libxl: add support for memballoon device

All Xen PV and HVM with PV driver support a memory balloon device,
which cannot be disabled through the toolstack. Model the device
in the libxl driver, similar to the recently removed xend-based
driver.

Signed-off-by: Jim Fehlig <jfehlig@suse.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

src/libxl/libxl_conf.c

@@ -626,6 +626,30 @@ libxlMakeDomBuildInfo(virDomainDefPtr def,
             return -1;
     }
 
+    /* only the 'xen' balloon device model is supported */
+    if (def->memballoon) {
+        int model = def->memballoon->model;
+
+        switch ((virDomainMemballoonModel)model) {
+        case VIR_DOMAIN_MEMBALLOON_MODEL_XEN:
+            break;
+        case VIR_DOMAIN_MEMBALLOON_MODEL_VIRTIO:
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("unsupported balloon device model '%s'"),
+                           virDomainMemballoonModelTypeToString(model));
+            return -1;
+        case VIR_DOMAIN_MEMBALLOON_MODEL_NONE:
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           "%s",
+                           _("balloon device cannot be disabled"));
+            return -1;
+        case VIR_DOMAIN_MEMBALLOON_MODEL_LAST:
+        default:
+            virReportEnumRangeError(virDomainMemballoonModel, model);
+            return -1;
+        }
+    }
+
     return 0;
 }
 

src/libxl/libxl_domain.c

@@ -413,6 +413,16 @@ libxlDomainDefPostParse(virDomainDefPtr def,
             def->features[VIR_DOMAIN_FEATURE_ACPI] = VIR_TRISTATE_SWITCH_ON;
     }
 
+    /* add implicit balloon device */
+    if (def->memballoon == NULL) {
+        virDomainMemballoonDefPtr memballoon;
+        if (VIR_ALLOC(memballoon) < 0)
+            return -1;
+
+        memballoon->model = VIR_DOMAIN_MEMBALLOON_MODEL_XEN;
+        def->memballoon = memballoon;
+    }
+
     return 0;
 }
 

tests/sexpr2xmldata/sexpr2xml-boot-grub.xml

@@ -24,5 +24,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-bridge-ipaddr.xml

@@ -32,5 +32,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-curmem.xml

@@ -38,5 +38,6 @@
     <video>
       <model type='xen' vram='4096' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-disk-block-shareable.xml

@@ -30,5 +30,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-disk-block.xml

@@ -25,5 +25,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-disk-drv-blktap-qcow.xml

@@ -25,5 +25,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-disk-drv-blktap-raw.xml

@@ -25,5 +25,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-disk-drv-blktap2-raw.xml

@@ -25,5 +25,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-disk-file.xml

@@ -25,5 +25,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-autoport.xml

@@ -53,5 +53,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-empty-kernel.xml

@@ -46,5 +46,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-force-hpet.xml

@@ -49,5 +49,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-force-nohpet.xml

@@ -49,5 +49,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-kernel.xml

@@ -29,5 +29,6 @@
     </console>
     <input type='mouse' bus='ps2'/>
     <input type='keyboard' bus='ps2'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-localtime.xml

@@ -46,5 +46,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-net-netfront.xml

@@ -47,5 +47,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-parallel-tcp.xml

@@ -51,5 +51,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-dev-2-ports.xml

@@ -58,5 +58,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-dev-2nd-port.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-file.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-null.xml

@@ -52,5 +52,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-pipe.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-pty.xml

@@ -52,5 +52,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-stdio.xml

@@ -52,5 +52,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-tcp-telnet.xml

@@ -56,5 +56,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-tcp.xml

@@ -56,5 +56,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-udp.xml

@@ -56,5 +56,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-serial-unix.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-sound-all.xml

@@ -48,5 +48,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-sound.xml

@@ -48,5 +48,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-usbmouse.xml

@@ -47,5 +47,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-usbtablet.xml

@@ -47,5 +47,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-utc.xml

@@ -46,5 +46,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv-v2.xml

@@ -46,5 +46,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-fv.xml

@@ -46,5 +46,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-net-bridged.xml

@@ -31,5 +31,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-net-e1000.xml

@@ -32,5 +32,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-net-routed.xml

@@ -31,5 +31,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-no-source-cdrom.xml

@@ -52,5 +52,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-pci-devs.xml

@@ -37,5 +37,6 @@
         <address domain='0x0000' bus='0x01' slot='0x13' function='0x0'/>
       </source>
     </hostdev>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-pv-bootloader-cmdline.xml

@@ -25,5 +25,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-pv-bootloader.xml

@@ -24,5 +24,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-pv-localtime.xml

@@ -25,5 +25,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-pv-vcpus.xml

@@ -25,5 +25,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-pv-vfb-new-vncdisplay.xml

@@ -31,5 +31,6 @@
     <video>
       <model type='xen' vram='4096' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-pv-vfb-new.xml

@@ -31,5 +31,6 @@
     <video>
       <model type='xen' vram='4096' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-pv-vfb-type-crash.xml

@@ -36,5 +36,6 @@
     <video>
       <model type='xen' vram='4096' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-pv.xml

@@ -25,5 +25,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/sexpr2xmldata/sexpr2xml-vif-rate.xml

@@ -50,5 +50,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-channel-pty.xml

@@ -29,5 +29,6 @@
     </channel>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-channel-unix.xml

@@ -30,5 +30,6 @@
     </channel>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-disk-positional-parms-full.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-disk-positional-parms-partial.xml

@@ -60,5 +60,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-disk-qed.xml

@@ -41,5 +41,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-direct-kernel-boot-bogus-extra.xml

@@ -51,5 +51,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-direct-kernel-boot-extra.xml

@@ -51,5 +51,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-direct-kernel-boot.xml

@@ -51,5 +51,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-hpet-timer.xml

@@ -60,5 +60,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-multi-timer.xml

@@ -61,5 +61,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-multiserial.xml

@@ -60,5 +60,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-multiusb.xml

@@ -50,5 +50,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-nestedhvm-disabled.xml

@@ -57,5 +57,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-nestedhvm.xml

@@ -55,5 +55,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-nohap.xml

@@ -58,5 +58,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-ovmf.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-tsc-timer.xml

@@ -60,5 +60,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-fullvirt-vnuma.xml

@@ -77,5 +77,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-new-disk.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-paravirt-cmdline-bogus-extra-root.xml

@@ -30,5 +30,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-paravirt-cmdline-extra-root.xml

@@ -30,5 +30,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-paravirt-cmdline.xml

@@ -30,5 +30,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-paravirt-maxvcpus.xml

@@ -26,5 +26,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-rbd-multihost-noauth.xml

@@ -51,5 +51,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-spice-features.xml

@@ -50,5 +50,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-spice.xml

@@ -50,5 +50,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-usb.xml

@@ -31,5 +31,6 @@
         <address bus='1' device='3'/>
       </source>
     </hostdev>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-usbctrl.xml

@@ -27,5 +27,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-vif-multi-ip.xml

@@ -44,5 +44,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-vif-rate.xml

@@ -57,5 +57,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xlconfigdata/test-vif-typename.xml

@@ -41,5 +41,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-disk-drv-blktap-raw.xml

@@ -28,5 +28,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-disk-drv-blktap2-raw.xml

@@ -28,5 +28,6 @@
     </console>
     <input type='mouse' bus='xen'/>
     <input type='keyboard' bus='xen'/>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-escape-paths.xml

@@ -56,5 +56,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-default-feature.xml

@@ -50,5 +50,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-force-hpet.xml

@@ -50,5 +50,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-force-nohpet.xml

@@ -50,5 +50,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-localtime.xml

@@ -48,5 +48,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-net-netfront.xml

@@ -48,5 +48,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-new-cdrom.xml

@@ -48,5 +48,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-nohap.xml

@@ -49,5 +49,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-parallel-tcp.xml

@@ -53,5 +53,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-serial-file.xml

@@ -56,5 +56,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-serial-null.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-serial-pipe.xml

@@ -56,5 +56,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-serial-pty.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-serial-stdio.xml

@@ -54,5 +54,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-serial-tcp-telnet.xml

@@ -58,5 +58,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>

tests/xmconfigdata/test-fullvirt-serial-tcp.xml

@@ -58,5 +58,6 @@
     <video>
       <model type='cirrus' vram='8192' heads='1' primary='yes'/>
     </video>
+    <memballoon model='xen'/>
   </devices>
 </domain>