On Fri, 2007-02-23 at 07:08 +0100, Ingo Molnar wrote:
> Index: linux/kernel/sched.c
> ===================================================================
> --- linux.orig/kernel/sched.c
> +++ linux/kernel/sched.c
> @@ -4689,6 +4689,7 @@ int __sched cond_resched_softirq(void)
> BUG_ON(!in_softirq());
>
> if (need_resched() && system_state == SYSTEM_RUNNING) {
> + WARN_ON(current->state != TASK_RUNNING);
> raw_local_irq_disable();
> _local_bh_enable();
> raw_local_irq_enable();
I'm getting NOHZ: local_softirq_pending 02 or 10 every few seconds if
the box is doing anything, and the WARN_ON() has yet to trigger.
-Mike
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- References:
- 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
- From: "Michal Piotrowski" <[email protected]>
- Re: 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
- From: Thomas Gleixner <[email protected]>
- Re: 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
- From: "Michal Piotrowski" <[email protected]>
- Re: 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
- From: Thomas Gleixner <[email protected]>
- Re: 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
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- Re: 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
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- Re: 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
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- Re: 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
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- Re: 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
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- 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?
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