postcopy' to allow a device to state if it can postcopy
> > 
> > What's the purpose of the can_postcopy callback?  There are no callers
> > in this patch - is it still necessary with the change to
> > save_live_pending?
> 
> The patch 'qemu_savevm_state_complete: Postcopy changes' uses
> it in qemu_savevm_state_postcopy_complete and qemu_savevm_state_complete
> to decide which devices must be completed at that point.

Couldn't they check for non-zero postcopiable state from
save_live_pending instead?

-- 
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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