Re: [PATCH v2 1/4] qcow2: Require that the virtual size is a multiple of the sector size

[Alberto Garcia]

On Tue 14 Jan 2020 02:01:03 PM CET, Max Reitz wrote:
>> However when an image is opened the virtual size is rounded down,
>> which means that trying to access the last few advertised bytes will
>> result in an error. As seen above QEMU cannot create such images and
>> there's no good use case that would require us to try to handle them
>> so let's just treat them as unsupported.
>
> But isn’t that just a bug in qemu?

Yes, but does it make sense to try to support images with unaligned
sizes if no one is going to create them ever and QEMU cannot even
generate them?

Berto