linux-kernel - Re: [PATCH v3 1/1] mm, oom_adj: don't loop through tasks in __set_oom

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Message-ID: <20200903140324.GH4386@redhat.com>
Date:   Thu, 3 Sep 2020 16:03:26 +0200
From:   Oleg Nesterov <oleg@...hat.com>
To:     Suren Baghdasaryan <surenb@...gle.com>
Cc:     mhocko@...e.com, christian.brauner@...ntu.com, mingo@...nel.org,
        peterz@...radead.org, tglx@...utronix.de, esyr@...hat.com,
        christian@...lner.me, areber@...hat.com, shakeelb@...gle.com,
        cyphar@...har.com, adobriyan@...il.com, akpm@...ux-foundation.org,
        ebiederm@...ssion.com, gladkov.alexey@...il.com, walken@...gle.com,
        daniel.m.jordan@...cle.com, avagin@...il.com,
        bernd.edlinger@...mail.de, john.johansen@...onical.com,
        laoar.shao@...il.com, timmurray@...gle.com, minchan@...nel.org,
        kernel-team@...roid.com, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, stable@...r.kernel.org,
        linux-mm@...ck.org, Michal Hocko <mhocko@...nel.org>
Subject: Re: [PATCH v3 1/1] mm, oom_adj: don't loop through tasks in
 __set_oom_adj when not necessary

On 09/01, Suren Baghdasaryan wrote:
>
>  fs/proc/base.c                 |  3 +--
>  include/linux/oom.h            |  1 +
>  include/linux/sched/coredump.h |  1 +
>  kernel/fork.c                  | 21 +++++++++++++++++++++
>  mm/oom_kill.c                  |  2 ++
>  5 files changed, 26 insertions(+), 2 deletions(-)

Acked-by: Oleg Nesterov <oleg@...hat.com>