[libvirt] [PATCH] qemu_migration: Move waiting for SPICE migration

[Michal Privoznik]

On 10.06.2013 16:33, Michal Privoznik wrote:
> Currently, we wait for SPICE to migrate in the very same loop where we
> wait for qemu to migrate. This has a disadvantage of slowing seamless
> migration down. One one hand, we should not kill the domain until all
> SPICE data has been migrated.  On the other hand, there is no need to
> wait in the very same loop and hence slowing down 'cont' on the
> destination. For instance, if users are watching a movie, they can
> experience the movie to be stopped for a couple of seconds, as
> processors are not running nor on src nor on dst as libvirt waits for
> SPICE to migrate. We should move the waiting phase to migration CONFIRM
> phase.
> ---
>  src/qemu/qemu_migration.c | 57 ++++++++++++++++++++++++++++++++---------------
>  1 file changed, 39 insertions(+), 18 deletions(-)
> 

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