linux-kernel - Re: [PATCH net v2] net: dsa: tag_rtl4

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Message-ID: <CACRpkdbLTNVJusuCw2hrHDzx5odw8vw8hMWvvvvgEPsAFwB8hg@mail.gmail.com>
Date:   Tue, 31 Oct 2023 15:16:50 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Vladimir Oltean <olteanv@...il.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v2] net: dsa: tag_rtl4_a: Bump min packet size

On Tue, Oct 31, 2023 at 12:33 AM Vladimir Oltean <olteanv@...il.com> wrote:
> On Mon, Oct 30, 2023 at 11:57:33PM +0100, Linus Walleij wrote:
> > Here you can incidentally also see what happens if we don't pad the big packets:
> > the packet gets truncated.
>
> Are we sure we are debugging a switch problem? On how many platforms
> with the RTL8366RB can the issue be seen? Is the conduit interface the
> same on all these platforms, or is it different and that makes no
> difference?

I don't have any other RTL8366RB systems than the D-Link DIR-685.

I however have several systems with the same backing ethernet controller
connected directly to a PHY and they all work fine.

Yours,
Linus Walleij