netdev - Re: [RFC] pkt_sched: gen_estimator: Dont report fake rate estimators

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Date:	Fri, 02 Oct 2009 09:12:57 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Jarek Poplawski <jarkao2@...il.com>
CC:	David Miller <davem@...emloft.net>, kaber@...sh.net,
	netdev@...r.kernel.org
Subject: Re: [RFC] pkt_sched: gen_estimator: Dont report fake rate estimators

Jarek Poplawski a écrit :

> To make my point clare: why not something like this?:
> 
> static int tc_fill_qdisc(struct sk_buff *skb, struct Qdisc *q, u32 clid,
>                          u32 pid, u32 seq, u16 flags, int event)
> {
> 	...
> 	if (gnet_stats_copy_basic(&d, &q->bstats) < 0 ||
> 	    (gen_estimator_active(&q->bstats, &q->rate_est) &&
>              gnet_stats_copy_rate_est(&d, &q->rate_est) < 0) ||
>             gnet_stats_copy_queue(&d, &q->qstats) < 0)
>                 goto nla_put_failure;
> 
> BTW, I'm not sure we need to chanage user visible API for this.
> (Is it really expected to work after updating gen_stats.h only in
> iproute?)
> 

Thats would be better indeed, do you want to work on it or let me do it ?

Thanks
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