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Re: [Libvir] Problem with hypercall



On Tue, Sep 19, 2006 at 12:12:19PM -0400, Daniel Veillard wrote:
> On Wed, Sep 13, 2006 at 09:13:35PM -0400, Daniel Veillard wrote:
> > On Wed, Sep 13, 2006 at 12:55:01PM -0600, Jim Fehlig wrote:
> > > I found that the buffer provided for XEN_V1_OP_GETDOMAININFOLIST 
> > > hypercall differs slightly from the buffer in xen/dom0_ops.h.
> > 
> >   ohh, that's quite possible I made a mistake in rebuilding the code, yes
> > 
> > > Attached is a patch against current cvs that works for me, but I'm not 
> > > familiar with this part of the code so not sure if this is the proper fix.
> > 
> >   I will try to double check today or tomorrow as I'm on the road,
> > thanks a lot for the patch.
> 
>   Okay, I'm finally back, confirmed my error (sorry I should have tried a
> 32bit box too but had none handy with the old code). So applied and commited,

Urm, but this has now broken things on 32-bit  3.0.3 based Xen HV.

# virsh dominfo Domain-0 | grep CPU
CPU(s):         115

And also

#  virsh vcpuinfo Domain-0 
libvir: Xen error : failed Xen syscall  ioctl  3166208


Looks like we need different versions of this struct depending on which
Xen we're working against.

Dan.
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