The patch titled
mm: build_zonelists(): move clear node_load[] to __build_all_zonelists()
has been added to the -mm tree. Its filename is
mm-build_zonelists-move-clear-node_load-to-__build_all_zonelists.patch
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------------------------------------------------------
Subject: mm: build_zonelists(): move clear node_load[] to __build_all_zonelists()
From: Bo Liu <bo-liu@xxxxxxxxxxx>
If node_load[] is cleared everytime build_zonelists() is
called,node_load[] will have no help to find the next node that should
appear in the given node's fallback list.
Signed-off-by: Bo Liu <bo-liu@xxxxxxxxxxx>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Cc: Mel Gorman <mel@xxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/page_alloc.c~mm-build_zonelists-move-clear-node_load-to-__build_all_zonelists mm/page_alloc.c
--- a/mm/page_alloc.c~mm-build_zonelists-move-clear-node_load-to-__build_all_zonelists
+++ a/mm/page_alloc.c
@@ -2620,7 +2620,6 @@ static void build_zonelists(pg_data_t *p
prev_node = local_node;
nodes_clear(used_mask);
- memset(node_load, 0, sizeof(node_load));
memset(node_order, 0, sizeof(node_order));
j = 0;
@@ -2729,6 +2728,7 @@ static int __build_all_zonelists(void *d
{
int nid;
+ memset(node_load, 0, sizeof(node_load));
for_each_online_node(nid) {
pg_data_t *pgdat = NODE_DATA(nid);
_
Patches currently in -mm which might be from bo-liu@xxxxxxxxxxx are
mm-build_zonelists-move-clear-node_load-to-__build_all_zonelists.patch
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