diff options
| author | Wei Yang <richard.weiyang@gmail.com> | 2025-12-25 21:02:13 +0000 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-01-20 19:24:52 -0800 |
| commit | a8d933dc3354bfb9db1fc0e09c289ec1778ee271 (patch) | |
| tree | 11a4ad0d78d2394dc63793312ebcccbc72d564cc | |
| parent | 6319c4f44234c3849fdb2c3f72c45353aa428d3f (diff) | |
mm/vmstat: remove unused node and zone state helpers
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.
Link: https://lkml.kernel.org/r/20251225210213.2553-1-richard.weiyang@gmail.com
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Reviewed-by: Joshua Hahn <joshua.hahnjy@gmail.com>
Acked-by: David Hildenbrand (Red Hat) <david@kernel.org>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | include/linux/vmstat.h | 6 | ||||
| -rw-r--r-- | mm/vmstat.c | 15 |
2 files changed, 0 insertions, 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 bd2af431ff86..6ae8891c9693 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -672,11 +672,6 @@ 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); @@ -725,16 +720,6 @@ 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) { |