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SubjectRe: deadlocks if use htb
Now i test patches 2+3. 5 pc work without oops 5 days
> On Thu, Dec 11, 2008 at 08:46:06AM +0000, Jarek Poplawski wrote:
>
>> On Wed, Dec 10, 2008 at 06:14:28PM +0300, Badalian Vyacheslav wrote:
>>
>>> Hello again! Sorry for long away.
>>>
>> Hi!
>>
>>
>>> I was go away from this work for long time.
>>>
>>> May we return to this bug?
>>> Servers at last stable kernel 2.6.27.8
>>> HZ=1000, HR=off, DynamicTicks=off, hysteresis=1
>>> Sorry - no patched, update do not i. Do you have fresh patches or ideas
>>> for tests?
>>>
>> Not much, but I can have if you only are willing to test them...
>> I attach below a patch which combines 2 patches I sent yesterday to
>> netdev (PATCH 7/6 and 8/6) vs. 2.6.27.7 (named testing patch #3 here).
>>
>> You can still try the testing patch #2 I sent previously (quoted below)
>> with or without this new #3 patch.
>>
>>
>
> Here is another idea worth checking (instead of patch #2).
>
> Jarek P.
>
> --- (testing patch #4)
>
> diff -Nurp a2.6.27.7/net/sched/sch_htb.c b2.6.27.7/net/sched/sch_htb.c
> --- a2.6.27.7/net/sched/sch_htb.c 2008-12-11 08:16:16.000000000 +0000
> +++ b2.6.27.7/net/sched/sch_htb.c 2008-12-15 10:44:32.000000000 +0000
> @@ -924,6 +924,7 @@ static struct sk_buff *htb_dequeue(struc
> }
> }
> sch->qstats.overlimits++;
> + qdisc_watchdog_cancel(&q->watchdog);
> qdisc_watchdog_schedule(&q->watchdog, next_event);
> fin:
> return skb;
>
>



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