[PATCH 1/5] mm, memcg: remove unused functions

Miaohe Lin
2021-07-29T12:57:51Z

Since commit 2d146aa3aa84 ("mm: memcontrol: switch to rstat"), last user
of memcg_stat_item_in_bytes() is gone. And since commit fa40d1ee9f15 ("mm:
vmscan: memcontrol: remove mem_cgroup_select_victim_node()"), only the
declaration of mem_cgroup_select_victim_node() is remained here. Remove
them.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
---
include/linux/memcontrol.h | 12 ------------
1 file changed, 12 deletions(-)

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 7028d8e4a3d7..04437504444f 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -606,13 +606,6 @@ static inline bool PageMemcgKmem(struct page *page)
return folio_memcg_kmem(page_folio(page));
}

-static __always_inline bool memcg_stat_item_in_bytes(int idx)
-{
- if (idx == MEMCG_PERCPU_B)
- return true;
- return vmstat_item_in_bytes(idx);
-}
-
static inline bool mem_cgroup_is_root(struct mem_cgroup *memcg)
{
return (memcg == root_mem_cgroup);
@@ -916,11 +909,6 @@ static inline bool mem_cgroup_online(struct mem_cgroup *memcg)
return !!(memcg->css.flags & CSS_ONLINE);
}

-/*
- * For memory reclaim.
- */
-int mem_cgroup_select_victim_node(struct mem_cgroup *memcg);
-
void mem_cgroup_update_lru_size(struct lruvec *lruvec, enum lru_list lru,
int zid, int nr_pages);

--
2.23.0