From: David Matlack <dmatlack@google.com>
Date: Fri, 22 Aug 2025 21:25:16 +0000 (+0000)
Subject: vfio: selftests: Make iommufd the default iommu_mode
X-Git-Tag: v6.18-rc1~97^2~15
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8afcbe20476ad238fd1f331f51d721138eff5172;p=thirdparty%2Fkernel%2Flinux.git

vfio: selftests: Make iommufd the default iommu_mode

Now that VFIO selftests support iommufd, make it the default mode.
IOMMUFD is the successor to VFIO_TYPE1{,v2}_IOMMU and all new features
are being added there, so it's a slightly better fit as the default
mode.

Acked-by: Shuah Khan <skhan@linuxfoundation.org>
Signed-off-by: David Matlack <dmatlack@google.com>
Link: https://lore.kernel.org/r/20250822212518.4156428-30-dmatlack@google.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
---

diff --git a/tools/testing/selftests/vfio/lib/vfio_pci_device.c b/tools/testing/selftests/vfio/lib/vfio_pci_device.c
index 5d8944a37982c..0921b2451ba5c 100644
--- a/tools/testing/selftests/vfio/lib/vfio_pci_device.c
+++ b/tools/testing/selftests/vfio/lib/vfio_pci_device.c
@@ -437,7 +437,7 @@ static const struct vfio_iommu_mode iommu_modes[] = {
 	},
 };
 
-const char *default_iommu_mode = "vfio_type1_iommu";
+const char *default_iommu_mode = "iommufd";
 
 static const struct vfio_iommu_mode *lookup_iommu_mode(const char *iommu_mode)
 {