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From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: balbir@linux.vnet.ibm.com
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"nishimura@mxp.nes.nec.co.jp" <nishimura@mxp.nes.nec.co.jp>,
	"akpm@linux-foundation.org" <akpm@linux-foundation.org>
Subject: Re: [BUGFIX][PATCH 1/5] memcg use correct scan number at reclaim
Date: Thu, 12 Mar 2009 20:23:39 +0900	[thread overview]
Message-ID: <2f11576a0903120423i56958bbbuc88cdd8cec5c9c17@mail.gmail.com> (raw)
In-Reply-To: <20090312094529.GA4335@balbir.in.ibm.com>

>> > IIUC, # of pages to be scanned is just determined once, here.
>>
>> In this case, lockless is right behavior.
>> lockless is valuable than precise ZSTAT. end user can't observe this race.
>>
>
> Lockless works fine provided the data is correctly aligned. I need to
> check this out more thoroghly.

Thanks a lot :)

  reply	other threads:[~2009-03-12 11:23 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-12  0:52 [RFC][PATCH 0/5] memcg softlimit (Another one) v4 KAMEZAWA Hiroyuki
2009-03-12  0:55 ` [BUGFIX][PATCH 1/5] memcg use correct scan number at reclaim KAMEZAWA Hiroyuki
2009-03-12  3:49   ` Balbir Singh
2009-03-12  3:51     ` KAMEZAWA Hiroyuki
2009-03-12  4:00       ` Balbir Singh
2009-03-12  4:05         ` KAMEZAWA Hiroyuki
2009-03-12  4:14           ` Balbir Singh
2009-03-12  4:17             ` KAMEZAWA Hiroyuki
2009-03-12  7:45               ` KOSAKI Motohiro
2009-03-12  9:45                 ` Balbir Singh
2009-03-12 11:23                   ` KOSAKI Motohiro [this message]
2009-03-12  0:56 ` [RFC][PATCH 2/5] add softlimit to res_counter KAMEZAWA Hiroyuki
2009-03-12  3:54   ` Balbir Singh
2009-03-12  3:58     ` KAMEZAWA Hiroyuki
2009-03-12  4:10       ` Balbir Singh
2009-03-12  4:14         ` KAMEZAWA Hiroyuki
2009-03-12  0:57 ` [RFC][PATCH 3/5] memcg per zone softlimit scheduler core KAMEZAWA Hiroyuki
2009-03-12  0:58 ` [RFC][PATCH 4/5] memcg softlimit_priority KAMEZAWA Hiroyuki
2009-03-12  1:00 ` [RFC][PATCH 5/5] memcg softlimit hooks to kswapd KAMEZAWA Hiroyuki
2009-03-12  3:58   ` Balbir Singh
2009-03-12  4:02     ` KAMEZAWA Hiroyuki
2009-03-12  4:59   ` KAMEZAWA Hiroyuki
2009-03-12  1:01 ` [RFC][PATCH 6/5] softlimit document KAMEZAWA Hiroyuki
2009-03-12  1:54   ` Li Zefan
2009-03-12  2:01     ` KAMEZAWA Hiroyuki
2009-03-12  3:46 ` [RFC][PATCH 0/5] memcg softlimit (Another one) v4 Balbir Singh
2009-03-12  4:39   ` KAMEZAWA Hiroyuki
2009-03-12  5:04     ` Balbir Singh
2009-03-12  5:32       ` KAMEZAWA Hiroyuki
2009-03-12  8:26         ` Balbir Singh
2009-03-12  8:45           ` KAMEZAWA Hiroyuki
2009-03-12  9:53             ` Balbir Singh
2009-03-14 18:52 ` Balbir Singh
2009-03-16  0:10   ` KAMEZAWA Hiroyuki

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