Re: Xen as L1 support

[Gleb Natapov <gleb@redhat.com>]

On Wed, May 15, 2013 at 04:59:24PM +0200, Paolo Bonzini wrote:
> Il 15/05/2013 03:24, Ren, Yongjie ha scritto:
> >> -----Original Message-----
> >> From: kvm-owner@vger.kernel.org [mailto:kvm-owner@vger.kernel.org]
> >> On Behalf Of Alex Palesandro
> >> Sent: Tuesday, May 14, 2013 10:51 PM
> >> To: kvm@vger.kernel.org
> >> Subject: Fwd: Xen as L1 support
> >>
> >> Hi,
> >> I'm new to KVM. I'm doing some test on nested Virtualization with Xen
> >> and KVM. I tried to test the Xen hypervisor as L1 over KVM ( Linux
> >> 3.9.0) and I found this in
> >> "xm dmesg" log ( for the complete log, see the attached file).
> >> --------------------------------------------
> >> (XEN) VMX: CPU0 has insufficent VMExit Control (00036fff but requires
> >> min 00008200)
> >> (XEN) VMX: failed to initialise.
> >> --------------------------------------------
> 
> This is the "Acknowledge interrupt on exit" control.  It shouldn't be
> hard to implement it.
> 
To run 3.10 as L1 we need it anyway.

> Paolo
> 
> >> I found some bug-traces [1] [2] but the hex value here is different from the
> >> previously reported one, so maybe that is a different issue.
> >>
> >> Will Xen be supported as L1?
> >>
> > So far, I think it's NO. VMX doesn't work, but PV guest can work in L1 Xen.
> > There's a bug tracking 'Xen on KVM' issue.
> > https://bugzilla.kernel.org/show_bug.cgi?id=45931
> > 
> > Best Regards,
> >      Yongjie (Jay)
> > 
> > 
> >> Many Thanks.
> >>
> >> Alex
> >>
> >> [1] https://patchwork.kernel.org/patch/1318301/
> >> [2} https://patchwork.kernel.org/patch/789632/
> > N�����r��y���b�X��ǧv�^�)޺{.n�+����h��\x17��ܨ}���Ơz�&j:+v���\a����zZ+��+zf���h���~����i���z�\x1e�w���?����&�)ߢ^[fl===
> > 
> 
> --
> To unsubscribe from this list: send the line "unsubscribe kvm" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html

--
			Gleb.