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Date:   Mon, 22 Jan 2018 15:46:45 +0530
From:   Viresh Kumar <viresh.kumar@linaro.org>
To:     Sean Wang <sean.wang@mediatek.com>
Cc:     rjw@rjwysocki.net, Andrew-sh Cheng <andrew-sh.cheng@mediatek.com>,
        mark.rutland@arm.com, khilman@baylibre.com,
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        linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
        robh+dt@kernel.org, linux-mediatek@lists.infradead.org,
        matthias.bgg@gmail.com, linux-arm-kernel@lists.infradead.org,
        steven.liu@mediatek.com, Ryder.Lee@mediatek.com,
        Mark-MC.Lee@mediatek.com
Subject: Re: [PATCH v1 2/4] cpufreq: mediatek: Add mediatek related projects
 into blacklist
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On 22-01-18, 16:39, Sean Wang wrote:
> Hi, Rafael and Viresh
> 
> Can you kindly guide me how to let the patch also be applied to 4.14 and
> 4.15 tree? Do I need to submit another patches for them?
> 
> These trees really need them. Otherwise, multi_v7_defconfig setup will
> cause an occasional hang or unexpected behaviors on related boards as
> [1] kernelci reported :-(

You need to send them for stable kernels, just follow the following doc on how
to send patches for stable kernels.

Documentation/process/stable-kernel-rules.rst

-- 
viresh