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Date:   Wed, 23 Sep 2020 18:19:29 +0200
From:   Pali =?utf-8?B?Um9ow6Fy?= <pali@kernel.org>
To:     Gregory Clement <gregory.clement@bootlin.com>
Cc:     Andrew Lunn <andrew@lunn.ch>, Jason Cooper <jason@lakedaemon.net>,
        Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Tomasz Maciej Nowak <tmn505@gmail.com>,
        Andre Heider <a.heider@gmail.com>,
        linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: dts: marvell: espressobin: Add ethernet switch
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On Tuesday 08 September 2020 09:47:33 Pali Rohár wrote:
> On Monday 07 September 2020 19:23:45 Andrew Lunn wrote:
> > On Mon, Sep 07, 2020 at 06:13:16PM +0200, Pali Rohár wrote:
> > > On Monday 07 September 2020 17:43:53 Andrew Lunn wrote:
> > > > > I would not say it is a "new feature". But rather that patch in this
> > > > > email fixes issue that Linux kernel did not set correct MAC address for
> > > > > DSA slave ports. I think it is something which could be backported also
> > > > > to stable releases as "ignoring" vendor/factory MAC address is not
> > > > > correct behavior.
> > > > 
> > > > Hi Pali
> > > > 
> > > > The rules for stable are here:
> > > > 
> > > > https://www.kernel.org/doc/html/v5.8/process/stable-kernel-rules.html
> > > > 
> > > > Do you think it fits?
> > > > 
> > > >    Andrew
> > > 
> > > Hello Andrew! I think it fits into those rules. As I wrote it fixes real
> > > bug that Linux kernel does not use correct MAC address for particular
> > > DSA slaves / ethernet ports.
> > 
> > O.K, then:
> > 
> > Reviewed-by: Andrew Lunn <andrew@lunn.ch>
> > 
> >     Andrew
> 
> Ok! Andrew, I would like to ask another question, how to correctly
> define that this patch depends on a2c7023f7075c? I specified it in
> human-readable part of commit description, but for backporting it would
> also need some machine-readable format. So patch would not be
> occasionally backported to older/stable kernel where a2c7023f7075c is
> not available.

Based on stable-kernel-rules.html document I think that following line
should define this dependency in machine readable format:

Cc: <stable@vger.kernel.org> # a2c7023f7075c: dsa: read mac address

Gregory, if it is correct, would you add that line into commit sign-off
area where is existing Fixes: line?