On 5/17/19 5:45 PM, John Snow wrote:
> 
> 
> On 5/17/19 11:21 AM, Vladimir Sementsov-Ogievskiy wrote:
>> Add new optional parameter making possible to merge bitmaps from
>> different nodes. It is needed to maintain external snapshots during
>> incremental backup chain history.
>>
>> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com>
>> ---

>> +# Since: 4.1
>> +##
>> +{ 'alternate': 'BlockDirtyBitmapMergeSource',
>> +  'data': { 'local': 'str',
>> +            'external': 'BlockDirtyBitmap' } }
>> +
> 
> We might be able to use something more generic to name this type of
> thing, but I think such changes are wire compatible, so we can rename it
> to be more generic if we decide to use this for something else in the
> future, so this is good.

Correct - type names are not API, so we can rename them later if it
makes sense.

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3226
Virtualization:  qemu.org | libvirt.org

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