[PATCH 3/4] mm/vmstat: remove unused __node_stat_* wrappers

Ye Liu
2026-04-14T09:16:28Z

From: Ye Liu <liuye@kylinos.cn>

Replace the single call to __node_stat_mod_folio()
with node_stat_mod_folio(), and remove the dead inline __node_stat_*
wrapper definitions from include/linux/vmstat.h.

Signed-off-by: Ye Liu <liuye@kylinos.cn>
---
include/linux/vmstat.h | 18 ------------------
mm/page-writeback.c | 2 +-
2 files changed, 1 insertion(+), 19 deletions(-)

diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 3c9c266cf782..54da7d820f78 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -440,24 +440,6 @@ static inline void zone_stat_sub_folio(struct folio *folio,
mod_zone_page_state(folio_zone(folio), item, -folio_nr_pages(folio));
}

-static inline void __node_stat_mod_folio(struct folio *folio,
- enum node_stat_item item, long nr)
-{
- __mod_node_page_state(folio_pgdat(folio), item, nr);
-}
-
-static inline void __node_stat_add_folio(struct folio *folio,
- enum node_stat_item item)
-{
- __mod_node_page_state(folio_pgdat(folio), item, folio_nr_pages(folio));
-}
-
-static inline void __node_stat_sub_folio(struct folio *folio,
- enum node_stat_item item)
-{
- __mod_node_page_state(folio_pgdat(folio), item, -folio_nr_pages(folio));
-}
-
static inline void node_stat_mod_folio(struct folio *folio,
enum node_stat_item item, long nr)
{
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 6f9b7b081ab7..ed3301753e89 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -2627,7 +2627,7 @@ static void folio_account_dirtied(struct folio *folio,

lruvec_stat_mod_folio(folio, NR_FILE_DIRTY, nr);
__zone_stat_mod_folio(folio, NR_ZONE_WRITE_PENDING, nr);
- __node_stat_mod_folio(folio, NR_DIRTIED, nr);
+ node_stat_mod_folio(folio, NR_DIRTIED, nr);
wb_stat_mod(wb, WB_RECLAIMABLE, nr);
wb_stat_mod(wb, WB_DIRTIED, nr);
task_io_account_write(nr * PAGE_SIZE);
--
2.43.0