RE: [Xen-devel] Uses of &frame_table[xfn]

["Magenheimer, Dan (HP Labs Fort Collins)" <dan.magenheimer@xxxxxx>]

> On Wednesday, December 28, 2005 2:24 PM,  Muli Ben-Yehuda <> wrote:
> > On Wed, Dec 28, 2005 at 02:16:21PM -0800, Magenheimer, Dan (HP Labs
> > Fort Collins) wrote: 
> > 
> >> On a related note, what is the cleanest way from Linux to
> >> determine if it is running as domain0 or not?
> > 
> > Various places check (xen_start_info->flags & SIF_INITDOMAIN).

Thanks Muli!
 
> You could also read your domid from xenstore or using libxenctrl.
> 
> But a better question, especially as we move forward with dom0
> disagregation and privilege reduction, is what do you want to do based
> on this information?

You are correct that I was asking the wrong question.
What I want to ask is:  How do I determine if this is
a domain that is running a backend driver and has access
to physical devices?  On Xen/ia64 right now, that is the
same question, but it will be different in the future.

Thanks,
Dan

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