Use zone->managed_pages instead of zone->present_pages to calculate
default zonelist order because managed_pages means allocatable pages.
Signed-off-by: Jiang Liu <jiang....@huawei.com>
Cc: Mel Gorman <m...@csn.ul.ie>
Cc: Minchan Kim <minc...@kernel.org>
Cc: Marek Szyprowski <m.szyprow...@samsung.com>
Cc: linux...@kvack.org
Cc: linux-kernel@vger.kernel.org
---
mm/page_alloc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index c3c3eda..1f94380 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3449,8 +3449,8 @@ static int default_zonelist_order(void)
z = &NODE_DATA(nid)->node_zones[zone_type];
if (populated_zone(z)) {
if (zone_type < ZONE_NORMAL)
- low_kmem_size += z->present_pages;
- total_size += z->present_pages;
+ low_kmem_size += z->managed_pages;
+ total_size += z->managed_pages;
} else if (zone_type == ZONE_NORMAL) {
/*
* If any node has only lowmem, then node order
--
1.7.9.5
--
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