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SubjectRe: [PATCH 08/10] psi: pressure stall information for CPU, memory, and IO
On Thu, Jul 12, 2018 at 01:29:40PM -0400, Johannes Weiner wrote:
> +struct psi_group {
> + struct psi_group_cpu *cpus;

That one wants a __percpu annotation on I think. Also, maybe a rename.

> +
> + struct mutex stat_lock;
> +
> + u64 some[NR_PSI_RESOURCES];
> + u64 full[NR_PSI_RESOURCES];
> +
> + unsigned long period_expires;
> +
> + u64 last_some[NR_PSI_RESOURCES];
> + u64 last_full[NR_PSI_RESOURCES];
> +
> + unsigned long avg_some[NR_PSI_RESOURCES][3];
> + unsigned long avg_full[NR_PSI_RESOURCES][3];
> +
> + struct delayed_work clock_work;
> +};

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