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Message-ID: <CA+HUmGidgRqPmgCH=g7+H9g+TZAyh1-2y4qfzfZB3DYtHtjdKA@mail.gmail.com>
Date:   Fri, 9 Oct 2020 13:00:21 -0700
From:   Francesco Ruggeri <fruggeri@...sta.com>
To:     Jozsef Kadlecsik <kadlec@...filter.org>
Cc:     Florian Westphal <fw@...len.de>,
        open list <linux-kernel@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>, coreteam@...filter.org,
        netfilter-devel@...r.kernel.org, Jakub Kicinski <kuba@...nel.org>,
        David Miller <davem@...emloft.net>,
        Pablo Neira Ayuso <pablo@...filter.org>
Subject: Re: [PATCH nf v2] netfilter: conntrack: connection timeout after re-register

On Fri, Oct 9, 2020 at 12:49 PM Jozsef Kadlecsik <kadlec@...filter.org> wrote:
> What is the rationale behind "remove the conntrack hooks when there are no
> rule left referring to conntrack"? Performance optimization?

That seems to be the case. See commit 4d3a57f23dec ("netfilter: conntrack:
do not enable connection tracking unless needed").

Francesco

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