netdev - Re: [PATCH 7/6 resend] pkt_sched: sch_htb: Consider used jiffies in htb_do

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Message-Id: <20090112.215448.262693717.davem@davemloft.net>
Date:	Mon, 12 Jan 2009 21:54:48 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	jarkao2@...il.com
Cc:	kaber@...sh.net, devik@....cz, netdev@...r.kernel.org
Subject: Re: [PATCH 7/6 resend] pkt_sched: sch_htb: Consider used jiffies
 in htb_do_events()

From: Jarek Poplawski <jarkao2@...il.com>
Date: Mon, 12 Jan 2009 10:16:13 +0000

> pkt_sched: sch_htb: Consider used jiffies in htb_do_events()
> 
> Next event time should consider jiffies used for recounting. Otherwise
> qdisc_watchdog_schedule() triggers hrtimer immediately with the event
> in the past, and may cause very high ksoftirqd cpu usage (if highres
> is on).
> 
> There is also removed checking "event" for zero in htb_dequeue(): it's
> always true in this place.
> 
> Signed-off-by: Jarek Poplawski <jarkao2@...il.com>

Applied.
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