backends: Fix typename of 'policy' enum property in hostmem obj

[qemu.git] / backends / hostmem.c

diff --git a/backends/hostmem.c b/backends/hostmem.c
index 99e8f99da8fd6d6dfa77fd91e3f380fa457c886a..f6db33c14ef56bc794efd700b2b690827f5f3f76 100644 (file)
--- a/backends/hostmem.c
+++ b/backends/hostmem.c
@@ -252,7 +252,7 @@ static void host_memory_backend_init(Object *obj)
     object_property_add(obj, "host-nodes", "int",
                         host_memory_backend_get_host_nodes,
                         host_memory_backend_set_host_nodes, NULL, NULL, NULL);
-    object_property_add(obj, "policy", "str",
+    object_property_add(obj, "policy", "HostMemPolicy",
                         host_memory_backend_get_policy,
                         host_memory_backend_set_policy, NULL, NULL, NULL);
 }
@@ -335,12 +335,26 @@ host_memory_backend_memory_complete(UserCreatable *uc, Error **errp)
     }
 }
 
+static bool
+host_memory_backend_can_be_deleted(UserCreatable *uc, Error **errp)
+{
+    MemoryRegion *mr;
+
+    mr = host_memory_backend_get_memory(MEMORY_BACKEND(uc), errp);
+    if (memory_region_is_mapped(mr)) {
+        return false;
+    } else {
+        return true;
+    }
+}
+
 static void
 host_memory_backend_class_init(ObjectClass *oc, void *data)
 {
     UserCreatableClass *ucc = USER_CREATABLE_CLASS(oc);
 
     ucc->complete = host_memory_backend_memory_complete;
+    ucc->can_be_deleted = host_memory_backend_can_be_deleted;
 }
 
 static const TypeInfo host_memory_backend_info = {