Re: [Qemu-devel] [PATCH v6 0/2] vhost user: Add live migration

["Michael S. Tsirkin" <mst@redhat.com>]

On Thu, Aug 06, 2015 at 10:45:07AM +0200, Thibaut Collet wrote:
> v5->v6
> 1. First patch: remove a warning log
> 2. Second patch: rename some functions to be more explicit on the purpose of
>    these functions.
> 
> The first patch provides limited live migration:
> - guest without GUEST_ANNOUNCE capabilities does not announce migration ending
> and peers talking to the migrated guest can suffer important network outage.
> - Some packets sent by remote peers to the guest can be lost during migration.
> 
> The second patch fixes limitation for guest without GUEST_ANNOUNCE capabilities
> and patches from Marc Andre Lureau fix potential packet's lost during migration.
> 
> Thibaut Collet (2):
>   vhost user: add support of live migration
>   vhost user: add rarp sending after live migration for legacy guest

I think these patches need to be rebased on top of Marc Andre's ones,
and use protocol flags to negotiate capabilities.
Right?


>  docs/specs/vhost-user.txt         |   15 +++++++++++++++
>  hw/net/vhost_net.c                |   18 ++++++++++++++++++
>  hw/virtio/vhost-backend.c         |    3 ++-
>  hw/virtio/vhost-user.c            |   32 ++++++++++++++++++++++++++++++--
>  include/hw/virtio/vhost-backend.h |    2 ++
>  include/net/vhost_net.h           |    1 +
>  net/vhost-user.c                  |   31 +++++++++++++++++++++++++++++--
>  7 files changed, 97 insertions(+), 5 deletions(-)
> 
> -- 
> 1.7.10.4