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 |
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* 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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