Re: Ceph Hammer and rbd image features

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Am 13.01.2016 um 07:37 schrieb Josh Durgin:
> On 01/12/2016 11:11 AM, Stefan Priebe wrote:
>> Hi,
>>
>> i want to add support for fast-diff and object map to our "old" firefly
>> v2 rbd images.
>>
>> The current hammer release can't to this.
>>
>> Is there any reason not to cherry-pick this one? (on my own)
>> https://github.com/ceph/ceph/commit/3a7b28d9a2de365d515ea1380ee9e4f867504e10
>>
> 
> You'd need a lot of supporting commits (that one just adds the cli
> command). There are a bunch of librbd and cls_rbd commits to allow
> updating features, and fast-diff itself wasn't in hammer, so it's not
> very simple to backport.
> 
> Josh

oh OK. So i'm just talking about enable the object map feature without
export and reimport. Is there any chance todo this?

Stefan
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