linux-kernel - Re: [PATCH 2/3] cgroup/cpuset: Make cpuset_attach_task() skip subpartitions CPUs for top

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Message-ID: <20230403163519.6xyb66firoqm5eti@blackpad>
Date:   Mon, 3 Apr 2023 18:35:19 +0200
From:   Michal Koutný <mkoutny@...e.com>
To:     Waiman Long <longman@...hat.com>
Cc:     Tejun Heo <tj@...nel.org>, Zefan Li <lizefan.x@...edance.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Christian Brauner <brauner@...nel.org>,
        cgroups@...r.kernel.org, linux-kernel@...r.kernel.org,
        Juri Lelli <juri.lelli@...hat.com>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        gscrivan@...hat.com
Subject: Re: [PATCH 2/3] cgroup/cpuset: Make cpuset_attach_task() skip
 subpartitions CPUs for top_cpuset

Hi.

On Fri, Mar 31, 2023 at 10:50:44AM -0400, Waiman Long <longman@...hat.com> wrote:
> It is found that attaching a task to the top_cpuset does not currently
> ignore CPUs allocated to subpartitions in cpuset_attach_task(). So the
> code is changed to fix that.
> 
> Signed-off-by: Waiman Long <longman@...hat.com>
> ---
>  kernel/cgroup/cpuset.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Reviewed-by: Michal Koutný <mkoutny@...e.com>

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