linux-kernel - Re: [net PATCH 6/9] octeontx2-pf: mcs: Match macsec ethertype along with DMAC

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Message-ID: <20230423165208.GI4782@unreal>
Date:   Sun, 23 Apr 2023 19:52:08 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Geetha sowjanya <gakula@...vell.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        kuba@...nel.org, davem@...emloft.net, edumazet@...gle.com,
        pabeni@...hat.com, richardcochran@...il.com, sgoutham@...vell.com,
        sbhatta@...vell.com, hkelam@...vell.com
Subject: Re: [net PATCH 6/9] octeontx2-pf: mcs: Match macsec ethertype along
 with DMAC

On Sun, Apr 23, 2023 at 03:24:51PM +0530, Geetha sowjanya wrote:
> From: Subbaraya Sundeep <sbhatta@...vell.com>
> 
> On CN10KB silicon a single hardware macsec block is
> present and offloads macsec operations for all the
> ethernet LMACs. TCAM match with macsec ethertype 0x88e5
> alone at RX side is not sufficient to distinguish all the
> macsec interfaces created on top of netdevs. Hence append
> the DMAC of the macsec interface too. Otherwise the first
> created macsec interface only receives all the macsec traffic.
> 
> Fixes: c54ffc73601c ("octeontx2-pf: mcs: Introduce MACSEC hardware offloading")
> Signed-off-by: Subbaraya Sundeep <sbhatta@...vell.com>
> Signed-off-by: Sunil Goutham <sgoutham@...vell.com>
> Signed-off-by: Geetha sowjanya <gakula@...vell.com>
> ---
>  .../net/ethernet/marvell/octeontx2/nic/cn10k_macsec.c  | 10 +++++++++-
>  1 file changed, 9 insertions(+), 1 deletion(-)
> 

Thanks,
Reviewed-by: Leon Romanovsky <leonro@...dia.com>