Re: [kvm-unit-tests PATCH v4 00/12] PCI bus support

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On Tue, Jun 28, 2016 at 01:56:53PM +0200, Alexander Gordeev wrote:
> On Tue, Jun 28, 2016 at 01:32:47PM +0200, Andrew Jones wrote:
> > > > Hmm.. the only way I can test the early patches without pci-testdev
> > > > is to dump the data structures, but that doesn't really test anything
> > > > other than the DT parsing. I'd rather we wait.
> > > 
> > > It also involves what would be PCI configuration space cycles: PCI bus
> > > scanning and PCI devices inquiring and parsing. Not only DT.
> > 
> > But how do I know any of that stuff is working?
> 
> Patch 10/12:
> 
> int main(void)
> {
> 	int ret = pci_probe();
> 
> 	report("PCI bus probing", ret);
> 
> 	if (ret)
> 		pci_print();
> 
> 	return report_summary();
> }

Well, if you plug some random PCI devices into kvm-unit-tests,
and do the pci_print, and then compare with an lspci in a guest
with the same devices, and get the equivalent output, then I'd
be pretty convinced, but, even then, what's the point? Without
the pci-testdev (the only pci device we're currently targeting)
then none of this series is really necessary.

Thanks,
drew

> 
> > > 
> > > > Thanks,
> > > > drew
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