Re: [RFC PATCH 0/6] selftests/vfio: Add sPAPR TCE v2 coverage

[Narayana Murty N <nnmlinux@linux.ibm.com>]

On 09/07/26 9:21 PM, David Matlack wrote:
> On Thu, Jul 9, 2026 at 1:49 AM Narayana Murty N <nnmlinux@linux.ibm.com> wrote:
>
>>>> Feedback is requested from the VFIO and PowerPC communities on:
>>>> 1. whether the sPAPR TCE v2 helpers should remain in the common VFIO
>>>> selftest library or move into a sPAPR-specific test helper?
>>> Responded in the patch. Let's move to their own file.
>> Will do. v2 will have:
>>
>>     lib/iommu_spapr.c         — all sPAPR logic, compiled only on powerpc
>>     lib/iommu_spapr_stub.c    — empty stubs returning -EOPNOTSUPP,
>>                                 compiled on all other architectures
>>     lib/include/libvfio/iommu_spapr.h — declarations
> Just one small thing here: You can put all the stubs in iommu_spapr.h
> as static inlines, then you don't need the extra C file. e.g.
>
> #ifdef __powerpc__
>
> ... prototypes ...
>
> #else
>
> ... static inline stubs ...
>
> #endif
Sure, will follow the same.

regards,
Narayana