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From: "Michal Koutný" <mkoutny@suse.com>
To: Chen Zhou <chenzhou10@huawei.com>
Cc: tj@kernel.org, lizefan.x@bytedance.com, hannes@cmpxchg.org,
	cgroups@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] cgroup-v1: add disabled controller check in cgroup1_parse_param()
Date: Thu, 14 Jan 2021 14:12:58 +0100	[thread overview]
Message-ID: <YABDWvI2PWQpnv59@blackbook> (raw)
In-Reply-To: <20201218061755.121205-1-chenzhou10@huawei.com>

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Hello Chen.

On Fri, Dec 18, 2020 at 02:17:55PM +0800, Chen Zhou <chenzhou10@huawei.com> wrote:
> When mounting a cgroup hierarchy with disabled controller in cgroup v1,
> all available controllers will be attached.
Not sure if I understand the situation -- have you observed a v1
controller attached to a hierarchy while specifying cgroup_no_v1= kernel
cmdline arg?

AFAICS, the disabled controllers are honored thanks to
check_cgroupfs_options().

Michal

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  parent reply	other threads:[~2021-01-14 13:12 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-18  6:17 [PATCH v2] cgroup-v1: add disabled controller check in cgroup1_parse_param() Chen Zhou
     [not found] ` <20201218061755.121205-1-chenzhou10-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2020-12-18  7:02   ` Zefan Li
2021-01-14 13:12 ` Michal Koutný [this message]
2021-01-14 14:08   ` chenzhou
     [not found]     ` <d4ba14b0-ee06-b793-a840-2c2ff369d890-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2021-01-14 16:54       ` Michal Koutný
2021-01-15  1:55         ` chenzhou
2021-01-15  3:17           ` Tejun Heo
     [not found]             ` <YAEJPs4DJIgAXWul-qYNAdHglDFBN0TnZuCh8vA@public.gmane.org>
2021-01-15  5:58               ` chenzhou
     [not found]           ` <7804658e-7644-8edb-5ca8-0c97389c8c62-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2021-01-15 10:08             ` Michal Koutný
2021-01-15 11:09               ` chenzhou

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