linux-kernel - Re: [PATCH v2 0/3] samples: introduce cgroup events listeners

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Date:   Sat, 11 Nov 2023 16:39:29 +0300
From:   Dmitry Rokosov <ddrokosov@...utedevices.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
CC:     <hannes@...xchg.org>, <mhocko@...nel.org>,
        <roman.gushchin@...ux.dev>, <shakeelb@...gle.com>,
        <muchun.song@...ux.dev>, <kernel@...rdevices.ru>,
        <rockosov@...il.com>, <cgroups@...r.kernel.org>,
        <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
        <bpf@...r.kernel.org>
Subject: Re: [PATCH v2 0/3] samples: introduce cgroup events listeners

Hello Andrew,

On Fri, Nov 10, 2023 at 08:59:52AM -0800, Andrew Morton wrote:
> On Fri, 10 Nov 2023 11:20:42 +0300 Dmitry Rokosov <ddrokosov@...utedevices.com> wrote:
> 
> > To begin with, this patch series relocates the cgroup example code to
> > the samples/cgroup directory, which is the appropriate location for such
> > code snippets.
> > 
> > Furthermore, a new cgroup v2 events listener is introduced. This
> > listener is a simple yet effective tool for monitoring memory events and
> > managing counter changes during runtime.
> 
> Is this correctly named?  It's a memcg event listener. 
> "cgroup_v2_event_listener" implies that it will display events for
> other/all cgroup v2 controllers.

Yes, you are totally correct. The previous cgroup event listener was
applicable for any cgroup event that uses the eventfd API. But my sample
is only usable for memcg. I'll rename it. Thank you for your suggestion.

-- 
Thank you,
Dmitry