summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>2009-01-07 18:08:14 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-08 08:31:07 -0800
commitf89eb90e33fd4e4e0cc1a6d20afd63c5a561885a (patch)
tree2e39e02196dda539c900383ab03f08a311124cd9
parent670ec2f170301425fc4fdfa63d40652071fe85f6 (diff)
downloadop-kernel-dev-f89eb90e33fd4e4e0cc1a6d20afd63c5a561885a.zip
op-kernel-dev-f89eb90e33fd4e4e0cc1a6d20afd63c5a561885a.tar.gz
inactive_anon_is_low: move to vmscan
The inactive_anon_is_low() is called only vmscan. Then it can move to vmscan.c This patch doesn't have any functional change. Reviewd-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Acked-by: Rik van Riel <riel@redhat.com> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Balbir Singh <balbir@in.ibm.com> Cc: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp> Cc: Hugh Dickins <hugh@veritas.com> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/mm_inline.h19
-rw-r--r--mm/vmscan.c20
2 files changed, 20 insertions, 19 deletions
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 37ef13d..7fbb972 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -81,23 +81,4 @@ static inline enum lru_list page_lru(struct page *page)
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
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 45983af..f75d924 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1291,6 +1291,26 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone,
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)
{
OpenPOWER on IntegriCloud