Re: [Xen-devel] [PATCH 2 of 4] xen: introduce PHYSDEVOP_get_nr_pirqs

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Tue, 31 Aug 2010, Keir Fraser wrote:
> On 31/08/2010 13:24, "Stefano Stabellini" <Stefano.Stabellini@xxxxxxxxxxxxx>
> wrote:
> 
> > On Tue, 31 Aug 2010, Keir Fraser wrote:
> >> Useful why? What if we'd like nr_pirqs to be per-domain dynamic in future?
> >> 
> > 
> > That wouldn't be a good idea considering that the current
> > PHYSDEVOP_map_pirq interface allows the guest to choose the pirq
> > number
> 
> So what significance does nr_pirqs have to the guest?
 
the upper limit of the pirq number it might choose


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