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SubjectRe: RCU scaling on large systems
On Sat, May 01, 2004 at 02:17:04PM -0700, William Lee Irwin III wrote:
> +static inline void rcu_set_need_switch_cpumask(cpumask_t cpumask)
> +{
> + int cpu;
> + for_each_cpu_mask(cpu, cpumask)
> + atomic_set(&per_cpu(rcu_data, cpu).need_switch, 1);
> +}

needs to be:
for_each_online_cpu(cpu)
atomic_set(&per_cpu(rcu_data, cpu).need_switch, !!cpu_isset(cpu, cpumask));


-- wli
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