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authorThadeu Lima de Souza Cascardo <cascardo@holoscopio.com>2010-10-26 21:21:28 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-26 23:52:05 (GMT)
commite4455abb50a19562dbfdc51a8424fda9b588bd6d (patch)
treeadd38aec00027e9a115778425a41d3d075a9ced6 /mm/vmscan.c
parentf19e77a3dc884510dba740caa6dee126b7d40156 (diff)
mm: only build per-node scan_unevictable functions when NUMA is enabled
Non-NUMA systems do never create these files anyway, since they are only created by driver subsystem when NUMA is configured. [akpm@linux-foundation.org: cleanup] Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com> Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Lee Schermerhorn <lee.schermerhorn@hp.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmscan.c')
-rw-r--r--mm/vmscan.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 6cbc1aa..f5871ee 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2986,6 +2986,7 @@ int scan_unevictable_handler(struct ctl_table *table, int write,
return 0;
}
+#ifdef CONFIG_NUMA
/*
* per node 'scan_unevictable_pages' attribute. On demand re-scan of
* a specified node's per zone unevictable lists for evictable pages.
@@ -3032,4 +3033,4 @@ void scan_unevictable_unregister_node(struct node *node)
{
sysdev_remove_file(&node->sysdev, &attr_scan_unevictable_pages);
}
-
+#endif

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