#include <linux/mm.h>
#include <linux/err.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/cpu.h>
#include <linux/vmstat.h>
#include <linux/sched.h>
threshold = calculate_threshold(zone);
for_each_online_cpu(cpu)
- zone_pcp(zone, cpu)->stat_threshold = threshold;
+ per_cpu_ptr(zone->pageset, cpu)->stat_threshold
+ = threshold;
}
}
void __mod_zone_page_state(struct zone *zone, enum zone_stat_item item,
int delta)
{
- struct per_cpu_pageset *pcp = zone_pcp(zone, smp_processor_id());
+ struct per_cpu_pageset *pcp = this_cpu_ptr(zone->pageset);
+
s8 *p = pcp->vm_stat_diff + item;
long x;
*/
void __inc_zone_state(struct zone *zone, enum zone_stat_item item)
{
- struct per_cpu_pageset *pcp = zone_pcp(zone, smp_processor_id());
+ struct per_cpu_pageset *pcp = this_cpu_ptr(zone->pageset);
s8 *p = pcp->vm_stat_diff + item;
(*p)++;
void __dec_zone_state(struct zone *zone, enum zone_stat_item item)
{
- struct per_cpu_pageset *pcp = zone_pcp(zone, smp_processor_id());
+ struct per_cpu_pageset *pcp = this_cpu_ptr(zone->pageset);
s8 *p = pcp->vm_stat_diff + item;
(*p)--;
for_each_populated_zone(zone) {
struct per_cpu_pageset *p;
- p = zone_pcp(zone, cpu);
+ p = per_cpu_ptr(zone->pageset, cpu);
for (i = 0; i < NR_VM_ZONE_STAT_ITEMS; i++)
if (p->vm_stat_diff[i]) {
"nr_active_anon",
"nr_inactive_file",
"nr_active_file",
-#ifdef CONFIG_UNEVICTABLE_LRU
"nr_unevictable",
"nr_mlock",
-#endif
"nr_anon_pages",
"nr_mapped",
"nr_file_pages",
"nr_slab_reclaimable",
"nr_slab_unreclaimable",
"nr_page_table_pages",
+ "nr_kernel_stack",
"nr_unstable",
"nr_bounce",
"nr_vmscan_write",
"nr_writeback_temp",
-
+ "nr_isolated_anon",
+ "nr_isolated_file",
+ "nr_shmem",
#ifdef CONFIG_NUMA
"numa_hit",
"numa_miss",
TEXTS_FOR_ZONES("pgscan_kswapd")
TEXTS_FOR_ZONES("pgscan_direct")
+#ifdef CONFIG_NUMA
+ "zone_reclaim_failed",
+#endif
"pginodesteal",
"slabs_scanned",
"kswapd_steal",
"kswapd_inodesteal",
+ "kswapd_low_wmark_hit_quickly",
+ "kswapd_high_wmark_hit_quickly",
+ "kswapd_skip_congestion_wait",
"pageoutrun",
"allocstall",
"htlb_buddy_alloc_success",
"htlb_buddy_alloc_fail",
#endif
-#ifdef CONFIG_UNEVICTABLE_LRU
"unevictable_pgs_culled",
"unevictable_pgs_scanned",
"unevictable_pgs_rescued",
"unevictable_pgs_stranded",
"unevictable_pgs_mlockfreed",
#endif
-#endif
};
static void zoneinfo_show_print(struct seq_file *m, pg_data_t *pgdat,
"\n min %lu"
"\n low %lu"
"\n high %lu"
- "\n scanned %lu (aa: %lu ia: %lu af: %lu if: %lu)"
+ "\n scanned %lu"
"\n spanned %lu"
"\n present %lu",
zone_page_state(zone, NR_FREE_PAGES),
- zone->pages_min,
- zone->pages_low,
- zone->pages_high,
+ min_wmark_pages(zone),
+ low_wmark_pages(zone),
+ high_wmark_pages(zone),
zone->pages_scanned,
- zone->lru[LRU_ACTIVE_ANON].nr_scan,
- zone->lru[LRU_INACTIVE_ANON].nr_scan,
- zone->lru[LRU_ACTIVE_FILE].nr_scan,
- zone->lru[LRU_INACTIVE_FILE].nr_scan,
zone->spanned_pages,
zone->present_pages);
for_each_online_cpu(i) {
struct per_cpu_pageset *pageset;
- pageset = zone_pcp(zone, i);
+ pageset = per_cpu_ptr(zone->pageset, i);
seq_printf(m,
"\n cpu: %i"
"\n count: %i"
"\n prev_priority: %i"
"\n start_pfn: %lu"
"\n inactive_ratio: %u",
- zone_is_all_unreclaimable(zone),
+ zone->all_unreclaimable,
zone->prev_priority,
zone->zone_start_pfn,
zone->inactive_ratio);
static void __cpuinit start_cpu_timer(int cpu)
{
- struct delayed_work *vmstat_work = &per_cpu(vmstat_work, cpu);
+ struct delayed_work *work = &per_cpu(vmstat_work, cpu);
- INIT_DELAYED_WORK_DEFERRABLE(vmstat_work, vmstat_update);
- schedule_delayed_work_on(cpu, vmstat_work,
- __round_jiffies_relative(HZ, cpu));
+ INIT_DELAYED_WORK_DEFERRABLE(work, vmstat_update);
+ schedule_delayed_work_on(cpu, work, __round_jiffies_relative(HZ, cpu));
}
/*
case CPU_ONLINE:
case CPU_ONLINE_FROZEN:
start_cpu_timer(cpu);
+ node_set_state(cpu_to_node(cpu), N_CPU);
break;
case CPU_DOWN_PREPARE:
case CPU_DOWN_PREPARE_FROZEN: