Re: [Qemu-devel] [PATCH 1.0] ac97: don't override the pci subsystem id

[Avi Kivity]

On 11/07/2011 05:10 PM, Gerd Hoffmann wrote:
>   Hi,
>
> > This is more of an edge case however, since we know that hardware tools
> > rely on PCI IDs.
>
> The ID is invalid, you can't do anything useful with it ...
>
> > For example our hypothetical ABI signature tool will
> > certainly include lspci like functionality and detect this as a change.
>
> ... except maybe recording it somewhere to notice when changes.
>
> So I guess your point is Windows guests might think they got a new sound
> card, record that has hardware change and may require re-activation
> because of that?

Yes.  Or some hardware inventory tool we know nothing about, which was
constructed specifically in order to make our lives miserable.

-- 
error compiling committee.c: too many arguments to function