> > which is hardly nice. This patch fixes this by having each
> > PV driver check for:
> >  - if running in PV, then it is fine to execute (as that is their
> >    native environment).
> >  - if running in HVM, check if user wanted 'xen_emul_unplug=never',
> >    in which case bail out and don't load PV drivers.
> >  - if running in HVM, and if PCI device 5853:0001 (xen_platform_pci)
> >    does not exist, then bail out and not load PV drivers.
> > 
> > P.S.
> > Ian Campbell suggested getting rid of 'xen_platform_pci_unplug'
> > but unfortunatly the xen-blkfront driver is using it, so we
> > cannot do it.
> > 
> > Reported-by: Sander Eikelenboom <li...@eikelenboom.it
> > Reported-by: Anthony PERARD <anthony.per...@citrix.com>
> > Reported-by: Fabio Fantoni <fabio.fant...@m2r.biz>
> 
> For input:
> 
> Acked-by: Dmitry Torokhov <dmitry.torok...@gmail.com>

Thank you. I need to do some extra changes to the other subsystems but
for the fb/kbd itshould be still throught the same function as this
patch has exposed. I will repost it and include your Ack if you are OK
with that?
> 
> ...
> 
> > +#if defined(CONFIG_XEN_PVHVM)
> > +extern bool xen_has_pv_devices(void);
> > +#else
> > +static inline bool xen_has_pv_devices(void)
> > +{
> > +#if defined(CONFIG_XEN)
> > +   return true;
> > +#else
> > +   return false;
> > +#endif
> 
>       return IS_ENABLED(CONFIG_XEN);
> 
> ?

Oh, awesome!  Thanks!
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to