Messages in this thread Patch in this message | | | Date | Mon, 15 Dec 2008 11:13:08 +0000 | From | Jarek Poplawski <> | Subject | Re: deadlocks if use htb |
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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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