On Wed, Feb 25, 2015 at 04:52:07PM +0000, Dr. David Alan Gilbert (git) wrote:
> From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
> 
> Userfault doesn't work with mlock; mlock is designed to nail down pages
> so they don't move, userfault is designed to tell you when they're not
> there.
> 
> munlock the pages we userfault protect before postcopy.
> mlock everything again at the end if mlock is enabled.
> 
> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

-- 
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