The patch titled
Subject: mm, vmscan: remove redundant check in shrink_zones()
has been removed from the -mm tree. Its filename was
mm-vmscan-remove-redundant-check-in-shrink_zones.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
Subject: mm, vmscan: remove redundant check in shrink_zones()
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.
Link: http://lkml.kernel.org/r/1468853426-12858-2-git-send-email-mgorman@xxxxxxxxxxxxxxxxxxx
Signed-off-by: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
Suggested-by: Minchan Kim <minchan@xxxxxxxxxx>
Acked-by: Minchan Kim <minchan@xxxxxxxxxx>
Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/vmscan.c | 3 ---
1 file changed, 3 deletions(-)
diff -puN mm/vmscan.c~mm-vmscan-remove-redundant-check-in-shrink_zones mm/vmscan.c
--- a/mm/vmscan.c~mm-vmscan-remove-redundant-check-in-shrink_zones
+++ a/mm/vmscan.c
@@ -2605,9 +2605,6 @@ static void shrink_zones(struct zonelist
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.
_
Patches currently in -mm which might be from mgorman@xxxxxxxxxxxxxxxxxxx are
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