Refs -- Doc'd that ModelAdmin ignores list_select_related when QuerySet.select_related() was already called.
@@ -1026,6 +1026,12 @@ subclass::
If you need to specify a dynamic value based on the request, you can
implement a :meth:`~ModelAdmin.get_list_select_related` method.
+ .. note::
+
+ ``ModelAdmin`` ignores this attribute when
+ :meth:`~django.db.models.query.QuerySet.select_related` was already
+ called on the changelist's ``QuerySet``.
+
.. attribute:: ModelAdmin.ordering
Set ``ordering`` to specify how lists of objects should be ordered in the
