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From: Patrick McHardy <kaber@trash.net>
To: Jarek Poplawski <jarkao2@gmail.com>
Cc: David Miller <davem@davemloft.net>, devik@cdi.cz, netdev@vger.kernel.org
Subject: Re: [PATCH net-next] pkt_sched: sch_htb: Warn on too many events.
Date: Wed, 28 Jan 2009 17:18:12 +0100	[thread overview]
Message-ID: <49808544.5010304@trash.net> (raw)
In-Reply-To: <20090128125230.GA6282@ff.dom.local>

Jarek Poplawski wrote:
> pkt_sched: sch_htb: Warn on too many events.
> 
> Let's get some info on possible config problems. This patch brings
> back an old warning, but it's printed only once now. BTW a "class
> isn't work conserving" warning is also limited to once per qdisc
> instead of per class.
> 
> With feedback from Patrick McHardy <kaber@trash.net>
> 
> Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
> ---
> 
>  		skb = cl->un.leaf.q->dequeue(cl->un.leaf.q);
>  		if (likely(skb != NULL))
>  			break;
> -		if (!cl->warned) {
> +		if (!(q->warned & HTB_WARN_NONCONSERVING)) {
>  			printk(KERN_WARNING
>  			       "htb: class %X isn't work conserving ?!\n",
>  			       cl->common.classid);
> -			cl->warned = 1;
> +			q->warned |= HTB_WARN_NONCONSERVING;

How about making this flag and the warning message (in a out-of-line
function) globally available? Other qdiscs (f.i. HFSC) can't deal with
inner non-work-conserving qdiscs as well.

  reply	other threads:[~2009-01-28 16:18 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-09 10:21 [PATCH 2/6] pkt_sched: sch_htb: Consider used jiffies in htb_dequeue() Jarek Poplawski
2008-12-09 10:28 ` Patrick McHardy
2008-12-09 11:32   ` Jarek Poplawski
2008-12-09 12:25     ` Patrick McHardy
2008-12-09 13:08       ` Jarek Poplawski
2008-12-09 13:20         ` Patrick McHardy
2008-12-09 14:45           ` Jarek Poplawski
2008-12-09 14:56             ` Patrick McHardy
2008-12-10 10:52               ` [PATCH 8/6] " Jarek Poplawski
2009-01-12 10:17               ` [PATCH 8/6 resend] pkt_sched: sch_htb: Break all htb_do_events() after 2 jiffies Jarek Poplawski
2009-01-13  5:54                 ` David Miller
2008-12-10  6:35             ` [PATCH 2/6] pkt_sched: sch_htb: Consider used jiffies in htb_dequeue() David Miller
2008-12-10  9:11               ` Jarek Poplawski
2008-12-10  9:14                 ` David Miller
2008-12-10  9:35                   ` [PATCH 7/6] " Jarek Poplawski
2008-12-10 14:38                     ` Patrick McHardy
2008-12-16 23:57                     ` David Miller
2008-12-17  7:03                       ` Jarek Poplawski
2008-12-17  7:38                         ` David Miller
2009-01-12  6:56                           ` Patrick McHardy
2009-01-12 10:10                             ` Jarek Poplawski
2009-01-12 10:22                               ` Patrick McHardy
2009-01-12 11:08                                 ` Jarek Poplawski
2009-01-12 13:10                                   ` Patrick McHardy
2009-01-28 12:52                                 ` [PATCH net-next] pkt_sched: sch_htb: Warn on too many events Jarek Poplawski
2009-01-28 16:18                                   ` Patrick McHardy [this message]
2009-01-30 10:17                                     ` [PATCH 1/3 v2 " Jarek Poplawski
2009-02-01  9:13                                       ` David Miller
2009-01-30 10:17                                     ` [PATCH 2/3 " Jarek Poplawski
2009-02-01  9:13                                       ` David Miller
2009-01-30 10:17                                     ` [PATCH 3/3 " Jarek Poplawski
2009-02-01  9:13                                       ` David Miller
2009-01-28 13:23                                 ` [PATCH 7/6] Re: [PATCH 2/6] pkt_sched: sch_htb: Consider used jiffies in htb_dequeue() Jarek Poplawski
2009-01-28 16:20                                   ` Patrick McHardy
2009-01-12 10:29                               ` Jarek Poplawski
2009-01-12 10:32                               ` David Miller
2009-01-12 10:59                                 ` Jarek Poplawski
2009-01-12 11:04                                   ` David Miller
2009-01-12 10:16                   ` [PATCH 7/6 resend] pkt_sched: sch_htb: Consider used jiffies in htb_do_events() Jarek Poplawski
2009-01-13  5:54                     ` David Miller

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