mem_cgroup_page_lruvec() already expects a head page, so this will add some
typesafety once we can remove mem_cgroup_page_lruvec().
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
include/linux/memcontrol.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 89aaa22506e6..ec7ecfc0e47b 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -1454,6 +1454,12 @@ static inline void lruvec_memcg_debug(struct lruvec *lruvec, struct page *page)
}
#endif /* CONFIG_MEMCG */
+static inline struct lruvec *mem_cgroup_folio_lruvec(struct folio *folio,
+ struct pglist_data *pgdat)
+{
+ return mem_cgroup_page_lruvec(&folio->page, pgdat);
+}
+
static inline void __inc_lruvec_kmem_state(void *p, enum node_stat_item idx)
{
__mod_lruvec_kmem_state(p, idx, 1);
--
2.29.2
