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Date:	Thu, 21 Aug 2008 08:47:58 +0000
From:	Jarek Poplawski <>
To:	David Miller <>
Subject: Re: [PATCH take 2] pkt_sched: Fix qdisc_watchdog() vs.
	dev_deactivate() race

On Thu, Aug 21, 2008 at 08:35:06AM +0000, Jarek Poplawski wrote:
> On Thu, Aug 21, 2008 at 08:27:21AM +0000, Jarek Poplawski wrote:
> ...
> > Probably it's too early in the morning, 
> It's for sure...
> > BTW, it looks like currently we do this wrong: if it's really
> > dectivated we're checking &noop_qdisc for this...
> ...and it's OK, yet.

Anyway, it's tricky: we have 2 deactivation cases to care for:

1) a "real" (sleeping) qdisc and __QDISC_STATE_DEACTIVATED
2) a &noop_qdisc and not __QDISC_STATE_DEACTIVATED

Jarek P.
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