On 01/20/2016 12:00 PM, Joao Martins wrote:
> Introduce support for VIR_MIGRATE_PEER2PEER in libvirt migration.
> Most of the changes occur at the source and no modifications
> at the receiver.
>
> In P2P mode there is only the Perform phase so we must handle
> the connection with the destination and actually perform the
> migration. libxlDomainPerformP2P implements the connection to
> the destination and let libxlDoMigrateP2P implements the actual
s/let//
> migration logic with virConnectPtr. In this function we take
> of doing all phases of migration in the destination similar to

"... take care of doing..." ?
> virDomainMigrateVersion3Full. We appropriately save the last
> error reported in each of the phases to provide proper
> reporting. We don't yet support VIR_MIGRATE_TUNNELED yet and

One of those "yet" can be dropped. Even as an native English speaker, I'm not
sure which one is the most correct to drop :-).

> we always use V3 with extensible params, thus it also makes the
> implementation simpler.
>
> It is worth noting that the receiver didn't have any changes,
> and since it's still the v3 sequence thus it is possible to
> migrate from a P2P to non-P2P host.
>
> Signed-off-by: Joao Martins <joao.m.mart...@oracle.com>
> ---
> Changes since v2:
>  - Remove Connect Close callback
>
> Changes since v1:
>  - Move Begin step to libxlDoMigrateP2P to have all 4 steps
>   together.
>  - Remove if before VIR_FREE(dom_xml)
> ---
>  src/libxl/libxl_driver.c    |  13 ++-
>  src/libxl/libxl_migration.c | 203 
> ++++++++++++++++++++++++++++++++++++++++++++
>  src/libxl/libxl_migration.h |  11 +++
>  3 files changed, 224 insertions(+), 3 deletions(-)

Looks good other than the commit message nits. I do have a question about the
job handling changes in 2 and 3 though.

Regards,
Jim


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