diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst
index ce0f1a588e7ff8d381e88f72e723a2d7293723a4..64e9d16170ce702399a1ad71e126dae30ba693b8 100644
--- a/Documentation/gpu/todo.rst
+++ b/Documentation/gpu/todo.rst
@@ -153,6 +153,19 @@ following drivers still use ``struct_mutex``: ``msm``, ``omapdrm`` and
 
 Contact: Daniel Vetter
 
+Switch to drm_connector_list_iter for any connector_list walking
+----------------------------------------------------------------
+
+Connectors can be hotplugged, and we now have a special list of helpers to walk
+the connector_list in a race-free fashion, without incurring deadlocks on
+mutexes and other fun stuff.
+
+Unfortunately most drivers are not converted yet. At least all those supporting
+DP MST hotplug should be converted, since for those drivers the difference
+matters. See drm_for_each_connector_iter() vs. drm_for_each_connector().
+
+Contact: Daniel Vetter
+
 Core refactorings
 =================