netdev - Re: [PATCH net-next 3/6] net_sched: act: make tcfg

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Message-ID: <CANn89iJ9OWaG1_zvTMkGxpswGoGTweoi2XiYKoVVZcsLyn9w6A@mail.gmail.com>
Date:	Sat, 4 Jul 2015 09:18:53 +0200
From:	Eric Dumazet <edumazet@...gle.com>
To:	Jamal Hadi Salim <jhs@...atatu.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	netdev <netdev@...r.kernel.org>,
	Alexei Starovoitov <ast@...mgrid.com>,
	John Fastabend <john.fastabend@...il.com>,
	Eric Dumazet <edumazet@...il.com>
Subject: Re: [PATCH net-next 3/6] net_sched: act: make tcfg_pval non zero

Thanks guys for the review.

For completeness, I'll add smp_wmb() here :

    gact->tcfg_pval    = max_t(u16, 1, p_parm->pval);
    smp_wmb();
    gact->tcfg_ptype   = p_parm->ptype;

And corresponding smp_rmb()

On Fri, Jul 3, 2015 at 12:49 PM, Jamal Hadi Salim <jhs@...atatu.com> wrote:
> On 07/02/15 09:07, Eric Dumazet wrote:
>>
>> First step for gact RCU operation :
>>
>> Instead of testing if tcfg_pval is zero or not, just make it 1.
>>
>> No change in behavior, but slightly faster code.
>>
>> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
>
>
> Acked-by: Jamal Hadi Salim <jhs@...atatu.com>
>
> cheers,
> jamal
>
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