diff options
| -rw-r--r-- | include/hw/qdev-core.h | 3 | ||||
| -rw-r--r-- | qom/object.c | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/include/hw/qdev-core.h b/include/hw/qdev-core.h index e157fc4acd..136df7774c 100644 --- a/include/hw/qdev-core.h +++ b/include/hw/qdev-core.h @@ -252,6 +252,8 @@ struct PropertyInfo { /** * GlobalProperty: * @used: Set to true if property was used when initializing a device. + * @optional: If set to true, GlobalProperty will be skipped without errors + * if the property doesn't exist. * * An error is fatal for non-hotplugged devices, when the global is applied. */ @@ -260,6 +262,7 @@ typedef struct GlobalProperty { const char *property; const char *value; bool used; + bool optional; } GlobalProperty; static inline void diff --git a/qom/object.c b/qom/object.c index 3966a3d461..1555547727 100644 --- a/qom/object.c +++ b/qom/object.c @@ -386,6 +386,9 @@ void object_apply_global_props(Object *obj, const GPtrArray *props, Error **errp if (object_dynamic_cast(obj, p->driver) == NULL) { continue; } + if (p->optional && !object_property_find(obj, p->property, NULL)) { + continue; + } p->used = true; object_property_parse(obj, p->value, p->property, &err); if (err != NULL) { |