linux-kernel - Re: [PATCH] cpufreq: mediatek: Add mediatek related projects into blacklist

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Message-ID: <20180123084651.GA26581@kroah.com>
Date:   Tue, 23 Jan 2018 09:46:51 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     sean.wang@...iatek.com
Cc:     stable@...r.kernel.org, rjw@...ysocki.net, viresh.kumar@...aro.org,
        matthias.bgg@...il.com, linux-mediatek@...ts.infradead.org,
        linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Andrew-sh Cheng <andrew-sh.cheng@...iatek.com>,
        Kevin Hilman <khilman@...libre.com>
Subject: Re: [PATCH] cpufreq: mediatek: Add mediatek related projects into
 blacklist

On Tue, Jan 23, 2018 at 04:31:11PM +0800, sean.wang@...iatek.com wrote:
> From: Sean Wang <sean.wang@...iatek.com>
> 
> commit 6066998cbd2b1012a8d5bc9a2957cfd0ad53150e upstream.
> 
> commit edeec420de24 ("cpufreq: dt-platdev: Automatically create cpufreq
> device with OPP v2") not added MediaTek SoCs to the blacklist that would
> lead to cause an occasional hang or unexpected behaviors on related boards
> as kernelci reported and complained on [1] specifically for 4.14 and 4.15
> tree.
> 
> For those reasons, add MediaTek SoCs into cpufreq-dt blacklist and wish
> the patch be applied to 4.14 and 4.15 tree to allow kernelci able to
> complete following automated kernel testing.
> 
> [1] https://kernelci.org/boot/mt7623n-bananapi-bpi-r2/
> 
> Fixes: edeec420de24 (cpufreq: dt-cpufreq: platdev Automatically create device with OPP v2)
> Signed-off-by: Andrew-sh Cheng <andrew-sh.cheng@...iatek.com>
> Signed-off-by: Sean Wang <sean.wang@...iatek.com>
> Cc: Kevin Hilman <khilman@...libre.com>
> ---
>  drivers/cpufreq/cpufreq-dt-platdev.c | 8 ++++++++
>  1 file changed, 8 insertions(+)

What stable kernel tree(s) are you wanting this backported to?

thanks,

greg k-h