Re: [PATCH v3 3/6] expose fine-grained per-cpu data for cpuacct stats

Peter Zijlstra
2012-05-30T10:34:10Z

On Wed, 2012-05-30 at 13:48 +0400, Glauber Costa wrote:

> +static int cpuacct_stats_percpu_show(struct cgroup *cgrp, struct cftype *cft,
> + struct cgroup_map_cb *cb)
> +{
> + struct cpuacct *ca = cgroup_ca(cgrp);
> + int cpu;
> +
> + for_each_online_cpu(cpu) {
> + do_fill_cb(cb, ca, "user", cpu, CPUTIME_USER);
> + do_fill_cb(cb, ca, "nice", cpu, CPUTIME_NICE);
> + do_fill_cb(cb, ca, "system", cpu, CPUTIME_SYSTEM);
> + do_fill_cb(cb, ca, "irq", cpu, CPUTIME_IRQ);
> + do_fill_cb(cb, ca, "softirq", cpu, CPUTIME_SOFTIRQ);
> + do_fill_cb(cb, ca, "guest", cpu, CPUTIME_GUEST);
> + do_fill_cb(cb, ca, "guest_nice", cpu, CPUTIME_GUEST_NICE);
> + }
> +
> + return 0;
> +}

Uhm, hotplug anyone?