linux-kernel - Re: [PATCH] cgroup-v1: freezer: optionally killable freezer

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Message-ID: <20200324182615.GF162390@mtj.duckdns.org>
Date:   Tue, 24 Mar 2020 14:26:15 -0400
From:   Tejun Heo <tj@...nel.org>
To:     Marco Ballesio <balejs@...gle.com>
Cc:     Daniel Colascione <dancol@...gle.com>,
        Roman Gushchin <guro@...com>, cgroups@...r.kernel.org,
        linux-kernel <linux-kernel@...r.kernel.org>, lizefan@...wei.com,
        Johannes Weiner <hannes@...xchg.org>,
        Jonathan Corbet <corbet@....net>, rjw@...ysocki.net,
        Pavel Machek <pavel@....cz>, len.brown@...el.com,
        "open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
        linux-pm@...r.kernel.org, Minchan Kim <minchan@...gle.com>,
        Suren Baghdasaryan <surenb@...gle.com>
Subject: Re: [PATCH] cgroup-v1: freezer: optionally killable freezer

Hello,

On Fri, Mar 20, 2020 at 01:10:38PM -0700, Marco Ballesio wrote:
> It might also be desirable for userland to have a way to modify the behavior of
> an already mounted v1 freezer.
> 
> Tejun, would it be acceptable to have a flag but disable it by default, hiding
> it behind a kernel configuration option?

Given how dead-end this is, I'm not sure this needs to be upstream. Can you give
me some rationales?

Thanks.

-- 
tejun