Re: [PATCH nf-next] netfilter: nf_tables: add ebpf expression

Nicolas Dichtel
2022-09-07T15:52:22Z

Le 07/09/2022 à 05:04, Alexei Starovoitov a écrit :
> On Mon, Sep 5, 2022 at 11:57 PM Nicolas Dichtel
> <nicolas.dichtel@6wind.com> wrote:
>>
>>
>> Le 31/08/2022 à 23:57, Florian Westphal a écrit :
>>> Alexei Starovoitov <alexei.starovoitov@gmail.com> wrote:
>>>>> This helps gradually moving towards move epbf for those that
>>>>> still heavily rely on the classic forwarding path.
>>>>
>>>> No one is using it.
>>>> If it was, we would have seen at least one bug report over
>>>> all these years. We've seen none.
>>>
>>> Err, it IS used, else I would not have sent this patch.
>>>
>>>> very reasonable early on and turned out to be useless with
>>>> zero users.
>>>> BPF_PROG_TYPE_SCHED_ACT and BPF_PROG_TYPE_LWT*
>>>> are in this category.
>>>
>>> I doubt it had 0 users. Those users probably moved to something
>>> better?
>> We are using BPF_PROG_TYPE_SCHED_ACT to perform custom encapsulations.
>> What could we used to replace that?
>
> SCHED_CLS. It has all of the features of cls and act combined.

Indeed, thanks.