Re: [Qemu-devel] [PATCH 2/3] block: add block_backup QMP command

[Paolo Bonzini]

Il 29/04/2013 09:21, Stefan Hajnoczi ha scritto:
> > I'd really love to see us change 'BlockJobInfo' to use an enum for
> > 'type', instead of its open-coded 'str'.  Likewise, the block-job
> > related events in QMP/qmp-events.txt should be updated to refer to the
> > enum instead of also being open-coded 'str'.
> 
> Since the block job QMP API has been in released I'm not sure changing
> this is worthwhile.  QEMU and libvirt would have to maintain
> compatibility so the code will just be duplicated.

I don't think this would change the actual data on the wire.  However,
it would let libvirt know the supported block job types by introspecting
the enum.

Paolo