From: <gregkh@linuxfoundation.org>
To: chris@chris-wilson.co.uk, daniel.vetter@ffwll.ch,
gregkh@linuxfoundation.org, jani.nikula@linux.intel.com,
noralf@tronnes.org, seanpaul@chromium.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "drm: Cancel drm_fb_helper_dirty_work on unload" has been added to the 4.9-stable tree
Date: Sun, 12 Mar 2017 20:11:15 +0100 [thread overview]
Message-ID: <148934587551214@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
drm: Cancel drm_fb_helper_dirty_work on unload
to the 4.9-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-cancel-drm_fb_helper_dirty_work-on-unload.patch
and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From f21b9a92ca7c29382909eaab9facc2cf46f2cc0b Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Tue, 7 Feb 2017 12:49:55 +0000
Subject: drm: Cancel drm_fb_helper_dirty_work on unload
MIME-Version: 1.0
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From: Chris Wilson <chris@chris-wilson.co.uk>
commit f21b9a92ca7c29382909eaab9facc2cf46f2cc0b upstream.
We can not allow the worker to run after its fbdev, or even the module,
has been removed.
Fixes: eaa434defaca ("drm/fb-helper: Add fb_deferred_io support")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170207124956.14954-1-chris@chris-wilson.co.uk
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/gpu/drm/drm_fb_helper.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -848,6 +848,8 @@ void drm_fb_helper_fini(struct drm_fb_he
if (!drm_fbdev_emulation)
return;
+ cancel_work_sync(&fb_helper->dirty_work);
+
if (!list_empty(&fb_helper->kernel_fb_list)) {
list_del(&fb_helper->kernel_fb_list);
if (list_empty(&kernel_fb_helper_list)) {
Patches currently in stable-queue which might be from chris@chris-wilson.co.uk are
queue-4.9/drm-cancel-drm_fb_helper_dirty_work-on-unload.patch
queue-4.9/drm-i915-gvt-disable-access-to-stolen-memory-as-a-guest.patch
queue-4.9/drm-cancel-drm_fb_helper_resume_work-on-unload.patch
reply other threads:[~2017-03-12 19:13 UTC|newest]
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