Re: [PATCH v2 7/7] iommufd/selftest: Add a selftest for iommufd_device_attach() with a hwpt argument

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On Fri, Feb 24, 2023 at 07:02:06AM +0000, Tian, Kevin wrote:
> > From: Jason Gunthorpe <jgg@xxxxxxxxxx>
> > Sent: Thursday, February 23, 2023 5:03 AM
> > 
> > This can now be covered since we have a full struct device.
> > 
> > Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
> > ---
> >  tools/testing/selftests/iommu/iommufd.c | 13 ++++++++++++-
> >  1 file changed, 12 insertions(+), 1 deletion(-)
> > 
> > diff --git a/tools/testing/selftests/iommu/iommufd.c
> > b/tools/testing/selftests/iommu/iommufd.c
> > index 0c4bbd4079a425..69cb79d6a0711d 100644
> > --- a/tools/testing/selftests/iommu/iommufd.c
> > +++ b/tools/testing/selftests/iommu/iommufd.c
> > @@ -187,6 +187,7 @@ FIXTURE(iommufd_ioas)
> >  	int fd;
> >  	uint32_t ioas_id;
> >  	uint32_t domain_id;
> > +	uint32_t hwpt_id;
> >  	uint64_t base_iova;
> >  };
> > 
> > @@ -212,7 +213,7 @@ FIXTURE_SETUP(iommufd_ioas)
> >  	}
> > 
> >  	for (i = 0; i != variant->mock_domains; i++) {
> > -		test_cmd_mock_domain(self->ioas_id, NULL, &self-
> > >domain_id);
> > +		test_cmd_mock_domain(self->ioas_id, &self->domain_id,
> > &self->hwpt_id);
> 
> I didn't get how this works. self->domain_id now means device_id but
> other references still take it as a domain, e.g.

The names are just wrong, Nicolin pointed this out and I had a later
patch to fix it, but lets move it earlier to this series.

Thanks,
Jason



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