netdev - Re: [PATCH net-next v3 0/8] Introduce conntrack offloading to the nfp driver

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Message-ID: <20210602095934.7ba62812@kicinski-fedora-PC1C0HJN.hsd1.ca.comcast.net>
Date:   Wed, 2 Jun 2021 09:59:34 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Simon Horman <simon.horman@...igine.com>
Cc:     David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
        oss-drivers@...igine.com, Louis Peens <louis.peens@...igine.com>,
        Yinjun Zhang <yinjun.zhang@...igine.com>
Subject: Re: [PATCH net-next v3 0/8] Introduce conntrack offloading to the
 nfp driver

On Wed,  2 Jun 2021 13:59:44 +0200 Simon Horman wrote:
> This is the first in a series of patches to offload conntrack
> to the nfp. The approach followed is to flatten out three
> different flow rules into a single offloaded flow. The three
> different flows are:
> 
> 1) The rule sending the packet to conntrack (pre_ct)
> 2) The rule matching on +trk+est after a packet has been through
>    conntrack. (post_ct)
> 3) The rule received via callback from the netfilter (nft)
> 
> In order to offload a flow we need a combination of all three flows, but
> they could be added/deleted at different times and in different order.

Acked-by: Jakub Kicinski <kuba@...nel.org>