linux-kernel - Re: [patch 07/19] split anon & file LRUs for memcontrol code

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Message-ID: <478232BB.3040406@linux.vnet.ibm.com>
Date:	Mon, 07 Jan 2008 19:40:03 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
CC:	"riel@...hat.com" <riel@...hat.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, lee.schermerhorn@...com
Subject: Re: [patch 07/19] split anon & file LRUs for memcontrol code

KAMEZAWA Hiroyuki wrote:
> On Wed, 02 Jan 2008 17:41:51 -0500
> linux-kernel@...r.kernel.org wrote:
> 
>> Index: linux-2.6.24-rc6-mm1/mm/vmscan.c
>> ===================================================================
>> --- linux-2.6.24-rc6-mm1.orig/mm/vmscan.c	2008-01-02 15:55:55.000000000 -0500
>> +++ linux-2.6.24-rc6-mm1/mm/vmscan.c	2008-01-02 15:56:00.000000000 -0500
>> @@ -1230,13 +1230,13 @@ static unsigned long shrink_zone(int pri
>>  
>>  	get_scan_ratio(zone, sc, percent);
>>  
> 
> I'm happy if this calclation can be following later.
> ==
> if (scan_global_lru(sc)) {
> 	get_scan_ratio(zone, sc, percent);
> } else {
> 	get_scan_ratio_cgroup(sc->cgroup, sc, percent);
> }
> ==
> To do this, 
> mem_cgroup needs to have recent_rotated_file and recent_rolated_anon ?

Yes, that makes sense.

-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL
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