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From: Tejun Heo <tj@kernel.org>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"cgroups@vger.kernel.org" <cgroups@vger.kernel.org>,
	Michal Hocko <mhocko@suse.cz>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Glauber Costa <glommer@parallels.com>,
	Han Ying <yinghan@google.com>,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	kamezawa.hiroyuki@gmail.com
Subject: Re: [RFC][PATCH 8/9 v2] cgroup: avoid creating new cgroup under a cgroup being destroyed
Date: Fri, 27 Apr 2012 13:41:27 -0700	[thread overview]
Message-ID: <20120427204127.GO26595@google.com> (raw)
In-Reply-To: <20120427204035.GN26595@google.com>

On Fri, Apr 27, 2012 at 01:40:35PM -0700, Tejun Heo wrote:
> stands.  The only change necessary is memcg's pre_destroy() not
> returning zero.

Umm.. that should have been "always returning zero". :)

-- 
tejun

WARNING: multiple messages have this Message-ID (diff)
From: Tejun Heo <tj@kernel.org>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"cgroups@vger.kernel.org" <cgroups@vger.kernel.org>,
	Michal Hocko <mhocko@suse.cz>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Glauber Costa <glommer@parallels.com>,
	Han Ying <yinghan@google.com>,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	kamezawa.hiroyuki@gmail.com
Subject: Re: [RFC][PATCH 8/9 v2] cgroup: avoid creating new cgroup under a cgroup being destroyed
Date: Fri, 27 Apr 2012 13:41:27 -0700	[thread overview]
Message-ID: <20120427204127.GO26595@google.com> (raw)
In-Reply-To: <20120427204035.GN26595@google.com>

On Fri, Apr 27, 2012 at 01:40:35PM -0700, Tejun Heo wrote:
> stands.  The only change necessary is memcg's pre_destroy() not
> returning zero.

Umm.. that should have been "always returning zero". :)

-- 
tejun

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  reply	other threads:[~2012-04-27 20:41 UTC|newest]

Thread overview: 116+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-27  5:45 [RFC][PATCH 0/7 v2] memcg: prevent failure in pre_destroy() KAMEZAWA Hiroyuki
2012-04-27  5:45 ` KAMEZAWA Hiroyuki
2012-04-27  5:45 ` KAMEZAWA Hiroyuki
2012-04-27  5:49 ` [RFC][PATCH 1/7 v2] temporal compile-fix in linux-next KAMEZAWA Hiroyuki
2012-04-27  5:49   ` KAMEZAWA Hiroyuki
2012-04-27  5:49   ` KAMEZAWA Hiroyuki
2012-04-30  8:47   ` Aneesh Kumar K.V
2012-04-30  8:47     ` Aneesh Kumar K.V
2012-04-30  8:47     ` Aneesh Kumar K.V
2012-04-27  5:51 ` [RFC][PATCH 2/7 v2] memcg: fix error code in hugetlb_force_memcg_empty() KAMEZAWA Hiroyuki
2012-04-27  5:51   ` KAMEZAWA Hiroyuki
2012-04-30  8:49   ` Aneesh Kumar K.V
2012-04-30  8:49     ` Aneesh Kumar K.V
2012-04-27  5:53 ` [RFC][PATCH 3/7 v2] res_counter: add res_counter_uncharge_until() KAMEZAWA Hiroyuki
2012-04-27  5:53   ` KAMEZAWA Hiroyuki
2012-04-27  5:53   ` KAMEZAWA Hiroyuki
2012-04-27 17:08   ` Glauber Costa
2012-04-27 23:51     ` Hiroyuki Kamezawa
2012-04-27 23:51       ` Hiroyuki Kamezawa
2012-04-27 23:51       ` Hiroyuki Kamezawa
2012-04-27 18:18   ` Tejun Heo
2012-04-27 18:18     ` Tejun Heo
2012-04-27 18:18     ` Tejun Heo
2012-04-27 23:51     ` Hiroyuki Kamezawa
2012-04-27 23:51       ` Hiroyuki Kamezawa
2012-04-27 23:51       ` Hiroyuki Kamezawa
2012-04-27  5:54 ` [RFC][PATCH 4/7 v2] memcg: use res_counter_uncharge_until in move_parent KAMEZAWA Hiroyuki
2012-04-27  5:54   ` KAMEZAWA Hiroyuki
2012-04-27 17:16   ` Glauber Costa
2012-04-27 18:26     ` Ying Han
2012-04-27 18:26       ` Ying Han
2012-04-27 18:26       ` Ying Han
2012-04-27 20:11       ` Glauber Costa
2012-04-27 23:58     ` Hiroyuki Kamezawa
2012-04-27 23:58       ` Hiroyuki Kamezawa
2012-04-27 23:58       ` Hiroyuki Kamezawa
2012-04-27 18:20   ` Tejun Heo
2012-04-27 18:20     ` Tejun Heo
2012-04-27 18:20     ` Tejun Heo
2012-04-27 23:59     ` Hiroyuki Kamezawa
2012-04-27 23:59       ` Hiroyuki Kamezawa
2012-04-30  9:00   ` Aneesh Kumar K.V
2012-04-30  9:00     ` Aneesh Kumar K.V
2012-04-30  9:00     ` Aneesh Kumar K.V
2012-04-27  5:58 ` [RFC][PATCH 5/9 v2] move charges to root at rmdir if use_hierarchy is unset KAMEZAWA Hiroyuki
2012-04-27  5:58   ` KAMEZAWA Hiroyuki
2012-04-27 19:12   ` Ying Han
2012-04-27 19:12     ` Ying Han
2012-04-27 19:12     ` Ying Han
2012-04-28  0:01     ` Hiroyuki Kamezawa
2012-04-28  0:01       ` Hiroyuki Kamezawa
2012-04-28  0:01       ` Hiroyuki Kamezawa
2012-04-30  9:07   ` Aneesh Kumar K.V
2012-04-30  9:07     ` Aneesh Kumar K.V
2012-04-30  9:07     ` Aneesh Kumar K.V
2012-04-27  6:00 ` [RFC][PATCH 6/9 v2] memcg: don't uncharge in mem_cgroup_move_account KAMEZAWA Hiroyuki
2012-04-27  6:00   ` KAMEZAWA Hiroyuki
2012-04-27  6:00   ` KAMEZAWA Hiroyuki
2012-04-27  6:02 ` [RFC][PATCH 7/9 v2] cgroup: avoid attaching task to a cgroup under rmdir() KAMEZAWA Hiroyuki
2012-04-27  6:02   ` KAMEZAWA Hiroyuki
2012-04-27 10:39   ` Frederic Weisbecker
2012-04-27 10:39     ` Frederic Weisbecker
2012-04-28  0:06     ` Hiroyuki Kamezawa
2012-04-28  0:06       ` Hiroyuki Kamezawa
2012-04-28  0:06       ` Hiroyuki Kamezawa
2012-04-27 20:31   ` Tejun Heo
2012-04-27 20:31     ` Tejun Heo
2012-04-27 20:31     ` Tejun Heo
2012-04-27 20:33     ` Tejun Heo
2012-04-27 20:33       ` Tejun Heo
2012-04-27 20:33       ` Tejun Heo
2012-04-27  6:04 ` [RFC][PATCH 8/9 v2] cgroup: avoid creating new cgroup under a cgroup being destroyed KAMEZAWA Hiroyuki
2012-04-27  6:04   ` KAMEZAWA Hiroyuki
2012-04-27  6:04   ` KAMEZAWA Hiroyuki
2012-04-27 17:18   ` Glauber Costa
2012-04-27 20:40   ` Tejun Heo
2012-04-27 20:40     ` Tejun Heo
2012-04-27 20:40     ` Tejun Heo
2012-04-27 20:41     ` Tejun Heo [this message]
2012-04-27 20:41       ` Tejun Heo
2012-04-28  0:20     ` Hiroyuki Kamezawa
2012-04-28  0:20       ` Hiroyuki Kamezawa
2012-04-28  0:20       ` Hiroyuki Kamezawa
2012-04-28  2:00       ` Tejun Heo
2012-04-28  2:00         ` Tejun Heo
2012-04-28  9:31         ` Hiroyuki Kamezawa
2012-04-28  9:31           ` Hiroyuki Kamezawa
2012-04-28 21:31           ` Tejun Heo
2012-04-28 21:31             ` Tejun Heo
2012-04-28 21:31             ` Tejun Heo
2012-04-27  6:06 ` [RFC][PATCH 9/9 v2] memcg: never return error at pre_destroy() KAMEZAWA Hiroyuki
2012-04-27  6:06   ` KAMEZAWA Hiroyuki
2012-04-27 21:28   ` Ying Han
2012-04-27 21:28     ` Ying Han
2012-04-28  0:25     ` Hiroyuki Kamezawa
2012-04-28  0:25       ` Hiroyuki Kamezawa
2012-04-28  0:25       ` Hiroyuki Kamezawa
2012-04-30 17:02       ` Ying Han
2012-04-30 17:02         ` Ying Han
2012-05-01 22:28   ` Suleiman Souhlal
2012-05-01 22:28     ` Suleiman Souhlal
2012-05-02  3:34     ` Hiroyuki Kamezawa
2012-05-02  3:34       ` Hiroyuki Kamezawa
2012-05-02  3:34       ` Hiroyuki Kamezawa
2012-04-27 18:16 ` [RFC][PATCH 0/7 v2] memcg: prevent failure in pre_destroy() Tejun Heo
2012-04-27 18:16   ` Tejun Heo
2012-04-27 18:16   ` Tejun Heo
2012-04-27 23:48   ` Hiroyuki Kamezawa
2012-04-27 23:48     ` Hiroyuki Kamezawa
2012-04-27 23:48     ` Hiroyuki Kamezawa
2012-04-28 16:13     ` Michal Hocko
2012-04-28 16:13       ` Michal Hocko
2012-04-28 16:13       ` Michal Hocko
2012-04-29  6:03       ` Michal Hocko
2012-04-29  6:03         ` Michal Hocko
2012-04-29  6:03         ` Michal Hocko

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