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Date:   Sat, 30 Jul 2022 00:42:09 +0200
From:   Michal =?iso-8859-1?Q?Koutn=FD?= <mkoutny@suse.com>
To:     Tejun Heo <tj@kernel.org>
Cc:     cgroups@vger.kernel.org, Zefan Li <lizefan.x@bytedance.com>,
        Christian Brauner <brauner@kernel.org>,
        linux-kernel@vger.kernel.org, kernel-team@fb.com,
        Namhyung Kim <namhyung@kernel.org>,
        Pablo Neira Ayuso <pablo@netfilter.org>
Subject: Re: [PATCH v2 cgroup/for-5.20] cgroup: Replace
 cgroup->ancestor_ids[] with ->ancestors[]
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 <YuRJ7uzKY5/fokH5@slm.duckdns.org>
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On Fri, Jul 29, 2022 at 10:58:22AM -1000, Tejun Heo <tj@kernel.org> wrote:
> @@ -520,8 +520,8 @@ struct cgroup_root {
>  	/* The root cgroup.  Root is destroyed on its release. */
>  	struct cgroup cgrp;
>  
> -	/* for cgrp->ancestor_ids[0] */
> -	u64 cgrp_ancestor_id_storage;
> +	/* for cgrp->ancestors[0] */
> +	u64 cgrp_ancestor_storage;

Just noticed, this member is (and was AFAICS) superfluous.


Michal