netdev - Re: [PATCH RFC] net: bridge: Clear offload_fwd_mark when passing frame up bridge interface.

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Message-ID: <Yn1wK78zKzcgzg15@lunn.ch>
Date:   Thu, 12 May 2022 22:38:03 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Ido Schimmel <idosch@...dia.com>
Cc:     Vladimir Oltean <vladimir.oltean@....com>,
        netdev <netdev@...r.kernel.org>,
        Nikolay Aleksandrov <razor@...ckwall.org>,
        Ido Schimmel <idosch@...lanox.com>,
        "bridge@...ts.linux-foundation.org" 
        <bridge@...ts.linux-foundation.org>
Subject: Re: [PATCH RFC] net: bridge: Clear offload_fwd_mark when passing
 frame up bridge interface.

> I like Andrew's patch because it is the Rx equivalent of
> br_switchdev_frame_unmark() in br_dev_xmit(). However, if we go with the
> second option, it should allow us to remove the clearing of the mark in
> the Tx path as the control block is cleared in the Tx path since commit
> fd65e5a95d08 ("net: bridge: clear bridge's private skb space on xmit").
> 
> I don't know how far back Nik's patch was backported and I don't know
> how far back Andrew's patch will be backported, so it might be best to
> submit Andrew's patch to net as-is and then in net-next change
> nbp_switchdev_allowed_egress() and remove br_switchdev_frame_unmark()
> from both the Rx and Tx paths.
> 
> Anyway, I have applied this patch to our tree for testing. Will report
> tomorrow in case there are any regressions.

Hi Ido

Did your testing find any issues?

Thanks
	Andrew