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-rw-r--r--mm/vmstat.c28
1 files changed, 13 insertions, 15 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c
index bf62a82..5462106 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -19,12 +19,10 @@ void __get_zone_counts(unsigned long *active, unsigned long *inactive,
struct zone *zones = pgdat->node_zones;
int i;
- *active = 0;
- *inactive = 0;
+ *active = node_page_state(pgdat->node_id, NR_ACTIVE);
+ *inactive = node_page_state(pgdat->node_id, NR_INACTIVE);
*free = 0;
for (i = 0; i < MAX_NR_ZONES; i++) {
- *active += zones[i].nr_active;
- *inactive += zones[i].nr_inactive;
*free += zones[i].free_pages;
}
}
@@ -34,14 +32,12 @@ void get_zone_counts(unsigned long *active,
{
struct pglist_data *pgdat;
- *active = 0;
- *inactive = 0;
+ *active = global_page_state(NR_ACTIVE);
+ *inactive = global_page_state(NR_INACTIVE);
*free = 0;
for_each_online_pgdat(pgdat) {
unsigned long l, m, n;
__get_zone_counts(&l, &m, &n, pgdat);
- *active += l;
- *inactive += m;
*free += n;
}
}
@@ -239,7 +235,7 @@ EXPORT_SYMBOL(mod_zone_page_state);
* in between and therefore the atomicity vs. interrupt cannot be exploited
* in a useful way here.
*/
-static void __inc_zone_state(struct zone *zone, enum zone_stat_item item)
+void __inc_zone_state(struct zone *zone, enum zone_stat_item item)
{
struct per_cpu_pageset *pcp = zone_pcp(zone, smp_processor_id());
s8 *p = pcp->vm_stat_diff + item;
@@ -260,9 +256,8 @@ void __inc_zone_page_state(struct page *page, enum zone_stat_item item)
}
EXPORT_SYMBOL(__inc_zone_page_state);
-void __dec_zone_page_state(struct page *page, enum zone_stat_item item)
+void __dec_zone_state(struct zone *zone, enum zone_stat_item item)
{
- struct zone *zone = page_zone(page);
struct per_cpu_pageset *pcp = zone_pcp(zone, smp_processor_id());
s8 *p = pcp->vm_stat_diff + item;
@@ -275,6 +270,11 @@ void __dec_zone_page_state(struct page *page, enum zone_stat_item item)
*p = overstep;
}
}
+
+void __dec_zone_page_state(struct page *page, enum zone_stat_item item)
+{
+ __dec_zone_state(page_zone(page), item);
+}
EXPORT_SYMBOL(__dec_zone_page_state);
void inc_zone_state(struct zone *zone, enum zone_stat_item item)
@@ -454,6 +454,8 @@ const struct seq_operations fragmentation_op = {
static const char * const vmstat_text[] = {
/* Zoned VM counters */
+ "nr_active",
+ "nr_inactive",
"nr_anon_pages",
"nr_mapped",
"nr_file_pages",
@@ -529,8 +531,6 @@ static int zoneinfo_show(struct seq_file *m, void *arg)
"\n min %lu"
"\n low %lu"
"\n high %lu"
- "\n active %lu"
- "\n inactive %lu"
"\n scanned %lu (a: %lu i: %lu)"
"\n spanned %lu"
"\n present %lu",
@@ -538,8 +538,6 @@ static int zoneinfo_show(struct seq_file *m, void *arg)
zone->pages_min,
zone->pages_low,
zone->pages_high,
- zone->nr_active,
- zone->nr_inactive,
zone->pages_scanned,
zone->nr_scan_active, zone->nr_scan_inactive,
zone->spanned_pages,
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