From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>,
dri-devel@lists.freedesktop.org, stable@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: [PATCH 4.10 61/75] drm: Cancel drm_fb_helper_dirty_work on unload
Date: Mon, 13 Mar 2017 16:44:10 +0800 [thread overview]
Message-ID: <20170313083414.751639472@linuxfoundation.org> (raw)
In-Reply-To: <20170313083411.408297387@linuxfoundation.org>
4.10-stable review patch. If anyone has any objections, please let me know.
------------------
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
@@ -856,6 +856,8 @@ void drm_fb_helper_fini(struct drm_fb_he
if (!drm_fbdev_emulation)
return;
+ cancel_work_sync(&fb_helper->dirty_work);
+
mutex_lock(&kernel_fb_helper_lock);
if (!list_empty(&fb_helper->kernel_fb_list)) {
list_del(&fb_helper->kernel_fb_list);
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next parent reply other threads:[~2017-03-13 8:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20170313083411.408297387@linuxfoundation.org>
2017-03-13 8:44 ` Greg Kroah-Hartman [this message]
2017-03-13 8:44 ` [PATCH 4.10 62/75] drm: Cancel drm_fb_helper_resume_work on unload Greg Kroah-Hartman
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