Re: [Xen-devel] xend vs xl with pci=['<bdf'] wherein the '<bdf>' are not owned by pciback or pcistub will still launch.

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Tue, Jan 07, 2014 at 11:22:58AM +0000, Ian Campbell wrote:
> create ^
> thanks
> 
> On Mon, 2014-01-06 at 12:57 -0500, Konrad Rzeszutek Wilk wrote:
> > In Xend, if I had a pci entry in the guest config and the 
> > PCI device was not assigned to xen-pciback or pci-stub it
> > would refuse to launch the guest.
> > 
> > Not so with 'xl'. It will complain but still launch:
> 
> It looks like domcreate_attach_pci() is ignoring the result of
> libxl__device_pci_add(). It appears to have always done so.
> 
> I suppose there is an argument that there are usecases where starting
> the domain at all even without the full set of devices is better than
> not starting it at all, but I think I agree that the default should be
> to fail if some devices are not available.

<nods> The guest wasn't too happy about some of them missing :-)

> 
> Is this a blocker for you for 4.4 or can it wait for 4.5?

Not a blocker. It can wait, just want to make sure we don't forget.

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