Re: [Xen-devel] [PATCH v5 1/7] xen/pvh: Split CONFIG_XEN_PVH into CONFIG_PVH and CONFIG_XEN_PVH

[Maran Wilson <maran.wilson@xxxxxxxxxx>]

On 3/20/2018 12:23 PM, Randy Dunlap wrote:
> Hi,
>
> On 03/20/2018 12:18 PM, Maran Wilson wrote:
> > In order to pave the way for hypervisors other then Xen to use the PVH
>                                                   than
>
> > entry point for VMs, we need to factor the PVH entry code into Xen specific
> > and hypervisor agnostic components. The first step in doing that, is to
> > create a new config option for PVH entry that can be enabled
> > independently from CONFIG_XEN.
> >
> > Signed-off-by: Maran Wilson <maran.wilson@xxxxxxxxxx>
> > ---
> >   arch/x86/Kconfig          | 7 +++++++
> >   arch/x86/kernel/head_64.S | 4 ++--
> >   arch/x86/xen/Kconfig      | 3 ++-
> >   3 files changed, 11 insertions(+), 3 deletions(-)
> >
> > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> > index eb7f43f23521..58831320b5d2 100644
> > --- a/arch/x86/Kconfig
> > +++ b/arch/x86/Kconfig
> > @@ -791,6 +791,13 @@ config KVM_GUEST
> >           underlying device model, the host provides the guest with
> >           timing infrastructure such as time of day, and system time
> >   
> > +config PVH
> > +       bool "Support for running PVH guests"
> > +       def_bool n
> You don't need two (2) "bool"s here. And 'n' is already the default, so just
> drop the second line.
>
> > +       ---help---
> > +         This option enables the PVH entry point for guest virtual machines
> > +         as specified in the x86/HVM direct boot ABI.
> > +
> >   config KVM_DEBUG_FS
> >         bool "Enable debug information for KVM Guests in debugfs"
> >         depends on KVM_GUEST && DEBUG_FS
Hi Randy,

Will make both changes.

Thanks,
-Maran

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