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Date:   Mon, 21 Dec 2020 14:07:42 -0500
From:   Sasha Levin <>
To:     Jakub Kicinski <>
Cc:     Russell King - ARM Linux admin <>,, Marcin Wojtas <>,
        Antoine Tenart <>,
        Alexandre Belloni <>,
        "David S. Miller" <>,
        netdev <>,
        Gabor Samu <>,
        Jon Nettleton <>,
        Andrew Elwell <>,
        Greg Kroah-Hartman <>
Subject: Re: [PATCH net-next 2/4] net: mvpp2: add mvpp2_phylink_to_port()

On Mon, Dec 21, 2020 at 10:47:57AM -0800, Jakub Kicinski wrote:
>On Mon, 21 Dec 2020 18:30:32 +0000 Russell King - ARM Linux admin wrote:
>> On Mon, Dec 21, 2020 at 10:25:39AM -0800, Jakub Kicinski wrote:
>> > We need to work with stable maintainers on this, let's see..
>> >
>> > Greg asked for a clear description of what happens, from your
>> > previous response it sounds like a null-deref in mvpp2_mac_config().
>> > Is the netdev -> config -> netdev linking not ready by the time
>> > mvpp2_mac_config() is called?
>> We are going round in circles, so nothing is going to happen.
>> I stated in detail in one of my emails on the 10th December why the
>> problem occurs. So, Greg has the description already. There is no
>> need to repeat it.
>> Can we please move forward with this?
>Well, the fact it wasn't quoted in Marcin's reply and that I didn't
>spot it when scanning the 30 email thread should be a clear enough
>indication whether pinging threads is a good strategy..
>A clear, fresh backport request would had been much more successful
>and easier for Greg to process. If you still don't see a reply in
>2 weeks, please just do that.
>In case Greg is in fact reading this:
>Greg, can we backport:
>6c2b49eb9671 ("net: mvpp2: add mvpp2_phylink_to_port() helper")

I've queued it for 5.4, thanks!


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