linux-kernel - Re: [BUG] local_softirq

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Message-Id: <200705200253.44992.kernel@prachanda.hub>
Date:	Sun, 20 May 2007 02:53:44 +0530
From:	Anant Nitya <kernel@...chanda.info>
To:	linux-kernel@...r.kernel.org
Cc:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>
Subject: Re: [BUG] local_softirq_pending storm

On Sunday 20 May 2007 00:41:08 Thomas Gleixner wrote:
> On Sat, 2007-05-19 at 15:25 +0530, Anant Nitya wrote:
> > > No idea. I uploaded a debug patch against 2.6.22-rc1 to
> > >
> > > http://www.tglx.de/private/tglx/2.6.22-rc1-hrt-debug.patch
> > >
> > > Can you give it a try and report the output ?
> >
> > Hi
> > Here it goes
> > [  159.646196] NOHZ softirq pending 22 on CPU 0
> > [  159.646207] .... task state: 1 00000000
>
> 1 == TASK_INTERRUPTIBLE, so we know that ksoftirqd was not woken up. At
> least it is not a scheduler problem.
>
> I work out a more complex debug patch and pester you to test once I'm
> done.
No problem :)

Regards
Ananitya

>
> 	tglx



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