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@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Andrea Bolognani 2021-10-07 19:53:45 +02:00
parent f119336162
commit fc6cde6cb1
4 changed files with 29 additions and 0 deletions

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@ -4888,6 +4888,13 @@ qemuValidateDomainDeviceDefIOMMU(const virDomainIOMMUDef *iommu,
virDomainIOMMUModelTypeToString(iommu->model)); virDomainIOMMUModelTypeToString(iommu->model));
return -1; 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; break;
case VIR_DOMAIN_IOMMU_MODEL_LAST: case VIR_DOMAIN_IOMMU_MODEL_LAST:

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@ -0,0 +1 @@
unsupported configuration: IOMMU device: 'virtio' needs a PCI address

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@ -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>

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@ -3252,6 +3252,7 @@ mymain(void)
DO_TEST_CAPS_ARCH_LATEST("virtio-iommu-aarch64", "aarch64"); 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-wrong-machine");
DO_TEST_CAPS_LATEST_PARSE_ERROR("virtio-iommu-no-acpi"); 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("cpu-hotplug-startup", QEMU_CAPS_QUERY_HOTPLUGGABLE_CPUS);
DO_TEST_PARSE_ERROR("cpu-hotplug-granularity", DO_TEST_PARSE_ERROR("cpu-hotplug-granularity",