Merge "Add Packed Virtqueue extra spec and image properties"

doc/source/admin/useful-image-properties.rst

@@ -446,6 +446,15 @@ Here is a list of useful image properties and the values they expect.
 
   Only supported by the libvirt driver.
 
+``hw_virtio_packed_ring``
+  :Type: bool
+
+  Enables Packed VIRT-IO Queue feature. When set to true, instance will be
+  scheduled to hosts that support negotiating the packed virt queue format.
+  This feature may or may not be enabled depending on the guest driver.
+  When used it will improve the small packet performance of network io.
+  Only supported by the libvirt driver.
+
 ``hw_pointer_model``
   :Type: str
 

etc/metadefs/compute-libvirt.json

@@ -33,6 +33,13 @@
             "type": "string",
             "enum": ["true", "false"]
         }
+        ,
+        "virtio_packed_ring": {
+            "title": "Virtio Packed Ring",
+            "description": "Enables Packed VIRT-IO Queue feature. When set to true, instance will bescheduled to hosts that support negotiating the packed virt queue format. This feature may or may not be enabled depending on the guest driver. When used it will improve the small packet performance of network io.",
+            "type": "string",
+            "enum": ["true", "false"]
+        }
     },
     "objects": []
 }

glance/tests/functional/db/base_metadef.py

@@ -773,7 +773,7 @@ class MetadefLoadUnloadTests:
         'CIM::VirtualSystemSettingData': 17,
         'OS::Compute::XenAPI': 1,
         'OS::Compute::InstanceData': 2,
-        'OS::Compute::Libvirt': 3,
+        'OS::Compute::Libvirt': 4,
         'OS::Compute::VMwareQuotaFlavor': 2,
         'OS::Cinder::Volumetype': 1,
         'OS::Glance::Signatures': 4,

releasenotes/notes/bp-virtio-packed-ring-configuration-support-0cd0333c1c52c02b.yaml

@@ -0,0 +1,12 @@
+---
+upgrade:
+  - |
+    The following metadata definitions have been modified:
+
+    * Added ``hw:virtio_packed_ring`` boolean in the ``OS::Nova::Flavor``
+      namespace, and ``hw_virtio_packed_ring`` boolean in the
+      ``OS::Glance::Image`` namespace.
+
+    You may upgrade these definitions using:
+
+    ``glance-manage db load_metadefs [--path <path>] [--merge] [--prefer_new]``