Re: [Qemu-devel] [Xen-devel] [XEN][RFC PATCH 14/15] xl-parsing: Parse the new option device_models

[Ian Jackson]

Stefano Stabellini writes ("Re: [Xen-devel] [XEN][RFC PATCH 14/15] xl-parsing: 
Parse the new option device_models"):
> On Mon, 2 Apr 2012, Ian Jackson wrote:
> > I don't think this is really a suitable interface.  The PCI space in
> > the guest is controlled by the device models(s) and the user should
> > surely specify which devices should be provided by which dms, in terms
> > of devices not in terms of PCI space.
>  
> Julien added a name parameter to select the device, maybe we need
> something clearer?
> Specifying the PCI address is important, because we have to make sure
> the PCI addresses of the devices remain the same in a given VM across
> multiple boots.

Are the PCI addresses not assigned in a deterministic fashion by code
in qemu-dm, in this case in the qemu-dm which is emulating the pci
bridge ?  If not then that needs to be fixed, surely ?

Ian.