On Mon, Dec 16, 2013 at 05:24:53PM -0700, Eric Blake wrote:
> Is it worth tweaking docs/specs/qcow2.txt to permanently change the
> incompatible_features field to be 4 bytes (76-79) and mandate that bytes
> 72-75 always be 0, as a conservative way to prevent other misbehavior of
> programs like lib
I spent a couple hours today debugging a bug in an older branch of
libvirt (0.10.2) - one where libvirt only knew how to parse version 2
qcow2 images. Alas, that version of libvirt can be coerced into reading
the header of a random file under the assumption that it is qcow2 data,
and where it trie