Re: vmstat: On demand vmstat workers V8

[Christoph Lameter]

On Fri, 11 Jul 2014, Frederic Weisbecker wrote:

> > @@ -1228,20 +1244,105 @@ static const struct file_operations proc
> >  #ifdef CONFIG_SMP
> >  static DEFINE_PER_CPU(struct delayed_work, vmstat_work);
> >  int sysctl_stat_interval __read_mostly = HZ;
> > +struct cpumask *cpu_stat_off;
>
> I thought you converted it?

Converted what? We still need to keep a cpumask around that tells us which
processor have vmstat running and which do not.

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