linux-kernel - Re: [PATCH] cgroup: alloc_css_id() increments hierarchy depth

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Message-ID: <AANLkTino0k-wok9kXLmWTyr40dZKSCnR0Uk41uxAj5k1@mail.gmail.com>
Date:	Fri, 28 May 2010 15:25:08 -0700
From:	Paul Menage <menage@...gle.com>
To:	Greg Thelen <gthelen@...gle.com>
Cc:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Li Zefan <lizf@...fujitsu.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Ben Blum <bblum@...rew.cmu.edu>,
	containers@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cgroup: alloc_css_id() increments hierarchy depth

On Fri, May 28, 2010 at 8:16 AM, Greg Thelen <gthelen@...gle.com> wrote:
>
> Signed-off-by: Greg Thelen <gthelen@...gle.com>

Acked-by: Paul Menage <menage@...gle.com>

Good catch, thanks.

Paul

> ---
>  kernel/cgroup.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/kernel/cgroup.c b/kernel/cgroup.c
> index 422cb19..3ac6f5b 100644
> --- a/kernel/cgroup.c
> +++ b/kernel/cgroup.c
> @@ -4598,7 +4598,7 @@ static int alloc_css_id(struct cgroup_subsys *ss, struct cgroup *parent,
>        parent_css = parent->subsys[subsys_id];
>        child_css = child->subsys[subsys_id];
>        parent_id = parent_css->id;
> -       depth = parent_id->depth;
> +       depth = parent_id->depth + 1;
>
>        child_id = get_new_cssid(ss, depth);
>        if (IS_ERR(child_id))
> --
> 1.7.0.1
>
>
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