Re: [PATCH] xen/pvhvm: If xen_platform_pci=0 is set don't blow up.

[Dmitry Torokhov <dmitry.torokhov@gmail.com>]

On Wed, Dec 04, 2013 at 11:48:03AM -0500, Konrad Rzeszutek Wilk wrote:
> > > 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 <linux@eikelenboom.it
> > > Reported-by: Anthony PERARD <anthony.perard@citrix.com>
> > > Reported-by: Fabio Fantoni <fabio.fantoni@m2r.biz>
> > 
> > For input:
> > 
> > Acked-by: Dmitry Torokhov <dmitry.torokhov@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?

Sure.

-- 
Dmitry