virHostdevIsPCINodeDeviceUsed

Simon Fairweather simon.n.fairweather at gmail.com
Wed May 19 11:38:06 UTC 2021


Thanks, I will raise an issue and look to see if I can raise a patch.

Regards
Simon

On Wed, May 19, 2021 at 11:38 AM Michal Prívozník <mprivozn at redhat.com>
wrote:

> On 5/17/21 8:36 PM, Simon Fairweather wrote:
> > I am looking to be able to check if a specific PCI device is allocated
> to a
> > guest.
> >
> > An error is produced if a domain is started and the device is in use
> within
> > another domain via this function.
> >
> > I cannot see a publicly available function to use to get this
> information,
> > is there one available or is there another way to check the state of the
> > PCI device.
> >
>
> Yeah, there's no public API. So far we recommended mgmt apps to track
> the usage themselves, however I don't see why we shouldn't have a new
> API, say:
>
> int virNodeDeviceGetUsed(virNodeDevicePtr dev, char **drvname, char
> **domname);
>
> Can you please open a gitlab issue for this? Or, are you willing to
> submit patches?
>
> Michal
>
>
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