netdev - Re: 2.6.24 BUG: soft lockup

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Message-ID: <20080328154736.GC14642@ami.dom.local>
Date:	Fri, 28 Mar 2008 16:47:36 +0100
From:	Jarek Poplawski <jarkao2@...il.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	Matheos Worku <Matheos.Worku@....COM>,
	David Miller <davem@...emloft.net>, jesse.brandeburg@...el.com,
	netdev@...r.kernel.org, hadi@...erus.ca
Subject: Re: 2.6.24 BUG: soft lockup - CPU#X

On Fri, Mar 28, 2008 at 04:29:53PM +0100, Jarek Poplawski wrote:
...
> But during this, now limited, time of qdisc_run() there is a contention
> for queue_lock and probably some additional cache updating because of
> this other enqueuing, which could be delayed especially if queue length
> is above some level.

...Hm... this would need some special treatment for RT traffic yet...

Jarek P.
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