linux-kernel - Re: [PATCH 0/3] sched/psi: psi bug fixes and cleanups

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Date:   Sat, 6 Aug 2022 21:38:29 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Hao Jia <jiahao.os@...edance.com>, Tejun Heo <tj@...nel.org>,
        Zefan Li <lizefan.x@...edance.com>,
        Johannes Weiner <hannes@...xchg.org>
Cc:     mingo@...hat.com, peterz@...radead.org, juri.lelli@...hat.com,
        vincent.guittot@...aro.org, dietmar.eggemann@....com,
        rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de,
        bristot@...hat.com, vschneid@...hat.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] sched/psi: psi bug fixes and cleanups


* Hao Jia <jiahao.os@...edance.com> wrote:

> These three patches are about PSI.
> patch 1: Fixed PSI statistics error caused by unzeroed memory
> in struct psi_group.
> patch 2 and patch 3 are to clean up some unused functions
> and parameters.
> 
> Hao Jia (3):
>   sched/psi: Zero the memory of struct psi_group
>   sched/psi: Remove unused parameter nbytes of psi_trigger_create()
>   sched/psi: Remove redundant cgroup_psi() when !CONFIG_CGROUPS
> 
>  include/linux/cgroup.h |  5 -----
>  include/linux/psi.h    |  2 +-
>  kernel/cgroup/cgroup.c |  2 +-
>  kernel/sched/psi.c     | 10 +++-------
>  4 files changed, 5 insertions(+), 14 deletions(-)

LGTM, and I suspect the scheduler fix wants to go upstream via the tree 
that introduced the bug, the cgroup tree?

For the series:

   Reviewed-by: Ingo Molnar <mingo@...nel.org>

Thanks,

	Ingo