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domain_validate: Validate dma_translation for iommu models

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The attribute dma_translation is only supported by intel-iommu device.
Report an error when it is used for the other iommu devices.

Fixes: 6866f958c1

Signed-off-by: Han Han <hhan@redhat.com>
Reviewed-by: Martin Kletzander <mkletzan@redhat.com>
This commit is contained in:
Han Han 2024-09-25 15:59:52 +08:00 committed by Martin Kletzander
parent 8105426d8f
commit 3b296a98aa
4 changed files with 24 additions and 1 deletions
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3
src/conf/domain_validate.c
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@ -2980,7 +2980,8 @@ virDomainIOMMUDefValidate(const virDomainIOMMUDef *iommu)
iommu->caching_mode != VIR_TRISTATE_SWITCH_ABSENT ||
iommu->eim != VIR_TRISTATE_SWITCH_ABSENT ||
iommu->iotlb != VIR_TRISTATE_SWITCH_ABSENT ||
iommu->aw_bits != 0) {
iommu->aw_bits != 0 ||
iommu->dma_translation != VIR_TRISTATE_SWITCH_ABSENT) {
virReportError(VIR_ERR_XML_ERROR,
_("iommu model '%1$s' doesn't support additional attributes"),
virDomainIOMMUModelTypeToString(iommu->model));

1
tests/qemuxmlconfdata/virtio-iommu-dma-translation.x86_64-latest.err Normal file
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@ -0,0 +1 @@
XML error: iommu model 'virtio' doesn't support additional attributes

20
tests/qemuxmlconfdata/virtio-iommu-dma-translation.xml Normal file
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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'>
<driver dma_translation='on'/>
</iommu>
</devices>
</domain>

1
tests/qemuxmlconftest.c
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@ -2766,6 +2766,7 @@ mymain(void)
DO_TEST_CAPS_LATEST_PARSE_ERROR("virtio-iommu-no-acpi");
DO_TEST_CAPS_LATEST_PARSE_ERROR("virtio-iommu-invalid-address-type");
DO_TEST_CAPS_LATEST_PARSE_ERROR("virtio-iommu-invalid-address");
DO_TEST_CAPS_LATEST_PARSE_ERROR("virtio-iommu-dma-translation");
DO_TEST_CAPS_LATEST("cpu-hotplug-startup");
DO_TEST_CAPS_ARCH_LATEST_PARSE_ERROR("cpu-hotplug-granularity", "ppc64");