Re: [PATCH v3 2/2] virt: vmgenid: introduce driver for reinitializing RNG on VM fork

[Jason A. Donenfeld]

On Fri, Feb 25, 2022 at 12:52 PM Michael S. Tsirkin <mst@xxxxxxxxxx> wrote:
> > >  if VIRT_DRIVERS
> > >
> > > +config VMGENID
> > > +       tristate "Virtual Machine Generation ID driver"
> > > +       default y
> >
> > Please make this default m - this code can run as a module and the
> > feature it relies on is discoverable by udev
>
> Or don't supply a default - I don't see why this has any preference.

It's inside of VIRT_DRIVERS. If you enabled VIRT_DRIVERS, you more
than likely want and need this.