Re: [Xen-devel] [PATCH v8 1/7] iommu: introduce the concept of DFN...

[Paul Durrant <Paul.Durrant@xxxxxxxxxx>]

> -----Original Message-----
> From: Xen-devel [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxxx] On Behalf
> Of Paul Durrant
> Sent: 13 September 2018 14:47
> To: 'Jan Beulich' <JBeulich@xxxxxxxx>; Julien Grall <julien.grall@xxxxxxx>
> Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>; Kevin Tian
> <kevin.tian@xxxxxxxxx>; Stefano Stabellini <sstabellini@xxxxxxxxxx>; Wei
> Liu <wei.liu2@xxxxxxxxxx>; Suravee Suthikulpanit
> <suravee.suthikulpanit@xxxxxxx>
> Subject: Re: [Xen-devel] [PATCH v8 1/7] iommu: introduce the concept of
> DFN...
> 
> > -----Original Message-----
> > From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> > Sent: 13 September 2018 14:41
> > To: Paul Durrant <Paul.Durrant@xxxxxxxxxx>
> > Cc: Suravee Suthikulpanit <suravee.suthikulpanit@xxxxxxx>; Julien Grall
> > <julien.grall@xxxxxxx>; Wei Liu <wei.liu2@xxxxxxxxxx>; Kevin Tian
> > <kevin.tian@xxxxxxxxx>; Stefano Stabellini <sstabellini@xxxxxxxxxx>;
> xen-
> > devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
> > Subject: RE: [PATCH v8 1/7] iommu: introduce the concept of DFN...
> >
> > >>> On 13.09.18 at 15:09, <Paul.Durrant@xxxxxxxxxx> wrote:
> > > Do you want me to move the page size definitions and re-submit with
> > > the other things fixed up?
> >
> > Irrespective of your subsequent reply, re-submission perhaps wants to
> > wait until you've clarified with ARM folks which of the #define-s need
> > to move, and which ones may remain common.
> >
> 
> Ok.
> 
> Julien,
>   Is there a concept of default IOMMU page size for ARM, or is it always
> implementation specific?

Actually, since smmu seems to be only implementation and there are no calls to 
dfn_to_daddr or daddr_to_dfn in there then I'm going to move these definitions 
into an x86 header unless I hear otherwise.

  Paul

> 
>   Paul
> 
> > Jan
> >
> 
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxxx
> https://lists.xenproject.org/mailman/listinfo/xen-devel
_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel