linux-kernel - Re: [PATCH 2/2] sched/psi: iterate through cgroups directly

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Message-ID: <Y+QcJ2OvTmJzrObn@blackbook>
Date:   Wed, 8 Feb 2023 23:03:19 +0100
From:   Michal Koutný <mkoutny@...e.com>
To:     Johannes Weiner <hannes@...xchg.org>
Cc:     Kairui Song <ryncsn@...il.com>,
        Suren Baghdasaryan <surenb@...gle.com>,
        Chengming Zhou <zhouchengming@...edance.com>,
        Tejun Heo <tj@...nel.org>, Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>, cgroups@...r.kernel.org,
        linux-kernel@...r.kernel.org, Kairui Song <kasong@...cent.com>
Subject: Re: [PATCH 2/2] sched/psi: iterate through cgroups directly

On Wed, Feb 08, 2023 at 02:15:12PM -0500, Johannes Weiner <hannes@...xchg.org> wrote:
> Please name these psi_groups_first() and psi_groups_next().

One more suggestion: s/next/parent/ to avoid impression of (sub)tree
iteration and consistence with cg-related iters.

Thanks,
Michal