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From: Lord Glauber Costa of Sealand <glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
To: Jeff Liu <jeff.liu-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
Cc: linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org,
	Michal Hocko <mhocko-AlSwsSmVLrQ@public.gmane.org>,
	cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2 6/6] memcg: init/free swap cgroup strucutres upon create/free child memcg
Date: Tue, 29 Jan 2013 13:59:24 +0400	[thread overview]
Message-ID: <51079D7C.8030400@parallels.com> (raw)
In-Reply-To: <510658FC.50009-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>

On 01/28/2013 02:54 PM, Jeff Liu wrote:
>  static void free_rcu(struct rcu_head *rcu_head)
> @@ -6116,6 +6117,8 @@ mem_cgroup_css_alloc(struct cgroup *cont)
>  			INIT_WORK(&stock->work, drain_local_stock);
>  		}
>  	} else {
> +		if (swap_cgroup_init())
> +			goto free_out;
>  		parent = mem_cgroup_from_cont(cont->parent);
>  		memcg->use_hierarchy = parent->use_hierarchy;
>  		memcg->oom_kill_disable = parent->oom_kill_disable;
Be aware that this will conflict with latest -mm where those were moved
to css_online().


WARNING: multiple messages have this Message-ID (diff)
From: Lord Glauber Costa of Sealand <glommer@parallels.com>
To: Jeff Liu <jeff.liu@oracle.com>
Cc: linux-mm@kvack.org, Michal Hocko <mhocko@suse.cz>,
	cgroups@vger.kernel.org
Subject: Re: [PATCH v2 6/6] memcg: init/free swap cgroup strucutres upon create/free child memcg
Date: Tue, 29 Jan 2013 13:59:24 +0400	[thread overview]
Message-ID: <51079D7C.8030400@parallels.com> (raw)
In-Reply-To: <510658FC.50009@oracle.com>

On 01/28/2013 02:54 PM, Jeff Liu wrote:
>  static void free_rcu(struct rcu_head *rcu_head)
> @@ -6116,6 +6117,8 @@ mem_cgroup_css_alloc(struct cgroup *cont)
>  			INIT_WORK(&stock->work, drain_local_stock);
>  		}
>  	} else {
> +		if (swap_cgroup_init())
> +			goto free_out;
>  		parent = mem_cgroup_from_cont(cont->parent);
>  		memcg->use_hierarchy = parent->use_hierarchy;
>  		memcg->oom_kill_disable = parent->oom_kill_disable;
Be aware that this will conflict with latest -mm where those were moved
to css_online().


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  parent reply	other threads:[~2013-01-29  9:59 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-28 10:54 [PATCH v2 0/6] memcg: disable swap cgroup allocation at swapon Jeff Liu
2013-01-28 10:54 ` [PATCH v2 1/6] memcg: refactor swap_cgroup_swapon() Jeff Liu
     [not found]   ` <510658E6.9030108-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2013-01-29  9:15     ` Lord Glauber Costa of Sealand
2013-01-29  9:15       ` Lord Glauber Costa of Sealand
2013-01-29 13:41     ` Michal Hocko
2013-01-29 13:41       ` Michal Hocko
2013-01-28 10:54 ` [PATCH v2 2/6] memcg: bypass swap accounting for the root memcg Jeff Liu
2013-01-29 10:18   ` Lord Glauber Costa of Sealand
2013-01-31  6:18     ` Jeff Liu
2013-01-29 14:13   ` Michal Hocko
2013-01-30 16:01     ` Jeff Liu
2013-01-30 16:29       ` Michal Hocko
2013-01-31  4:00         ` Jeff Liu
2013-01-28 10:54 ` [PATCH v2 3/6] memcg: introduce memsw_accounting_users Jeff Liu
     [not found]   ` <510658F0.9050802-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2013-01-29  9:46     ` Lord Glauber Costa of Sealand
2013-01-29  9:46       ` Lord Glauber Costa of Sealand
2013-01-29 10:52       ` Jeff Liu
2013-01-29 14:26       ` Michal Hocko
2013-01-29 14:24     ` Michal Hocko
2013-01-29 14:24       ` Michal Hocko
2013-01-29 15:16       ` Jeff Liu
2013-01-28 10:54 ` [PATCH v2 4/6] memcg: export nr_swap_files Jeff Liu
     [not found]   ` <510658F6.4010504-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2013-01-29  9:47     ` Lord Glauber Costa of Sealand
2013-01-29  9:47       ` Lord Glauber Costa of Sealand
2013-01-29 14:31     ` Michal Hocko
2013-01-29 14:31       ` Michal Hocko
2013-01-29 15:17       ` Jeff Liu
2013-01-28 10:54 ` [PATCH v2 5/6] memcg: introduce swap_cgroup_init()/swap_cgroup_free() Jeff Liu
2013-01-29  9:57   ` Lord Glauber Costa of Sealand
2013-01-29 10:21     ` Jeff Liu
     [not found]   ` <510658F7.6050806-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2013-01-29 14:56     ` Michal Hocko
2013-01-29 14:56       ` Michal Hocko
2013-01-29 15:51       ` Jeff Liu
     [not found]         ` <5107F00E.7070302-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2013-01-29 16:09           ` Michal Hocko
2013-01-29 16:09             ` Michal Hocko
2013-01-28 10:54 ` [PATCH v2 6/6] memcg: init/free swap cgroup strucutres upon create/free child memcg Jeff Liu
     [not found]   ` <510658FC.50009-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2013-01-29  9:59     ` Lord Glauber Costa of Sealand [this message]
2013-01-29  9:59       ` Lord Glauber Costa of Sealand
2013-01-29 10:27       ` Jeff Liu
2013-01-29 15:11     ` Michal Hocko
2013-01-29 15:11       ` Michal Hocko
     [not found] ` <510658E3.1020306-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2013-01-29 15:15   ` [PATCH v2 0/6] memcg: disable swap cgroup allocation at swapon Michal Hocko
2013-01-29 15:15     ` Michal Hocko
2013-01-29 16:50     ` Jeff Liu

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