Several helper functions for managing node and zone states have become obsolete and no longer have any callers within the kernel. inc_node_state() inc_zone_state() dec_zone_state() This commit removes the dead code. Signed-off-by: Wei Yang Cc: Joshua Hahn --- include/linux/vmstat.h | 6 ------ mm/vmstat.c | 15 --------------- 2 files changed, 21 deletions(-) diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h index 3398a345bda8..cf559e2ce1d4 100644 --- a/include/linux/vmstat.h +++ b/include/linux/vmstat.h @@ -286,10 +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); @@ -394,10 +392,6 @@ 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) { } diff --git a/mm/vmstat.c b/mm/vmstat.c index 090b5c5294b9..16b7cb24d411 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -671,11 +671,6 @@ void mod_node_page_state(struct pglist_data *pgdat, enum node_stat_item item, } EXPORT_SYMBOL(mod_node_page_state); -void inc_node_state(struct pglist_data *pgdat, enum node_stat_item item) -{ - mod_node_state(pgdat, item, 1, 1); -} - void inc_node_page_state(struct page *page, enum node_stat_item item) { mod_node_state(page_pgdat(page), item, 1, 1); @@ -724,16 +719,6 @@ void dec_zone_page_state(struct page *page, enum zone_stat_item item) } EXPORT_SYMBOL(dec_zone_page_state); -void inc_node_state(struct pglist_data *pgdat, enum node_stat_item item) -{ - unsigned long flags; - - local_irq_save(flags); - __inc_node_state(pgdat, item); - local_irq_restore(flags); -} -EXPORT_SYMBOL(inc_node_state); - void mod_node_page_state(struct pglist_data *pgdat, enum node_stat_item item, long delta) { -- 2.34.1