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AJvYcCX/bkkrPmwQ5kw5d1sFJ1mP0P22s9C00ubyS4Zx6kcWXHKf3qkkLKq33fMyKLTUV0zzW8jY9azgzvchqlk=@vger.kernel.org X-Gm-Message-State: AOJu0YyLeJ5TV3v9JFzTqiuTg74Mo5LTvCa4pKTHVVHZBHAKuGxZW+7C CzKMzlA7Wn//oMxDuJplvtx1+ZAe8/jJF08wGy2BCSa1tCJD+43zf9feN+19z787j9MgnP4TDhc HUpKAcVTBzols6w== X-Google-Smtp-Source: AGHT+IE3jtexGsrRDjIT0Tyf8nE5Fmimh71e5TPCAkGjiZc+TJVpvLRXUcY5i8nAhMcct73UaVxxGUfD8Z9rpw== X-Received: from pfblc3.prod.google.com ([2002:a05:6a00:4f43:b0:77f:1f29:5399]) (user=dmatlack job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a00:23cb:b0:7ad:f6e8:d013 with SMTP id d2e1a72fcca58-7c58eaf4174mr21909766b3a.32.1764185799181; Wed, 26 Nov 2025 11:36:39 -0800 (PST) Date: Wed, 26 Nov 2025 19:36:05 +0000 In-Reply-To: <20251126193608.2678510-1-dmatlack@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251126193608.2678510-1-dmatlack@google.com> X-Mailer: git-send-email 2.52.0.487.g5c8c507ade-goog Message-ID: <20251126193608.2678510-19-dmatlack@google.com> Subject: [PATCH 18/21] vfio: selftests: Expose iommu_modes to tests From: David Matlack To: Alex Williamson Cc: Adithya Jayachandran , Alex Mastro , Alistair Popple , Andrew Morton , Bjorn Helgaas , Chris Li , David Matlack , David Rientjes , Jacob Pan , Jason Gunthorpe , Jason Gunthorpe , Josh Hilke , Kevin Tian , kvm@vger.kernel.org, Leon Romanovsky , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-pci@vger.kernel.org, Lukas Wunner , Mike Rapoport , Parav Pandit , Pasha Tatashin , Philipp Stanner , Pratyush Yadav , Saeed Mahameed , Samiullah Khawaja , Shuah Khan , Tomita Moeko , Vipin Sharma , William Tu , Yi Liu , Yunxiang Li , Zhu Yanjun Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Expose the list of iommu_modes to enable tests that want to iterate through all possible iommu modes. Signed-off-by: David Matlack --- tools/testing/selftests/vfio/lib/include/libvfio/iommu.h | 2 ++ tools/testing/selftests/vfio/lib/iommu.c | 4 +++- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/vfio/lib/include/libvfio/iommu.h b/too= ls/testing/selftests/vfio/lib/include/libvfio/iommu.h index 5c9b9dc6d993..a03ff2281f11 100644 --- a/tools/testing/selftests/vfio/lib/include/libvfio/iommu.h +++ b/tools/testing/selftests/vfio/lib/include/libvfio/iommu.h @@ -15,6 +15,8 @@ struct iommu_mode { unsigned long iommu_type; }; =20 +extern const struct iommu_mode iommu_modes[]; +extern const int nr_iommu_modes; extern const char *default_iommu_mode; =20 struct dma_region { diff --git a/tools/testing/selftests/vfio/lib/iommu.c b/tools/testing/selft= ests/vfio/lib/iommu.c index 8079d43523f3..bf54f95ec833 100644 --- a/tools/testing/selftests/vfio/lib/iommu.c +++ b/tools/testing/selftests/vfio/lib/iommu.c @@ -24,7 +24,7 @@ const char *default_iommu_mode =3D "iommufd"; =20 /* Reminder: Keep in sync with FIXTURE_VARIANT_ADD_ALL_IOMMU_MODES(). */ -static const struct iommu_mode iommu_modes[] =3D { +const struct iommu_mode iommu_modes[] =3D { { .name =3D "vfio_type1_iommu", .container_path =3D "/dev/vfio/vfio", @@ -50,6 +50,8 @@ static const struct iommu_mode iommu_modes[] =3D { }, }; =20 +const int nr_iommu_modes =3D ARRAY_SIZE(iommu_modes); + static const struct iommu_mode *lookup_iommu_mode(const char *iommu_mode) { int i; --=20 2.52.0.487.g5c8c507ade-goog