netdev - Re: [RFC PATCH v2 net-next 0/3] flow_offload: Re-add per-action statistics

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Date:   Sun, 19 May 2019 02:22:18 +0200
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     Edward Cree <ecree@...arflare.com>
Cc:     Jamal Hadi Salim <jhs@...atatu.com>, Jiri Pirko <jiri@...nulli.us>,
        David Miller <davem@...emloft.net>,
        netdev <netdev@...r.kernel.org>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Andy Gospodarek <andy@...yhouse.net>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        Michael Chan <michael.chan@...adcom.com>,
        Vishal Kulkarni <vishal@...lsio.com>
Subject: Re: [RFC PATCH v2 net-next 0/3] flow_offload: Re-add per-action
 statistics

On Fri, May 17, 2019 at 04:27:29PM +0100, Edward Cree wrote:
> On 15/05/2019 20:39, Edward Cree wrote:
[...]
> Pablo, how do the two options interact with your netfilter offload?  I'm
>  guessing it's easier for you to find a unique pointer than to generate
>  a unique u32 action_index for each action.  I'm also assuming that
>  netfilter doesn't have a notion of shared actions.

It has that shared actions concept, see:

https://netfilter.org/projects/nfacct/

Have a look at 'nfacct' in iptables-extensions(8) manpage.