As pointed out by Minchan Kim, shrink_zones() checks for populated
zones in a zonelist but a zonelist can never contain unpopulated
zones. While it's not related to the node-lru series, it can be
cleaned up now.
Suggested-by: Minchan Kim <minchan@xxxxxxxxxx>
Signed-off-by: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
---
mm/vmscan.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 3f06a7a0d135..45344acf52ba 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2605,9 +2605,6 @@ static void shrink_zones(struct zonelist *zonelist, struct scan_control *sc)
for_each_zone_zonelist_nodemask(zone, z, zonelist,
sc->reclaim_idx, sc->nodemask) {
- if (!populated_zone(zone))
- continue;
-
/*
* Take care memory controller reclaiming has small influence
* to global LRU.
--
2.6.4
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