netdev - Re: [PATCH net-next v5 2/7] netfilter: flowtable: fixup UDP timeout depending on ct state

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Date:   Sat, 28 Jan 2023 18:03:37 +0200
From:   Vlad Buslov <vladbu@...dia.com>
To:     Pablo Neira Ayuso <pablo@...filter.org>
CC:     <davem@...emloft.net>, <kuba@...nel.org>, <pabeni@...hat.com>,
        <netdev@...r.kernel.org>, <netfilter-devel@...r.kernel.org>,
        <jhs@...atatu.com>, <xiyou.wangcong@...il.com>, <jiri@...nulli.us>,
        <ozsh@...dia.com>, <marcelo.leitner@...il.com>,
        <simon.horman@...igine.com>
Subject: Re: [PATCH net-next v5 2/7] netfilter: flowtable: fixup UDP timeout
 depending on ct state


On Sat 28 Jan 2023 at 16:27, Pablo Neira Ayuso <pablo@...filter.org> wrote:
> Hi,
>
> On Fri, Jan 27, 2023 at 07:38:40PM +0100, Vlad Buslov wrote:
>> Currently flow_offload_fixup_ct() function assumes that only replied UDP
>> connections can be offloaded and hardcodes UDP_CT_REPLIED timeout value.
>> Allow users to modify timeout calculation by implementing new flowtable
>> type callback 'timeout' and use the existing algorithm otherwise.
>> 
>> To enable UDP NEW connection offload in following patches implement
>> 'timeout' callback in flowtable_ct of act_ct which extracts the actual
>> connections state from ct->status and set the timeout according to it.
>
> I found a way to fix the netfilter flowtable after your original v3
> update.
>
> Could you use your original patch in v3 for this fixup?

Sure, please send me the fixup.