From aabbcab6db535a3342876cdaa5c941d569e72589 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Wed, 8 Mar 2017 15:12:34 +0100 Subject: [PATCH] drm/doc: Add todo about connector_list_iter At least radeon, amdgpu and nouveau should be converted. We have patches for i915 already. v2: Spelling (Sean). Reviewed-by: Sean Paul Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20170308141257.12119-2-daniel.vetter@ffwll.ch --- Documentation/gpu/todo.rst | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst index ce0f1a588e7f..64e9d16170ce 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 ================= -- 2.20.1