Jack> }
Jack> +
Jack> +bool is_affinity_mask_valid(cpumask_t cpumask)
Jack> +{
Jack> + if (ia64_platform_is("sn2")) {
Jack> + /* Only allow one CPU to be specified in the smp_affinity mask
*/
Jack> + if (cpus_weight(cpumask) != 1)
Jack> + return false;
Why not just:
return cpus_weight(cpumask) == 1;
It's a Boolean; treat it as one.
(If you thought the average kernel programmer (who's s/he?) understood
the logical implication rule it could be:
return !ia64_platform_is("sn2") || cpus_weight(cpumask) == 1;
)
--
Dr Peter Chubb http://www.gelato.unsw.edu.au peterc AT gelato.unsw.edu.au
http://www.ertos.nicta.com.au ERTOS within National ICT Australia
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