Re: [Qemu-devel] iotest 194 fails on vhdx

[Alexey Kardashevskiy]

On 28/10/17 19:25, Paolo Bonzini wrote:
> On 28/10/2017 08:57, Alexey Kardashevskiy wrote:
>> On 27/10/17 18:12, Jeff Cody wrote:
>>> VHDX does not support migration (VMDK fails the same way). 
>>
>> Probably a very ignorant question but how can an image format not support
>> migration at all? Is not it simple writing blocks, one-by-one? Thanks.
> 
> VHDX does not implement bdrv_invalidate_cache.  If you add that
> callback, it can support migration.


I could give it a try but is there a demand for it really?



-- 
Alexey