Re: [Xen-devel] Bisected Xen-unstable: "Segment register inaccessible for d1v0" when starting HVM guest on intel

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 04.07.14 at 04:51, <feng.wu@xxxxxxxxx> wrote:
> I try to reproduce this issue on my side, but I find that the per-VCPU guest 
> runstate shared memory area
> is not registered by the HVM guest, so in update_runstate_area(), it always 
> returns 1 and bypass the
> remaining logic. I am wondering how it is registered in your HVM guest, were 
> you running an PVHVM guest
> or HVM guest with PV drivers, I think which may register this area.
> 
> Jan, do you have some ideas about this, Thanks a lot!

You should have clarified what kind of guest(s) you tried. Pv-ops Linux,
afaict, appears to register these areas not just in PV mode.

Jan


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