This change catches an invalid use of the option in our
test suite.

https://bugzilla.redhat.com/show_bug.cgi?id=1483816

Signed-off-by: Andrea Bolognani <abolo...@redhat.com>
---
 src/qemu/qemu_domain.c                         | 52 ++++++++++++++++++++++++++
 tests/qemuxml2argvdata/pcie-expander-bus.xml   |  3 --
 tests/qemuxml2xmloutdata/pcie-expander-bus.xml |  4 +-
 3 files changed, 53 insertions(+), 6 deletions(-)

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 1354d9850a..07ed006f70 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -4747,6 +4747,58 @@ qemuDomainDeviceDefValidateControllerPCI(const 
virDomainControllerDef *cont,
         return -1;
     }
 
+    /* numaNode */
+    switch ((virDomainControllerModelPCI) cont->model) {
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_EXPANDER_BUS:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_EXPANDER_BUS:
+        /* numaNode can be used for these controllers, but it's not set
+         * automatically so it can be missing */
+        break;
+
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_ROOT:
+        /* Only PHBs support numaNode */
+        if (pciopts->numaNode != -1 &&
+            pciopts->modelName != 
VIR_DOMAIN_CONTROLLER_PCI_MODEL_NAME_SPAPR_PCI_HOST_BRIDGE) {
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("Option '%s' is not valid for '%s' controller"),
+                           "numaNode", model);
+            return -1;
+        }
+
+        /* However, the default PHB doesn't support numaNode */
+        if (pciopts->numaNode != -1 &&
+            pciopts->modelName == 
VIR_DOMAIN_CONTROLLER_PCI_MODEL_NAME_SPAPR_PCI_HOST_BRIDGE &&
+            pciopts->targetIndex == 0) {
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("Option '%s' is not valid for '%s' controller "
+                             "with '%s' equal to 0"),
+                           "numaNode", model,
+                           "targetIndex");
+            return -1;
+        }
+        break;
+
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_BRIDGE:
+    case VIR_DOMAIN_CONTROLLER_MODEL_DMI_TO_PCI_BRIDGE:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT_PORT:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_UPSTREAM_PORT:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_DOWNSTREAM_PORT:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT:
+        if (pciopts->numaNode != -1) {
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("Option '%s' is not valid for '%s' controller"),
+                           "numaNode", model);
+            return -1;
+        }
+        break;
+
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_DEFAULT:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_LAST:
+    default:
+        virReportEnumRangeError(virDomainControllerModelPCI, cont->model);
+        return -1;
+    }
+
     return qemuDomainDeviceDefValidateControllerPCIOld(cont, def, qemuCaps);
 }
 
diff --git a/tests/qemuxml2argvdata/pcie-expander-bus.xml 
b/tests/qemuxml2argvdata/pcie-expander-bus.xml
index 237430a1e5..5c5d34d1e0 100644
--- a/tests/qemuxml2argvdata/pcie-expander-bus.xml
+++ b/tests/qemuxml2argvdata/pcie-expander-bus.xml
@@ -35,9 +35,6 @@
       <address type='pci' bus='0x00' slot='4'/>
     </controller>
     <controller type='pci' index='2' model='pcie-root-port'>
-      <target>
-        <node>1</node>
-      </target>
       <address type='pci' bus='0x01'/>
     </controller>
     <controller type='pci' index='3' model='pcie-switch-upstream-port'>
diff --git a/tests/qemuxml2xmloutdata/pcie-expander-bus.xml 
b/tests/qemuxml2xmloutdata/pcie-expander-bus.xml
index d5e741b80d..b6498fd2eb 100644
--- a/tests/qemuxml2xmloutdata/pcie-expander-bus.xml
+++ b/tests/qemuxml2xmloutdata/pcie-expander-bus.xml
@@ -36,9 +36,7 @@
     </controller>
     <controller type='pci' index='2' model='pcie-root-port'>
       <model name='ioh3420'/>
-      <target chassis='2' port='0x0'>
-        <node>1</node>
-      </target>
+      <target chassis='2' port='0x0'/>
       <address type='pci' domain='0x0000' bus='0x01' slot='0x00' 
function='0x0'/>
     </controller>
     <controller type='pci' index='3' model='pcie-switch-upstream-port'>
-- 
2.14.3

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