netdev - Re: [PATCH net-next 00/13] Control action percpu counters allocation by netlink flag

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Date:   Sat, 26 Oct 2019 09:44:12 +0000
From:   Vlad Buslov <vladbu@...lanox.com>
To:     Jamal Hadi Salim <jhs@...atatu.com>
CC:     Vlad Buslov <vladbu@...lanox.com>, Jiri Pirko <jiri@...nulli.us>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "xiyou.wangcong@...il.com" <xiyou.wangcong@...il.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "mleitner@...hat.com" <mleitner@...hat.com>,
        "dcaratti@...hat.com" <dcaratti@...hat.com>,
        Eric Dumazet <edumazet@...gle.com>
Subject: Re: [PATCH net-next 00/13] Control action percpu counters allocation
 by netlink flag


On Sat 26 Oct 2019 at 00:52, Jamal Hadi Salim <jhs@...atatu.com> wrote:
> On 2019-10-25 5:10 p.m., Jamal Hadi Salim wrote:
>> On 2019-10-25 5:05 p.m., Jamal Hadi Salim wrote:
>>> +    if (!root_flags && tb[TCA_ACT_ROOT_FLAGS]) {
>>> +        rf = nla_get_bitfield32(tb[TCA_ACT_ROOT_FLAGS]);
>>> +        root_flags = &rf;
>>> +    }
>>
>>
>>
>> !root_flags check doesnt look right.
>> Hopefully it makes more sense now....
>>
>
> For completion:
> It compiled ;->
>
>
> cheers,
> jamal

Okay, I understand now what you suggest. But why not unify cls and act
API, and always have flags parsed in tcf_action_init_1() as
TCA_ACT_ROOT_FLAGS like I suggested in one of my previous mails? That
way we don't have to pass pointers around.

Regards,
Vlad