Re: [RFC][PATCH 4/7 v2] memcg: use res_counter_uncharge_until in move_parent

[Hiroyuki Kamezawa]

On Sat, Apr 28, 2012 at 3:20 AM, Tejun Heo <tj@xxxxxxxxxx> wrote:
> 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@xxxxxxxxxxxxxx>
>> ---
>>  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

Ya, thanks. I'll fix it.

-Kame
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