linux-kernel - Re: [RFC PATCH net-next] selftests: forwarding: add a test for MAC Merge layer

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Date:   Mon, 13 Feb 2023 14:02:03 +0200
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     Kurt Kanzenbach <kurt@...utronix.de>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Michal Kubecek <mkubecek@...e.cz>,
        Vinicius Costa Gomes <vinicius.gomes@...el.com>,
        Xiaoliang Yang <xiaoliang.yang_1@....com>,
        Rui Sousa <rui.sousa@....com>,
        Ferenc Fejes <ferenc.fejes@...csson.com>,
        Pranavi Somisetty <pranavi.somisetty@....com>,
        Harini Katakam <harini.katakam@....com>,
        UNGLinuxDriver@...rochip.com, Petr Machata <petrm@...dia.com>,
        Ido Schimmel <idosch@...dia.com>,
        Aaron Conole <aconole@...hat.com>
Subject: Re: [RFC PATCH net-next] selftests: forwarding: add a test for MAC
 Merge layer

On Mon, Feb 13, 2023 at 12:42:04PM +0100, Kurt Kanzenbach wrote:
> Looks good to me. Is there any way to test this?

Only with driver level support implemented.

> I see mm support implemented for enetc and Felix.

Yes, those would be the Ethernet interfaces on the NXP LS1028A SoC.
That is all hardware I have access to.

> However, I only have access to Intel i225 NIC(s) which support frame
> preemption.

I suppose this patch set would need to be rebased to the current net-next
and adapted to the merged version of the ethtool API:
https://patchwork.kernel.org/project/netdevbpf/cover/20220520011538.1098888-1-vinicius.gomes@intel.com/