Re: pvusb with kernel 3.4 / 3.6

[Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>]

On Sat, Oct 20, 2012 at 09:21:25AM +0200, Alexandre Bezroutchko wrote:
> On Wed, Oct 17, 2012 at 6:08 PM, Alexandre Bezroutchko <abb@gremwell.com>wrote:
> 
> > On 17 Oct 2012, at 17:41, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> > wrote:
> >
> > On Wed, Oct 17, 2012 at 03:50:25PM +0200, Alexandre Bezroutchko wrote:
> >
> > On 10/17/2012 03:39 PM, Alexandre Bezroutchko wrote:
> >
> > Thanks for the hint, found it, here it is:
> >
> >
> >
> > http://wiki.xen.org/wiki/Xen_Development_Projects#Upstreaming_Xen_PVUSB_drivers_to_mainline_Linux_kernel
> >
> >
> > On 10/17/2012 02:11 PM, Pasi Kärkkäinen wrote:
> >
> > On Wed, Oct 17, 2012 at 01:21:53PM +0200, Alexandre Bezroutchko wrote:
> >
> >   Hi Nathanael,
> >
> >
> >   Is it possible to use your patch [1] on newer kernels? I've tried to use
> >
> >   it but most devices are not usable and some cause kernel crash. Detailed
> >
> >   description of an attempt on kernel 3.4 is at [2] and (somewhat less
> >
> >   detailed) with 3.6 is at [3]. I'm motivated to make it work, any ideas
> >
> >   what can be done to fix this issue? Please tell me if you need any
> >
> >   additional info.
> >
> >
> >   I've added xen-devel and Pasi Kärkkäinen into Cc, hope this is ok.
> >
> >
> > I think Konrad has the pvusb drivers in his git tree..
> >
> > Konrad's repo seems to contain the same patch [1] as published by
> >
> > Nathanael. It does not work for me. I've put Konrad in Cc, hope he can
> >
> > comment...
> >
> >
> > So how does it not work?
> >
> >
> > Here is my original question, please tell me what additional info you need.
> >
> 
> Have I failed to provide enough information, or there is some gross mistake
> in my setup?

Neither.
> 
> Could you please describe a setup for pvusb which linux 3.4 kernel and xen
> 4.1 having good chance to work?

I hadn't had a chance to look at it - and the only persons who would have
the expertise to do so are the authors of said patches. They seemed to
have moved on, so I think to answer your questions you would have to
wrap up your sleves and dig in the code yourself.