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Re: [Xen-devel] [PATCH v3 2/6] smp: add function to execute a function synchronously on a physical cpu

On Fri, Apr 01, 2016 at 09:14:30AM +0200, Juergen Gross wrote:
> +     if (cpu >= nr_cpu_ids)
> +             return -EINVAL;

> +     if (cpu != 0)
> +             return -EINVAL;

The other functions return -ENXIO for this.

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