diff options
Diffstat (limited to 'include/linux/vmstat.h')
| -rw-r--r-- | include/linux/vmstat.h | 73 |
1 files changed, 7 insertions, 66 deletions
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h index 9f3a04345b86..3c9c266cf782 100644 --- a/include/linux/vmstat.h +++ b/include/linux/vmstat.h @@ -10,15 +10,8 @@ #include <linux/static_key.h> #include <linux/mmdebug.h> -extern int sysctl_stat_interval; - #ifdef CONFIG_NUMA -#define ENABLE_NUMA_STAT 1 -#define DISABLE_NUMA_STAT 0 -extern int sysctl_vm_numa_stat; DECLARE_STATIC_KEY_TRUE(vm_numa_stat_key); -int sysctl_vm_numa_stat_handler(const struct ctl_table *table, int write, - void *buffer, size_t *length, loff_t *ppos); #endif struct reclaim_stat { @@ -293,10 +286,8 @@ void mod_node_page_state(struct pglist_data *, enum node_stat_item, long); void inc_node_page_state(struct page *, enum node_stat_item); void dec_node_page_state(struct page *, enum node_stat_item); -extern void inc_node_state(struct pglist_data *, enum node_stat_item); extern void __inc_zone_state(struct zone *, enum zone_stat_item); extern void __inc_node_state(struct pglist_data *, enum node_stat_item); -extern void dec_zone_state(struct zone *, enum zone_stat_item); extern void __dec_zone_state(struct zone *, enum zone_stat_item); extern void __dec_node_state(struct pglist_data *, enum node_stat_item); @@ -304,16 +295,13 @@ void quiet_vmstat(void); void cpu_vm_stats_fold(int cpu); void refresh_zone_stat_thresholds(void); -struct ctl_table; -int vmstat_refresh(const struct ctl_table *, int write, void *buffer, size_t *lenp, - loff_t *ppos); - void drain_zonestat(struct zone *zone, struct per_cpu_zonestat *); int calculate_pressure_threshold(struct zone *zone); int calculate_normal_threshold(struct zone *zone); void set_pgdat_percpu_threshold(pg_data_t *pgdat, int (*calculate_pressure)(struct zone *)); +void vmstat_flush_workqueue(void); #else /* CONFIG_SMP */ /* @@ -405,15 +393,12 @@ static inline void __dec_node_page_state(struct page *page, #define dec_node_page_state __dec_node_page_state #define mod_node_page_state __mod_node_page_state -#define inc_zone_state __inc_zone_state -#define inc_node_state __inc_node_state -#define dec_zone_state __dec_zone_state - #define set_pgdat_percpu_threshold(pgdat, callback) { } static inline void refresh_zone_stat_thresholds(void) { } static inline void cpu_vm_stats_fold(int cpu) { } static inline void quiet_vmstat(void) { } +static inline void vmstat_flush_workqueue(void) { } static inline void drain_zonestat(struct zone *zone, struct per_cpu_zonestat *pzstats) { } @@ -515,10 +500,10 @@ static inline const char *node_stat_name(enum node_stat_item item) static inline const char *lru_list_name(enum lru_list lru) { - return node_stat_name(NR_LRU_BASE + (enum node_stat_item)lru) + 3; // skip "nr_" + return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" } -#if defined(CONFIG_VM_EVENT_COUNTERS) || defined(CONFIG_MEMCG) +#if defined(CONFIG_VM_EVENT_COUNTERS) static inline const char *vm_event_name(enum vm_event_item item) { return vmstat_text[NR_VM_ZONE_STAT_ITEMS + @@ -527,36 +512,16 @@ static inline const char *vm_event_name(enum vm_event_item item) NR_VM_STAT_ITEMS + item]; } -#endif /* CONFIG_VM_EVENT_COUNTERS || CONFIG_MEMCG */ +#endif /* CONFIG_VM_EVENT_COUNTERS */ #ifdef CONFIG_MEMCG -void __mod_lruvec_state(struct lruvec *lruvec, enum node_stat_item idx, +void mod_lruvec_state(struct lruvec *lruvec, enum node_stat_item idx, int val); -static inline void mod_lruvec_state(struct lruvec *lruvec, - enum node_stat_item idx, int val) -{ - unsigned long flags; - - local_irq_save(flags); - __mod_lruvec_state(lruvec, idx, val); - local_irq_restore(flags); -} - -void __lruvec_stat_mod_folio(struct folio *folio, +void lruvec_stat_mod_folio(struct folio *folio, enum node_stat_item idx, int val); -static inline void lruvec_stat_mod_folio(struct folio *folio, - enum node_stat_item idx, int val) -{ - unsigned long flags; - - local_irq_save(flags); - __lruvec_stat_mod_folio(folio, idx, val); - local_irq_restore(flags); -} - static inline void mod_lruvec_page_state(struct page *page, enum node_stat_item idx, int val) { @@ -565,24 +530,12 @@ static inline void mod_lruvec_page_state(struct page *page, #else -static inline void __mod_lruvec_state(struct lruvec *lruvec, - enum node_stat_item idx, int val) -{ - __mod_node_page_state(lruvec_pgdat(lruvec), idx, val); -} - static inline void mod_lruvec_state(struct lruvec *lruvec, enum node_stat_item idx, int val) { mod_node_page_state(lruvec_pgdat(lruvec), idx, val); } -static inline void __lruvec_stat_mod_folio(struct folio *folio, - enum node_stat_item idx, int val) -{ - __mod_node_page_state(folio_pgdat(folio), idx, val); -} - static inline void lruvec_stat_mod_folio(struct folio *folio, enum node_stat_item idx, int val) { @@ -597,18 +550,6 @@ static inline void mod_lruvec_page_state(struct page *page, #endif /* CONFIG_MEMCG */ -static inline void __lruvec_stat_add_folio(struct folio *folio, - enum node_stat_item idx) -{ - __lruvec_stat_mod_folio(folio, idx, folio_nr_pages(folio)); -} - -static inline void __lruvec_stat_sub_folio(struct folio *folio, - enum node_stat_item idx) -{ - __lruvec_stat_mod_folio(folio, idx, -folio_nr_pages(folio)); -} - static inline void lruvec_stat_add_folio(struct folio *folio, enum node_stat_item idx) { |