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 4/7 v2] memcg: use res_counter_uncharge_until in move_parent
Date: Fri, 27 Apr 2012 11:20:18 -0700 [thread overview]
Message-ID: <20120427182018.GI26595@google.com> (raw)
In-Reply-To: <4F9A34B2.8080103@jp.fujitsu.com>
On Fri, Apr 27, 2012 at 02:54:58PM +0900, KAMEZAWA Hiroyuki wrote:
> By using res_counter_uncharge_until(), we can avoid
> unnecessary charging.
>
> Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
> ---
> mm/memcontrol.c | 63 ++++++++++++++++++++++++++++++++++++------------------
> 1 files changed, 42 insertions(+), 21 deletions(-)
>
> diff --git a/mm/memcontrol.c b/mm/memcontrol.c
> index 613bb15..ed53d64 100644
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -2420,6 +2420,24 @@ static void __mem_cgroup_cancel_charge(struct mem_cgroup *memcg,
> }
>
> /*
> + * Cancel chages in this cgroup....doesn't propagates to parent cgroup.
^typo ^ unnecessary s
--
tejun
next prev parent reply other threads:[~2012-04-27 18:20 UTC|newest]
Thread overview: 42+ 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 5:49 ` [RFC][PATCH 1/7 v2] temporal compile-fix in linux-next KAMEZAWA Hiroyuki
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
2012-04-30 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 18:18 ` Tejun Heo
2012-04-27 23:51 ` Hiroyuki Kamezawa
[not found] ` <4F9AD28C.60508@parallels.com>
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 18:20 ` Tejun Heo [this message]
2012-04-27 23:59 ` Hiroyuki Kamezawa
[not found] ` <4F9AD455.9030306@parallels.com>
2012-04-27 18:26 ` Ying Han
2012-04-27 23:58 ` Hiroyuki Kamezawa
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 19:12 ` Ying Han
2012-04-28 0:01 ` Hiroyuki Kamezawa
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 6:02 ` [RFC][PATCH 7/9 v2] cgroup: avoid attaching task to a cgroup under rmdir() KAMEZAWA Hiroyuki
2012-04-27 10:39 ` Frederic Weisbecker
2012-04-28 0:06 ` Hiroyuki Kamezawa
2012-04-27 20:31 ` 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 20:40 ` Tejun Heo
2012-04-27 20:41 ` Tejun Heo
2012-04-28 0:20 ` Hiroyuki Kamezawa
2012-04-28 2:00 ` Tejun Heo
2012-04-28 9:31 ` Hiroyuki Kamezawa
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 21:28 ` Ying Han
2012-04-28 0:25 ` Hiroyuki Kamezawa
2012-04-30 17:02 ` Ying Han
2012-05-01 22:28 ` Suleiman Souhlal
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 23:48 ` Hiroyuki Kamezawa
2012-04-28 16:13 ` Michal Hocko
2012-04-29 6:03 ` Michal Hocko
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