Re: deadlocks if use htb

From: Jarek Poplawski
Date: Wed Jan 14 2009 - 09:13:33 EST


On Wed, Jan 14, 2009 at 02:32:26PM +0100, Peter Zijlstra wrote:
> On Wed, 2009-01-14 at 13:26 +0000, Jarek Poplawski wrote:
>
> > OK, I hope Denys can apply more, but what about others? Without any
> > patches the hole seems to be much bigger.
>
> OK, I read most of this thread on netdev, but didn't find a clear clue
> on the specific hrtimer insertion race.

There is something at the beginning of this thread, plus earlier
threads mostly with Denys as sender, and "htb bug" in the subject.

>
> Do you have any clear ideas or should I poke at the htb/hrtimer code a
> little?
>

...And htb code is htb_dequeue(): qdisc_watchdog_schedule().

Jarek P.
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