Re: [Qemu-devel] [PATCH RFC v2 2/2] hw/pci: handle unassigned pci addresses

[Michael S. Tsirkin]

On Mon, Sep 09, 2013 at 02:02:47PM +0100, Peter Maydell wrote:
> On 9 September 2013 13:59, Michael S. Tsirkin <address@hidden> wrote:
> > On Mon, Sep 09, 2013 at 01:52:11PM +0100, Peter Maydell wrote:
> >> It would be conceptually nicer not to treat host bridges as
> >> a special case but instead to just report the abort back
> >> to whatever the PCI master was (which might be a device
> >> doing DMA). That might be a lot of effort though.
> 
> > Yes. As a shortcut, what I suggest is registering the
> > device that wants to be notified of master aborts with
> > the bus.
> 
> Can you just pick the device which is (a subclass of)
> TYPE_PCI_HOST_BRIDGE, or do we have host bridges which
> aren't using that class?
> 
> -- PMM

Not anymore I think. So yes, I think this will work.