netdev - Re: [PATCH net-next v3 1/2] net: flow_offload: add tc police action parameters

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Message-ID: <YjON61Hum0+B4m6y@shredder>
Date:   Thu, 17 Mar 2022 21:37:15 +0200
From:   Ido Schimmel <idosch@...sch.org>
To:     Vladimir Oltean <olteanv@...il.com>
Cc:     Jianbo Liu <jianbol@...dia.com>, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, linux-rdma@...r.kernel.org, andrew@...n.ch,
        vivien.didelot@...il.com, f.fainelli@...il.com,
        davem@...emloft.net, kuba@...nel.org, rajur@...lsio.com,
        claudiu.manoil@....com, sgoutham@...vell.com, gakula@...vell.com,
        sbhatta@...vell.com, hkelam@...vell.com, saeedm@...dia.com,
        leon@...nel.org, idosch@...dia.com, petrm@...dia.com,
        alexandre.belloni@...tlin.com, UNGLinuxDriver@...rochip.com,
        simon.horman@...igine.com, jhs@...atatu.com,
        xiyou.wangcong@...il.com, jiri@...nulli.us,
        baowen.zheng@...igine.com, louis.peens@...ronome.com,
        peng.zhang@...igine.com, oss-drivers@...igine.com, roid@...dia.com
Subject: Re: [PATCH net-next v3 1/2] net: flow_offload: add tc police action
 parameters

On Thu, Mar 17, 2022 at 08:52:49PM +0200, Vladimir Oltean wrote:
> I'd just like the 'reclassify' action to be propagated in some reasonable
> way to flow offload, considering that at the moment the error is quite cryptic.

OK, will check next week. Might be best to simply propagate extack to
offload_act_setup() and return a meaningful message in
tcf_police_offload_act_setup(). There are a bunch of other actions whose
callback simply returns '-EOPNOTSUPP' that can benefit from it.