[libvirt PATCH v4 12/16] qemu: Validate address type for virtio-iommu

virtio-iommu is a PCI device and attempts to use a different address type should be rejected. Signed-off-by: Andrea Bolognani <abologna(a)redhat.com&gt; Reviewed-by: Ján Tomko <jtomko(a)redhat.com&gt; --- src/qemu/qemu_validate.c | 7 +++++++ ...mmu-invalid-address-type.x86_64-latest.err | 1 + .../virtio-iommu-invalid-address-type.xml | 20 +++++++++++++++++++ tests/qemuxml2argvtest.c | 1 + 4 files changed, 29 insertions(+) create mode 100644 tests/qemuxml2argvdata/virtio-iommu-invalid-address-type.x86_64-latest.err create mode 100644 tests/qemuxml2argvdata/virtio-iommu-invalid-address-type.xml diff --git a/src/qemu/qemu_validate.c b/src/qemu/qemu_validate.c index 1e6900bfd0..0ffe02be5b 100644 --- a/src/qemu/qemu_validate.c +++ b/src/qemu/qemu_validate.c @@ -4888,6 +4888,13 @@ qemuValidateDomainDeviceDefIOMMU(const virDomainIOMMUDef *iommu, virDomainIOMMUModelTypeToString(iommu->model)); return -1; } + if (iommu->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE && + iommu->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("IOMMU device: '%s' needs a PCI address"), + virDomainIOMMUModelTypeToString(iommu->model)); + return -1; + } break; case VIR_DOMAIN_IOMMU_MODEL_LAST: diff --git a/tests/qemuxml2argvdata/virtio-iommu-invalid-address-type.x86_64-latest.err b/tests/qemuxml2argvdata/virtio-iommu-invalid-address-type.x86_64-latest.err new file mode 100644 index 0000000000..216848eaf8 --- /dev/null +++ b/tests/qemuxml2argvdata/virtio-iommu-invalid-address-type.x86_64-latest.err @@ -0,0 +1 @@ +unsupported configuration: IOMMU device: 'virtio' needs a PCI address diff --git a/tests/qemuxml2argvdata/virtio-iommu-invalid-address-type.xml b/tests/qemuxml2argvdata/virtio-iommu-invalid-address-type.xml new file mode 100644 index 0000000000..8c227c38a4 --- /dev/null +++ b/tests/qemuxml2argvdata/virtio-iommu-invalid-address-type.xml @@ -0,0 +1,20 @@ +<domain type='qemu'> + <name>QEMUGuest1</name> + <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid> + <memory unit='KiB'>219100</memory> + <vcpu placement='static'>1</vcpu> + <os> + <type arch='x86_64' machine='q35'>hvm</type> + </os> + <features> + <acpi/> + </features> + <devices> + <emulator>/usr/bin/qemu-system-x86_64</emulator> + <controller type='usb' model='none'/> + <memballoon model='none'/> + <iommu model='virtio'> + <address type='virtio-mmio'/> + </iommu> + </devices> +</domain> diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c index 88863d94f3..f6ce8e0200 100644 --- a/tests/qemuxml2argvtest.c +++ b/tests/qemuxml2argvtest.c @@ -3252,6 +3252,7 @@ mymain(void) DO_TEST_CAPS_ARCH_LATEST("virtio-iommu-aarch64", "aarch64"); DO_TEST_CAPS_LATEST_PARSE_ERROR("virtio-iommu-wrong-machine"); DO_TEST_CAPS_LATEST_PARSE_ERROR("virtio-iommu-no-acpi"); + DO_TEST_CAPS_LATEST_PARSE_ERROR("virtio-iommu-invalid-address-type"); DO_TEST("cpu-hotplug-startup", QEMU_CAPS_QUERY_HOTPLUGGABLE_CPUS); DO_TEST_PARSE_ERROR("cpu-hotplug-granularity", -- 2.35.1