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From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: LKML <linux-kernel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Balbir Singh <balbir@linux.vnet.ibm.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	Rik van Riel <riel@redhat.com>
Cc: kosaki.motohiro@jp.fujitsu.com
Subject: [PATCH 01/11] inactive_anon_is_low() move to vmscan.c
Date: Mon,  1 Dec 2008 21:11:57 +0900 (JST)	[thread overview]
Message-ID: <20081201211102.1CCD.KOSAKI.MOTOHIRO@jp.fujitsu.com> (raw)
In-Reply-To: <20081201205810.1CCA.KOSAKI.MOTOHIRO@jp.fujitsu.com>

The inactive_anon_is_low() is called only vmscan.
Then it can move to vmscan.c

This patch doesn't have any functional change.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Acked-by: Rik van Riel <riel@redhat.com>
---
 include/linux/mm_inline.h |   19 -------------------
 mm/vmscan.c               |   20 ++++++++++++++++++++
 2 files changed, 20 insertions(+), 19 deletions(-)

Index: b/include/linux/mm_inline.h
===================================================================
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -81,23 +81,4 @@ static inline enum lru_list page_lru(str
 	return lru;
 }
 
-/**
- * inactive_anon_is_low - check if anonymous pages need to be deactivated
- * @zone: zone to check
- *
- * Returns true if the zone does not have enough inactive anon pages,
- * meaning some active anon pages need to be deactivated.
- */
-static inline int inactive_anon_is_low(struct zone *zone)
-{
-	unsigned long active, inactive;
-
-	active = zone_page_state(zone, NR_ACTIVE_ANON);
-	inactive = zone_page_state(zone, NR_INACTIVE_ANON);
-
-	if (inactive * zone->inactive_ratio < active)
-		return 1;
-
-	return 0;
-}
 #endif
Index: b/mm/vmscan.c
===================================================================
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1350,6 +1350,26 @@ static void shrink_active_list(unsigned 
 	pagevec_release(&pvec);
 }
 
+/**
+ * inactive_anon_is_low - check if anonymous pages need to be deactivated
+ * @zone: zone to check
+ *
+ * Returns true if the zone does not have enough inactive anon pages,
+ * meaning some active anon pages need to be deactivated.
+ */
+static int inactive_anon_is_low(struct zone *zone)
+{
+	unsigned long active, inactive;
+
+	active = zone_page_state(zone, NR_ACTIVE_ANON);
+	inactive = zone_page_state(zone, NR_INACTIVE_ANON);
+
+	if (inactive * zone->inactive_ratio < active)
+		return 1;
+
+	return 0;
+}
+
 static unsigned long shrink_list(enum lru_list lru, unsigned long nr_to_scan,
 	struct zone *zone, struct scan_control *sc, int priority)
 {


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  reply	other threads:[~2008-12-01 12:12 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-01 12:10 [PATCH 00/11] memcg: split-lru feature for memcg take2 KOSAKI Motohiro
2008-12-01 12:11 ` KOSAKI Motohiro [this message]
2008-12-01 12:12 ` [PATCH 02/11] introduce zone_reclaim struct KOSAKI Motohiro
2008-12-01 12:13 ` [PATCH 03/11] make zone_nr_pages() helper function KOSAKI Motohiro
2008-12-01 12:14 ` [PATCH 04/11] make get_scan_ratio() to memcg safe KOSAKI Motohiro
2008-12-01 14:50   ` Rik van Riel
2008-12-01 12:14 ` [PATCH 05/11] memcg: add null check to page_cgroup_zoneinfo() KOSAKI Motohiro
2008-12-01 14:52   ` Rik van Riel
2008-12-01 12:15 ` [PATCH 06/11] memcg: make inactive_anon_is_low() KOSAKI Motohiro
2008-12-03 13:52   ` Balbir Singh
2008-12-04  6:14     ` KOSAKI Motohiro
2008-12-01 12:16 ` [PATCH 07/11] memcg: make mem_cgroup_zone_nr_pages() KOSAKI Motohiro
2008-12-01 16:31   ` Rik van Riel
2008-12-03 13:58   ` Balbir Singh
2008-12-01 12:17 ` [PATCH 08/11] memcg: make zone_reclaim_stat KOSAKI Motohiro
2008-12-01 16:33   ` Rik van Riel
2008-12-03 14:06   ` Balbir Singh
2008-12-04  7:15     ` KOSAKI Motohiro
2008-12-01 12:18 ` [PATCH 09/11] memcg: remove mem_cgroup_calc_reclaim() KOSAKI Motohiro
2008-12-01 17:09   ` Rik van Riel
2008-12-01 12:19 ` [PATCH 10/11] memcg: show inactive_ratio KOSAKI Motohiro
2008-12-01 17:10   ` Rik van Riel
2008-12-02  9:05   ` KAMEZAWA Hiroyuki
2008-12-01 12:19 ` [PATCH 11/11] memcg: show reclaim_stat KOSAKI Motohiro
2008-12-01 17:11   ` Rik van Riel
2008-12-02  9:05   ` KAMEZAWA Hiroyuki
2008-12-03 14:19     ` Balbir Singh
2008-12-03 16:15       ` KAMEZAWA Hiroyuki
2008-12-02  4:25 ` [PATCH 00/11] memcg: split-lru feature for memcg take2 KAMEZAWA Hiroyuki

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