Re: [PATCH 04/14] genirq: Add new struct ipi_mask and helper functions

[Thomas Gleixner]

On Tue, 3 Nov 2015, Qais Yousef wrote:
>  /**
> + * struct ipi_mask - IPI mask information
> + * @nbits: number of bits in cpumask
> + * @global: whether the mask is SMP IPI ie: subset of cpu_possible_mask or not
> + * @cpumask: cpumask to be used when the ipi_mask is global
> + * @cpu_bitmap: the cpu bitmap to use when the ipi_mask is not global
> + *
> + * ipi_mask is similar to cpumask, but it provides nbits that's configurable
> + * rather than fixed to NR_CPUS.

Can you please add an explanation why we want that to the comment?

Thanks,

	tglx
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