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Diffstat (limited to 'hw/acpi/piix4.c')
-rw-r--r--hw/acpi/piix4.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index 7b98121070..9c079d6834 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -380,9 +380,17 @@ static void piix4_pm_powerdown_req(Notifier *n, void *opaque)
 static void piix4_device_pre_plug_cb(HotplugHandler *hotplug_dev,
                                     DeviceState *dev, Error **errp)
 {
+    PIIX4PMState *s = PIIX4_PM(hotplug_dev);
+
     if (object_dynamic_cast(OBJECT(dev), TYPE_PCI_DEVICE)) {
         acpi_pcihp_device_pre_plug_cb(hotplug_dev, dev, errp);
-    } else if (!object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM) &&
+    } else if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
+        if (!s->acpi_memory_hotplug.is_enabled) {
+            error_setg(errp,
+                "memory hotplug is not enabled: %s.memory-hotplug-support "
+                "is not set", object_get_typename(OBJECT(s)));
+        }
+    } else if (
                !object_dynamic_cast(OBJECT(dev), TYPE_CPU)) {
         error_setg(errp, "acpi: device pre plug request for not supported"
                    " device type: %s", object_get_typename(OBJECT(dev)));
@@ -394,8 +402,7 @@ static void piix4_device_plug_cb(HotplugHandler *hotplug_dev,
 {
     PIIX4PMState *s = PIIX4_PM(hotplug_dev);
 
-    if (s->acpi_memory_hotplug.is_enabled &&
-        object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
+    if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
         if (object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM)) {
             nvdimm_acpi_plug_cb(hotplug_dev, dev);
         } else {