Re: [PATCH v4 1/4] qdev-properties: alias all object class properties

[Kevin Wolf <kwolf@redhat.com>]

Am 20.12.2023 um 14:47 hat Stefan Hajnoczi geschrieben:
> qdev_alias_all_properties() aliases a DeviceState's qdev properties onto
> an Object. This is used for VirtioPCIProxy types so that --device
> virtio-blk-pci has properties of its embedded --device virtio-blk-device
> object.
> 
> Currently this function is implemented using qdev properties. Change the
> function to use QOM object class properties instead. This works because
> qdev properties create QOM object class properties, but it also catches
> any QOM object class-only properties that have no qdev properties.
> 
> This change ensures that properties of devices are shown with --device
> foo,\? even if they are QOM object class properties.
> 
> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

Reviewed-by: Kevin Wolf <kwolf@redhat.com>

We should also update the comment to refer to properties in general
rather than just qdev properties. I can squash in the following hunk.

Kevin


diff --git a/include/hw/qdev-properties.h b/include/hw/qdev-properties.h
index 25743a29a0..09aa04ca1e 100644
--- a/include/hw/qdev-properties.h
+++ b/include/hw/qdev-properties.h
@@ -230,8 +230,8 @@ void qdev_property_add_static(DeviceState *dev, Property *prop);
  * @target: Device which has properties to be aliased
  * @source: Object to add alias properties to
  *
- * Add alias properties to the @source object for all qdev properties on
- * the @target DeviceState.
+ * Add alias properties to the @source object for all properties on the @target
+ * DeviceState.
  *
  * This is useful when @target is an internal implementation object
  * owned by @source, and you want to expose all the properties of that