[libvirt] [PATCH v4] qemu: wait for SPICE to migrate
Michal Privoznik
mprivozn at redhat.com
Wed Sep 26 09:43:09 UTC 2012
On 26.09.2012 11:17, Daniel P. Berrange wrote:
> On Wed, Sep 26, 2012 at 11:11:51AM +0200, Michal Privoznik wrote:
>> Recently, there have been some improvements made to qemu so it
>> supports seamless migration or something very close to it.
>> However, it requires libvirt interaction. Once qemu is migrated,
>> the SPICE server needs to send its internal state to the destination.
>> Once it's done, it fires SPICE_MIGRATE_COMPLETED event and this
>> fact is advertised in 'query-spice' output as well.
>> We must not kill qemu until SPICE server finishes the transfer.
>> ---
>> diff to v3:
>> -drop wait_for_spice argument in qemuMigrationUpdateJobStatus
>> -refactor wait_for_spice computation
>> -s/VIR_ERR_CONFIG_UNSUPPORTED/VIR_ERR_OPERATION_UNSUPPORTED
>>
>> src/qemu/qemu_capabilities.c | 3 ++
>> src/qemu/qemu_capabilities.h | 1 +
>> src/qemu/qemu_command.c | 8 ++++++
>> src/qemu/qemu_migration.c | 19 ++++++++++++++-
>> src/qemu/qemu_monitor.c | 24 +++++++++++++++++++
>> src/qemu/qemu_monitor.h | 2 +
>> src/qemu/qemu_monitor_json.c | 52 ++++++++++++++++++++++++++++++++++++++++++
>> src/qemu/qemu_monitor_json.h | 3 ++
>> 8 files changed, 111 insertions(+), 1 deletions(-)
>
> ACK
>
>
> Daniel
>
Thanks, pushed.
Michal
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