lkml.org 
[lkml]   [2008]   [Dec]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    SubjectRe: deadlocks if use htb
    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;

    \
     
     \ /
      Last update: 2008-12-15 12:15    [W:0.021 / U:29.432 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site