linux-kernel - Re: [PATCH] introduce task cgroup v2

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Message-ID: <6599ad830806110045n6aec52ddkfb4be91b685357fe@mail.gmail.com>
Date:	Wed, 11 Jun 2008 00:45:43 -0700
From:	"Paul Menage" <menage@...gle.com>
To:	"KOSAKI Motohiro" <kosaki.motohiro@...fujitsu.com>
Cc:	containers@...ts.osdl.org, LKML <linux-kernel@...r.kernel.org>,
	"Li Zefan" <lizf@...fujitsu.com>,
	"Andrew Morton" <akpm@...ux-foundation.org>
Subject: Re: [PATCH] introduce task cgroup v2

On Sat, Jun 7, 2008 at 4:00 AM, KOSAKI Motohiro
<kosaki.motohiro@...fujitsu.com> wrote:
> +
> +#include <linux/cgroup.h>
> +#include <linux/err.h>
> +#include <linux/cgroup_task.h>
> +
> +struct task_cgroup {
> +       struct cgroup_subsys_state css;
> +       /*
> +        * the counter to account for number of thread.
> +        */
> +       int max_tasks;
> +       int nr_tasks;
> +
> +       spinlock_t lock;
> +};

This looks rather like a res_counter. Can you resuse that rather than
implementing your own read/write/charge/uncharge routines?

Paul
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