[libvirt] [PATCH 09/16] Implement migration v3 protocol in QEMU driver

[Eric Blake]

On 05/12/2011 10:04 AM, Daniel P. Berrange wrote:
> Implement the v3 migration protocol, which has two extra
> steps, 'begin' on the source host and 'confirm' on the
> source host. All other methods also gain both input and
> output cookies to allow bi-directional data passing at
> all stages.
> 
> The QEMU peer2peer migration method gains another impl
> to provide the v3 migration. This finally allows migration
> cookies to work with tunnelled migration, which is required
> for Spice seamless migration & the lock manager transfer
> 
> * src/qemu/qemu_driver.c: Wire up migrate v3 APIs
> * src/qemu/qemu_migration.c, src/qemu/qemu_migration.h: Add
>   begin & confirm methods, and peer2peer impl of v3
> ---
>  src/qemu/qemu_driver.c    |  316 +++++++++++++++++++++++++++++++++++++++-
>  src/qemu/qemu_migration.c |  348 +++++++++++++++++++++++++++++++++++++++++++--
>  src/qemu/qemu_migration.h |   17 ++-
>  3 files changed, 657 insertions(+), 24 deletions(-)
> 

ACK.

-- 
Eric Blake   eblake at redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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