Re: [PATCH 2.6.13-rc6] cpu_exclusive sched domains on partial nodes temp fix

* Paul Jackson <[email protected]> wrote:

>  	/*
> +	 * Hack to avoid 2.6.13 partial node dynamic sched domain bug.
> +	 * Require the 'cpu_exclusive' cpuset to include all (or none)
> +	 * of the CPUs on each node, or return w/o changing sched domains.
> +	 * Remove this hack when dynamic sched domains fixed.
> +	 */
> +	{
> +		int i, j;
> +
> +		for_each_cpu_mask(i, cur->cpus_allowed) {
> +			for_each_cpu_mask(j, node_to_cpumask(cpu_to_node(i))) {
> +				if (!cpu_isset(j, cur->cpus_allowed))
> +					return;
> +			}
> +		}
> +	}
> +

certainly looks acceptable from a scheduler POV.

Acked-by: Ingo Molnar <[email protected]>

	Ingo
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    • From: Paul Jackson <[email protected]>

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