linux-kernel - Re: [BACKPORT 4.19.y 3/3] drm/tilcdc: Register cpufreq notifier after we have initialized crtc

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Message-ID: <20190829231109.GR5281@sasha-vm>
Date:   Thu, 29 Aug 2019 19:11:09 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     Mathieu Poirier <mathieu.poirier@...aro.org>
Cc:     stable@...r.kernel.org, architt@...eaurora.org,
        a.hajda@...sung.com, Laurent.pinchart@...asonboard.com,
        airlied@...ux.ie, jsarha@...com, tomi.valkeinen@...com,
        vinholikatti@...il.com, jejb@...ux.vnet.ibm.com,
        martin.petersen@...cle.com, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org
Subject: Re: [BACKPORT 4.19.y 3/3] drm/tilcdc: Register cpufreq notifier
 after we have initialized crtc

On Thu, Aug 29, 2019 at 02:00:01PM -0600, Mathieu Poirier wrote:
>From: Jyri Sarha <jsarha@...com>
>
>commit 432973fd3a20102840d5f7e61af9f1a03c217a4c upstream
>
>Register cpufreq notifier after we have initialized the crtc and
>unregister it before we remove the ctrc. Receiving a cpufreq notify
>without crtc causes a crash.
>
>Reported-by: Peter Ujfalusi <peter.ujfalusi@...com>
>Signed-off-by: Jyri Sarha <jsarha@...com>
>Signed-off-by: Mathieu Poirier <mathieu.poirier@...aro.org>

I've queued this one for 4.19 and 4.14, thank you!

--
Thanks,
Sasha