[Qemu-devel] [PATCH 2/9] Revert "mm-compaction-abort-compaction-loop-if-lock-is-contended-or-run-too-long-fix"

[Mel Gorman]

This reverts
mm-compaction-abort-compaction-loop-if-lock-is-contended-or-run-too-long-fix
as it is replaced by a later patch in the series.

Signed-off-by: Mel Gorman <address@hidden>
---
 mm/compaction.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mm/compaction.c b/mm/compaction.c
index 4a77b4b..1c873bb 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -907,7 +907,8 @@ static unsigned long compact_zone_order(struct zone *zone,
        INIT_LIST_HEAD(&cc.migratepages);
 
        ret = compact_zone(zone, &cc);
-       *contended = cc.contended;
+       if (contended)
+               *contended = cc.contended;
        return ret;
 }
 
-- 
1.7.9.2