From 98573cfe48b6c52dd0655f649e4180df3c6cc635 Mon Sep 17 00:00:00 2001
From: Tamer Sherif <tamer.sherif@flyingelephantlab.com>
Date: Sun, 29 Sep 2019 10:40:16 +0200
Subject: [PATCH] [2.2.x] Refs #10348 -- Doc'd that ModelAdmin ignores
 list_select_related when QuerySet.select_related() was already called.

Backport of e3f647f4d5fc414f8cb7ab58df5e61a19908c63f from master
---
 docs/ref/contrib/admin/index.txt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/docs/ref/contrib/admin/index.txt b/docs/ref/contrib/admin/index.txt
index b0daeaadaf..3ce62158d7 100644
--- a/docs/ref/contrib/admin/index.txt
+++ b/docs/ref/contrib/admin/index.txt
@@ -1031,6 +1031,12 @@ 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