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Re: [RFC v2 6/8] tools/arm: Introduce force_assign_without_iommu option to xl.cfg
- To: Anthony PERARD <anthony.perard@xxxxxxxxxx>
- From: Oleksii Moisieiev <Oleksii_Moisieiev@xxxxxxxx>
- Date: Fri, 18 Feb 2022 08:19:46 +0000
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- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Nick Rosbrook <rosbrookn@xxxxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Paul Durrant <paul@xxxxxxx>
- Delivery-date: Fri, 18 Feb 2022 08:20:07 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHYHRW3O86755dYV0qSgPdVO9oeMayX4d4AgAEkigA=
- Thread-topic: [RFC v2 6/8] tools/arm: Introduce force_assign_without_iommu option to xl.cfg
Hi Anthony,
On Thu, Feb 17, 2022 at 02:52:44PM +0000, Anthony PERARD wrote:
> On Tue, Feb 08, 2022 at 06:00:12PM +0000, Oleksii Moisieiev wrote:
> > If set, Xen is allowed to assign the devices even if they are not under
> > IOMMU.
> > Can be confugired from dom.cfg in the following format:
> > force_assign_without_iommu = 1
> >
> > This parameter has the same purpose as xen,force-assign-without-iommu
> > property in dom0less archtecture.
> >
> > Signed-off-by: Oleksii Moisieiev <oleksii_moisieiev@xxxxxxxx>
> > ---
> > diff --git a/tools/libs/light/libxl_types.idl
> > b/tools/libs/light/libxl_types.idl
> > index 2a42da2f7d..1080966c33 100644
> > --- a/tools/libs/light/libxl_types.idl
> > +++ b/tools/libs/light/libxl_types.idl
> > @@ -564,6 +564,7 @@ libxl_domain_build_info = Struct("domain_build_info",[
> > ("apic", libxl_defbool),
> > ("dm_restrict", libxl_defbool),
> > ("tee", libxl_tee_type),
> > + ("force_assign_without_iommu", libxl_defbool),
>
> As you are making changes to libxl's API, could you add a LIBXL_HAVE_*
> macro in "tools/include/libxl.h", they are plenty of example there about
> adding new fields in "libxl_domain_build_info".
Sure, I will add it in v3.
--
Oleksii.
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