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Diffstat (limited to 'nova/virt/libvirt/migration.py')
| -rw-r--r-- | nova/virt/libvirt/migration.py | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/nova/virt/libvirt/migration.py b/nova/virt/libvirt/migration.py index 8cea9f2983..4726111a76 100644 --- a/nova/virt/libvirt/migration.py +++ b/nova/virt/libvirt/migration.py @@ -62,6 +62,7 @@ def get_updated_guest_xml(instance, guest, migrate_data, get_volume_config, xml_doc, migrate_data, instance, get_volume_config) xml_doc = _update_perf_events_xml(xml_doc, migrate_data) xml_doc = _update_memory_backing_xml(xml_doc, migrate_data) + xml_doc = _update_quota_xml(instance, xml_doc) if get_vif_config is not None: xml_doc = _update_vif_xml(xml_doc, migrate_data, get_vif_config) if 'dst_numa_info' in migrate_data: @@ -71,6 +72,18 @@ def get_updated_guest_xml(instance, guest, migrate_data, get_volume_config, return etree.tostring(xml_doc, encoding='unicode') +def _update_quota_xml(instance, xml_doc): + flavor_shares = instance.flavor.extra_specs.get('quota:cpu_shares') + cputune = xml_doc.find('./cputune') + shares = xml_doc.find('./cputune/shares') + if shares is not None and not flavor_shares: + cputune.remove(shares) + # Remove the cputune element entirely if it has no children left. + if cputune is not None and not list(cputune): + xml_doc.remove(cputune) + return xml_doc + + def _update_device_resources_xml(xml_doc, new_resources): vpmems = [] for resource in new_resources: |