From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
To: sfeldma@gmail.com, netdev@vger.kernel.org
Cc: jiri@resnulli.us, roopa@cumulusnetworks.com, simon.horman@netronome.com
Subject: Re: [PATCH net-next v3 1/5] net: don't reforward packets already forwarded by offload device
Date: Mon, 20 Jul 2015 09:21:40 +0200 [thread overview]
Message-ID: <55ACA184.1020007@6wind.com> (raw)
In-Reply-To: <1437269092-17669-2-git-send-email-sfeldma@gmail.com>
Le 19/07/2015 03:24, sfeldma@gmail.com a écrit :
> From: Scott Feldman <sfeldma@gmail.com>
>
> Just before queuing skb for xmit on port, check if skb has been marked by
> switchdev port driver as already fordwarded by device. If so, drop skb. A
> non-zero skb->offload_fwd_mark field is set by the switchdev port
> driver/device on ingress to indicate the skb has already been forwarded by
> the device to egress ports with matching dev->skb_mark. The switchdev port
> driver would assign a non-zero dev->offload_skb_mark for each device port
> netdev during registration, for example.
>
> Signed-off-by: Scott Feldman <sfeldma@gmail.com>
> Acked-by: Jiri Pirko <jiri@resnulli.us>
> Acked-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Acked-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
next prev parent reply other threads:[~2015-07-20 7:21 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-19 1:24 [PATCH net-next v3 0/5] switchdev: avoid duplicate packet forwarding sfeldma
2015-07-19 1:24 ` [PATCH net-next v3 1/5] net: don't reforward packets already forwarded by offload device sfeldma
2015-07-20 7:21 ` Nicolas Dichtel [this message]
2015-07-19 1:24 ` [PATCH net-next v3 2/5] net: add phys ID compare helper to test if two IDs are the same sfeldma
2015-07-19 1:24 ` [PATCH net-next v3 3/5] switchdev: add offload_fwd_mark generator helper sfeldma
2015-07-19 1:24 ` [PATCH net-next v3 4/5] rocker: add offload_fwd_mark support sfeldma
2015-07-19 1:24 ` [PATCH net-next v3 5/5] switchdev: update documentation for offload_fwd_mark sfeldma
2015-07-20 17:57 ` [PATCH net-next v3 0/5] switchdev: avoid duplicate packet forwarding Florian Fainelli
2015-07-20 18:08 ` Andrew Lunn
2015-07-21 1:33 ` David Miller
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