Re: [Xen-devel] Re: [Pkg-xen-devel] Problems with PCI pass-through

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

On Mon, Jun 07, 2010 at 11:13:56AM -0400, Konrad Rzeszutek Wilk wrote:
> On Sat, Jun 05, 2010 at 12:42:15AM +0200, Thomas Schwinge wrote:
> > Hello!
> > 
> > As I'm writing in
> > <http://lists.alioth.debian.org/pipermail/pkg-xen-devel/2010-May/002782.html>
> > I'm having problems with PCI pass-through.
> 
> Oh, sorry didn't pay attention to it.
> > 
> > It doesn't matter whether I'm using a 3.4 or 4.0 hypervisor (Debian
> > packages).  Also I tested two different kernels (both .32 ones).
> > 
> > 
> > Some more details:
> > 
> > On Sat, May 29, 2010 at 03:32:46PM +0300, Pasi Kärkkäinen wrote:
> > > On Fri, May 28, 2010 at 11:18:56PM +0200, Thomas Schwinge wrote:
> > > > I'm having problems getting PCI pass-through to work.
> 
> Aha. I know exactly what the problem is..

And it is a regression (compared to say 2.6.27 or 2.6.18).

There was some disussion about this:
http://lkml.indiana.edu/hypermail//linux/kernel/0906.2/03861.html

which ended up pulling out of the Linux kernel the functinality to
scan for specific functions.

Will have to add that to xen-pcifront driver..

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