From: Jiri Pirko <jiri@resnulli.us>
To: sfeldma@gmail.com
Cc: netdev@vger.kernel.org, roopa@cumulusnetworks.com,
simon.horman@netronome.com
Subject: Re: [PATCH net-next v2 1/5] net: don't reforward packets already forwarded by offload device
Date: Thu, 16 Jul 2015 10:22:03 +0200 [thread overview]
Message-ID: <20150716082203.GC2145@nanopsycho.orion> (raw)
In-Reply-To: <1437033897-8050-2-git-send-email-sfeldma@gmail.com>
Thu, Jul 16, 2015 at 10:04:53AM CEST, sfeldma@gmail.com wrote:
>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->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>
next prev parent reply other threads:[~2015-07-16 8:22 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-16 8:04 [PATCH net-next v2 0/5] switchdev: avoid duplicate packet forwarding sfeldma
2015-07-16 8:04 ` [PATCH net-next v2 1/5] net: don't reforward packets already forwarded by offload device sfeldma
2015-07-16 8:22 ` Jiri Pirko [this message]
2015-07-17 3:32 ` roopa
2015-07-17 14:37 ` Nicolas Dichtel
2015-07-17 19:59 ` Scott Feldman
2015-07-16 8:04 ` [PATCH net-next v2 2/5] net: add phys ID compare helper to test if two IDs are the same sfeldma
2015-07-16 8:22 ` Jiri Pirko
2015-07-16 8:04 ` [PATCH net-next v2 3/5] switchdev: add offload_fwd_mark generator helper sfeldma
2015-07-16 8:22 ` Jiri Pirko
2015-07-16 8:04 ` [PATCH net-next v2 4/5] rocker: add offload_fwd_mark support sfeldma
2015-07-16 8:22 ` Jiri Pirko
2015-07-16 8:04 ` [PATCH net-next v2 5/5] switchdev: update documentation for offload_fwd_mark sfeldma
2015-07-16 8:22 ` Jiri Pirko
2015-07-16 8:23 ` [PATCH net-next v2 0/5] switchdev: avoid duplicate packet forwarding Jiri Pirko
2015-07-16 9:33 ` Simon Horman
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