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Message-ID: <20230329123958.045c9861@kernel.org>
Date:   Wed, 29 Mar 2023 12:39:58 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Wolfram Sang <wsa+renesas@...g-engineering.com>
Cc:     netdev@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        Steve Glendinning <steve.glendinning@...well.net>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v4] smsc911x: only update stats when interface is up

On Wed, 29 Mar 2023 08:40:10 +0200 Wolfram Sang wrote:
> Otherwise the clocks are not enabled and reading registers will OOPS.
> Copy the behaviour from Renesas SH_ETH and use a custom flag because
> using netif_running() is racy. A generic solution still needs to be
> implemented. Tested on a Renesas APE6-EK.

Hm, so you opted to not add the flag in the core?
To keep the backport small? I think we should just add it..
Clearly multiple drivers would benefit and it's not a huge change.

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