This is a note to let you know that I've just added the patch titled
drm/dp-mst: Remove debug WARN_ON
to the 4.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-dp-mst-remove-debug-warn_on.patch
and it can be found in the queue-4.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 42639ba554655c280ae6cb72df0522b1201f2961 Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@xxxxxxxx>
Date: Mon, 3 Aug 2015 17:24:10 +0200
Subject: drm/dp-mst: Remove debug WARN_ON
From: Daniel Vetter <daniel.vetter@xxxxxxxx>
commit 42639ba554655c280ae6cb72df0522b1201f2961 upstream.
Apparently been in there since forever and fairly easy to hit when
hotplugging really fast. I can do that since my mst hub has a manual
button to flick the hpd line for reprobing. The resulting WARNING spam
isn't pretty.
Cc: Dave Airlie <airlied@xxxxxxxxx>
Reviewed-by: Thierry Reding <treding@xxxxxxxxxx>
Reviewed-by: Ander Conselvan de Oliveira <conselvan2@xxxxxxxxx>
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_dp_mst_topology.c | 1 -
1 file changed, 1 deletion(-)
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -1294,7 +1294,6 @@ retry:
goto retry;
}
DRM_DEBUG_KMS("failed to dpcd write %d %d\n", tosend, ret);
- WARN(1, "fail\n");
return -EIO;
}
Patches currently in stable-queue which might be from daniel.vetter@xxxxxxxx are
queue-4.1/drm-i915-declare-the-swizzling-unknown-for-l-shaped-configurations.patch
queue-4.1/drm-i915-replace-warn-inside-i915_read64_2x32-with-retry-loop.patch
queue-4.1/drm-dp-mst-remove-debug-warn_on.patch
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