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xen-devel
[Xen-devel] Re: [PATCH 2 of 3] libxl: Add support for passing in the mac
On Tue, May 17, 2011 at 04:10:54PM +0100, Ian Jackson wrote:
> Sorry for the delay replying. But:
>
> Konrad Rzeszutek Wilk writes ("[PATCH 2 of 3] libxl: Add support for passing
> in the machine's E820 for PCI passthrough"):
> > diff -r b6af9b428bb1 -r ba218fa1a48e tools/libxl/xl_cmdimpl.c
> ...
> > @@ -994,6 +995,8 @@ skip_vfb:
> > if (!libxl_device_pci_parse_bdf(ctx, pcidev, buf))
> > d_config->num_pcidevs++;
> > }
> > + if (d_config->num_pcidevs && !c_info->hvm)
> > + b_info->u.pv.machine_e820 = true;
> > }
>
> This doesn't seem to provide a way to force this behaviour on, which
> is (I assume) necessary if PCI devices are to be hotplugged later ?
Right. We never resolved that question. One idea was that if you had
'pci=[]' it would trigger this. But that just seemed wrong.
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