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SubjectRe: [Xen-devel] [PATCH V3 1/6]: PVH: basic and header changes, elfnote changes, ...
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On Fri, 2012-10-19 at 14:17 +0100, Konrad Rzeszutek Wilk wrote:
> > > +config XEN_X86_PVH
> > > + bool "Support for running as a PVH guest (EXPERIMENTAL)"
> > > + depends on X86_64 && XEN && EXPERIMENTAL
> > > + default n
> > > + help
> > > + This option enables support for running as a PVH guest (PV guest
> > > + using hardware extensions) under a suitably capable hypervisor.
> > > + This option is EXPERIMENTAL because the hypervisor interfaces
> > > + which it uses are not yet considered stable therefore backwards and
> > > + forwards compatibility is not yet guaranteed. If unsure, say N.
> >
> > Do we really need the kconfig symbol? Why can't we have it always
>
> Yes for right now. That is to make sure that we can test for regressions
> PV guests on a hypervisor without PVH extensions - or vice-versa:
> PVH hypervisors with an normal PV guest.

Also the "depends on X86_64" bit is currently quite important...

Ian.



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