linux-kernel - Re: [PATCH 3/9] sched/psi: move private helpers to sched/stats.h

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Date:   Mon, 25 Jul 2022 12:39:49 -0400
From:   Johannes Weiner <hannes@...xchg.org>
To:     Chengming Zhou <zhouchengming@...edance.com>
Cc:     surenb@...gle.com, mingo@...hat.com, peterz@...radead.org,
        tj@...nel.org, corbet@....net, akpm@...ux-foundation.org,
        rdunlap@...radead.org, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, songmuchun@...edance.com,
        cgroups@...r.kernel.org
Subject: Re: [PATCH 3/9] sched/psi: move private helpers to sched/stats.h

On Thu, Jul 21, 2022 at 12:04:33PM +0800, Chengming Zhou wrote:
> This patch move psi_task_change/psi_task_switch declarations out of
> PSI public header, since they are only needed for implementing the
> PSI stats tracking in sched/stats.h
> 
> psi_task_switch is obvious, psi_task_change can't be public helper
> since it doesn't check psi_disabled static key. And there is no
> any user now, so put it in sched/stats.h too.
> 
> Signed-off-by: Chengming Zhou <zhouchengming@...edance.com>

Acked-by: Johannes Weiner <hannes@...xchg.org>