netdev - Re: [patch 0/3] net: Sanitizing hrtimer usage in net/sched/sch

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Message-Id: <20090709.173930.195849446.davem@davemloft.net>
Date:	Thu, 09 Jul 2009 17:39:30 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	tglx@...utronix.de
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	kaber@...sh.net, peterz@...radead.org
Subject: Re: [patch 0/3] net: Sanitizing hrtimer usage in
 net/sched/sch_cbq.c

From: Thomas Gleixner <tglx@...utronix.de>
Date: Thu, 09 Jul 2009 21:59:18 -0000

> While looking at the "Soft-Lockup/Race in networking in 2.6.31-rc1+195
> ( possibly caused by netem)" issue (http://lkml.org/lkml/2009/7/2/519)
> I noticed some serious problems in the hrtimer related code of
> net/sched/sched/sch_cbq.c.
> 
> The following patch series addresses these.
> 
> I'm not entirely sure whether patch [1/3] covers all possible
> concurrent modifications, but it fixes the most obvious ones. The
> remaining details are left to the networking experts.
> 
> Patches [1/3] and [2/3] might be stable material as well.

Thanks a lot for these paches Thomas, I'll look at them more
closely.
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