Re: [Qemu-devel] [RFC PATCH v2 5/6] hw/pci: add bus_reserve property to pcie-root-port

[Gerd Hoffmann]

  Hi,

> > Gerd's suggestion was to set min(cap_value, children_found). From
> > such 
> > point of view 0 can be a valid value.
> > 
> 
> I am lost now :)
> How can we use the capability to reserve "more" buses since
> children-found will be always the smaller value?
> 
> I think you should use max(cap_value, children_found) to
> ensure you always reserve enough buses for existing children.

Was about to point out the same ;)

Yes, should be max(reserve-buses, child-buses-found).  And reserve-
buses is actually a minimum, because the result can't be smaller than
reserve-buses.

cheers,
  Gerd