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Diffstat (limited to 'mm/page_alloc.c')
-rw-r--r--mm/page_alloc.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 36e621427826..ee24ebbb8284 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -664,9 +664,12 @@ static void free_pcppages_bulk(struct zone *zone, int count,
int migratetype = 0;
int batch_free = 0;
int to_free = count;
+ unsigned long nr_scanned;
spin_lock(&zone->lock);
- zone->pages_scanned = 0;
+ nr_scanned = zone_page_state(zone, NR_PAGES_SCANNED);
+ if (nr_scanned)
+ __mod_zone_page_state(zone, NR_PAGES_SCANNED, -nr_scanned);
while (to_free) {
struct page *page;
@@ -715,8 +718,11 @@ static void free_one_page(struct zone *zone,
unsigned int order,
int migratetype)
{
+ unsigned long nr_scanned;
spin_lock(&zone->lock);
- zone->pages_scanned = 0;
+ nr_scanned = zone_page_state(zone, NR_PAGES_SCANNED);
+ if (nr_scanned)
+ __mod_zone_page_state(zone, NR_PAGES_SCANNED, -nr_scanned);
__free_one_page(page, pfn, zone, order, migratetype);
if (unlikely(!is_migrate_isolate(migratetype)))
@@ -3218,7 +3224,7 @@ void show_free_areas(unsigned int filter)
K(zone_page_state(zone, NR_BOUNCE)),
K(zone_page_state(zone, NR_FREE_CMA_PAGES)),
K(zone_page_state(zone, NR_WRITEBACK_TEMP)),
- zone->pages_scanned,
+ K(zone_page_state(zone, NR_PAGES_SCANNED)),
(!zone_reclaimable(zone) ? "yes" : "no")
);
printk("lowmem_reserve[]:");