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author | Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com> | 2010-10-26 14:21:28 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-26 16:52:05 -0700 |
commit | e4455abb50a19562dbfdc51a8424fda9b588bd6d (patch) | |
tree | add38aec00027e9a115778425a41d3d075a9ced6 /mm/vmscan.c | |
parent | f19e77a3dc884510dba740caa6dee126b7d40156 (diff) | |
download | op-kernel-dev-e4455abb50a19562dbfdc51a8424fda9b588bd6d.zip op-kernel-dev-e4455abb50a19562dbfdc51a8424fda9b588bd6d.tar.gz |
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.c | 3 |
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 |