Messages in this thread |  | | | Date | Thu, 25 Sep 2008 09:26:07 +0200 | | From | Ingo Molnar <> | | Subject | Re: [PATCH, RFC] v6 scalable classic RCU implementation |
* Paul E. McKenney <paulmck@linux.vnet.ibm.com> wrote:
> +config RCU_CPU_STALL_DETECTOR
> + bool "Check for stalled CPUs delaying RCU grace periods"
> + depends on CLASSIC_RCU || TREE_RCU
> + default n
> + help
> + This option causes RCU to printk information on which
> + CPUs are delaying the current grace period, but only when
> + the grace period extends for excessive time periods.
> +
> + Say Y if you want RCU to perform such checks.
> +
> + Say N if you are unsure.
could you please send this bit separately, even if rcutree isnt finished
yet? Seems like a quite useful debug feature.
Ingo
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