linux-kernel - Re: [PATCH 1/1] cgroup-v1: Grant CAP_SYS_NICE holders permission to move tasks between cgroups

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Message-ID: <CALAqxLUE6D9aUgXQqFJ=qp3f2b6BCjHjP=Je+bo-sdX_qON+-Q@mail.gmail.com>
Date:   Mon, 4 Oct 2021 10:33:36 -0700
From:   John Stultz <john.stultz@...aro.org>
To:     Suren Baghdasaryan <surenb@...gle.com>
Cc:     Tejun Heo <tj@...nel.org>, Lee Jones <lee.jones@...aro.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Zefan Li <lizefan.x@...edance.com>,
        Johannes Weiner <hannes@...xchg.org>,
        cgroups mailinglist <cgroups@...r.kernel.org>,
        Wei Wang <wvw@...gle.com>
Subject: Re: [PATCH 1/1] cgroup-v1: Grant CAP_SYS_NICE holders permission to
 move tasks between cgroups

On Mon, Oct 4, 2021 at 10:23 AM John Stultz <john.stultz@...aro.org> wrote:
> We sort of went in a big circle of creating a config time option w/
> CAP_SYS_NICE, then a new CAP_CGROUP_MIGRATE then switching to
> CAP_SYS_RESOURCE and then back to CAP_CGROUP_MIGRATE, and when that
> was panned I gave up and we kept the small patch in the Android tree
> that uses CAP_SYS_NICE.
>
> Links to previous attempts & discussion:
> v1: https://lore.kernel.org/lkml/1475556090-6278-1-git-send-email-john.stultz@linaro.org/#t
> v2: https://lore.kernel.org/lkml/1476743724-9104-1-git-send-email-john.stultz@linaro.org/
> v4: https://lore.kernel.org/lkml/1478647728-30357-1-git-send-email-john.stultz@linaro.org/
> v5: https://lore.kernel.org/lkml/1481593143-18756-1-git-send-email-john.stultz@linaro.org/

Whoops I missed one more before I gave up (CAP_CGROUP):
v6: https://lore.kernel.org/lkml/1481949827-23613-1-git-send-email-john.stultz@linaro.org/#t