[fedora-virt] wiki or comparable documentation for dom0 kernel under FC12

[Pasi Kärkkäinen]

On Thu, Feb 04, 2010 at 11:07:38AM +0000, Martin Bach wrote:
> Hi Daniel,
> 
> I tried installing Michael's kernel
> (kernel-2.6.31.9-1.2.82.xendom0.fc12.x86_64.rpm + the firmware) but
> still got the below message
> 
> ERROR Internal error: Could not obtain handle on privileged command
> interface (2 = No such file or directory)
> 
> when starting xend as root. A quick uname -a konfirmed I have indeed
> booted from the dom0 kernel.
> 
> Using my favorite search engine I found multiple posts on mailing lists
> regarding this but then users usually booted from the non dom0 kernel.
> 

Please paste your grub.conf.

Do you have evtchn.ko module loaded? xend requires that to work.
It newer pv_ops dom0 kernels it's called xen-evtchn.ko instead.

xen-3.4.2-2 rpms should take care of loading the correct driver automatically.

-- Pasi

> Regards,
> 
> Martin
> 
> On 02/04/2010 10:53 AM, Daniel P. Berrange wrote:
> > On Thu, Feb 04, 2010 at 10:51:33AM +0000, Martin Bach wrote:
> >> Dear list members,
> >>
> >> I was wondering if anyone has documented the necessary steps to end up
> >> with a dom0 kernel under FC12 and ideally X11. I am not afraid of
> >> building xen/libvirt/kernel from source (did so with ubuntu and gentoo
> >> patches) but somehow I must be missing a step somewhere.
> > 
> > There are community Dom0 kernels prebuilt
> > 
> > http://myoung.fedorapeople.org/dom0/
> > 
> > 
> > The Xen hypervisor & userspace are already in Fedora repos, and libvirt
> > has it enabled too.
> > 
> > Daniel
> 
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