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libvirt_pcicontr: add func for pcie-root #4334

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libvirt_pcicontr: add func for pcie-root #4334

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10 changes: 10 additions & 0 deletions virttest/utils_libvirt/libvirt_pcicontr.py
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Original file line number Diff line number Diff line change
Expand Up @@ -126,3 +126,13 @@ def reset_pci_num(vm_name, num=15):

# synchronize XML
vmxml.sync()


def get_pcie_root_index(vm_xml):
vm_controllers = vm_xml.devices.by_device_tag("controller")
for index in range(len(vm_controllers)):
if vm_controllers[index].model == "pcie-root":
return index
LOG.warning("The pcie-root controller is not found")

return -1
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