diff options
Diffstat (limited to 'mm/vmstat.c')
| -rw-r--r-- | mm/vmstat.c | 28 |
1 files changed, 13 insertions, 15 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c index bf62a823210..5462106725d 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, |