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Date:   Tue, 22 Mar 2022 12:13:31 +0200
From:   Ido Schimmel <idosch@idosch.org>
To:     Vladimir Oltean <olteanv@gmail.com>
Cc:     Jianbo Liu <jianbol@nvidia.com>, linux-kernel@vger.kernel.org,
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Subject: Re: [PATCH net-next v3 1/2] net: flow_offload: add tc police action
 parameters
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On Thu, Mar 17, 2022 at 09:37:22PM +0200, Ido Schimmel wrote:
> 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.

# tc filter add dev dummy0 ingress protocol ip flower skip_sw ip_proto icmp action police rate 100Mbit burst 10000
Error: act_police: Offload not supported when conform/exceed action is "reclassify".
We have an error talking to the kernel

Available here:
https://github.com/idosch/linux/commits/tc_extack

I plan to submit the patches after net-next reopens.