157 struct ksm_stable_node {  struct
211 			struct ksm_stable_node *head;
318 	stable_node_cache = KSM_KMEM_CACHE(ksm_stable_node, 0);  in ksm_slab_init()
344 static __always_inline bool is_stable_node_chain(struct ksm_stable_node *chain)  in is_stable_node_chain()
349 static __always_inline bool is_stable_node_dup(struct ksm_stable_node *dup)  in is_stable_node_dup()
354 static inline void stable_node_chain_add_dup(struct ksm_stable_node *dup,  in stable_node_chain_add_dup()
355 					     struct ksm_stable_node *chain)  in stable_node_chain_add_dup()
364 static inline void __stable_node_dup_del(struct ksm_stable_node *dup)  in __stable_node_dup_del()
371 static inline void stable_node_dup_del(struct ksm_stable_node *dup)  in stable_node_dup_del()
402 static inline struct ksm_stable_node *alloc_stable_node(void)  in alloc_stable_node()
412 static inline void free_stable_node(struct ksm_stable_node *stable_node)  in free_stable_node()
627 static struct ksm_stable_node *alloc_stable_node_chain(struct ksm_stable_node *dup,  in alloc_stable_node_chain()
630 	struct ksm_stable_node *chain = alloc_stable_node();  in alloc_stable_node_chain()
660 static inline void free_stable_node_chain(struct ksm_stable_node *chain,  in free_stable_node_chain()
668 static void remove_node_from_stable_tree(struct ksm_stable_node *stable_node)  in remove_node_from_stable_tree()
735 static struct page *get_ksm_page(struct ksm_stable_node *stable_node,  in get_ksm_page()
817 		struct ksm_stable_node *stable_node;  in remove_rmap_item_from_tree()
904 static inline struct ksm_stable_node *folio_stable_node(struct folio *folio)  in folio_stable_node()
909 static inline struct ksm_stable_node *page_stable_node(struct page *page)  in page_stable_node()
915 					struct ksm_stable_node *stable_node)  in set_page_stable_node()
925 static int remove_stable_node(struct ksm_stable_node *stable_node)  in remove_stable_node()
963 static int remove_stable_node_chain(struct ksm_stable_node *stable_node,  in remove_stable_node_chain()
966 	struct ksm_stable_node *dup;  in remove_stable_node_chain()
990 	struct ksm_stable_node *stable_node, *next;  in remove_all_stable_nodes()
997 						struct ksm_stable_node, node);  in remove_all_stable_nodes()
1415 bool __is_page_sharing_candidate(struct ksm_stable_node *stable_node, int offset)  in __is_page_sharing_candidate()
1429 bool is_page_sharing_candidate(struct ksm_stable_node *stable_node)  in is_page_sharing_candidate()
1434 static struct page *stable_node_dup(struct ksm_stable_node **_stable_node_dup,  in stable_node_dup()
1435 				    struct ksm_stable_node **_stable_node,  in stable_node_dup()
1439 	struct ksm_stable_node *dup, *found = NULL, *stable_node = *_stable_node;  in stable_node_dup()
1553 static struct ksm_stable_node *stable_node_dup_any(struct ksm_stable_node *stable_node,  in stable_node_dup_any()
1580 static struct page *__stable_node_chain(struct ksm_stable_node **_stable_node_dup,  in __stable_node_chain()
1581 					struct ksm_stable_node **_stable_node,  in __stable_node_chain()
1585 	struct ksm_stable_node *stable_node = *_stable_node;  in __stable_node_chain()
1602 static __always_inline struct page *chain_prune(struct ksm_stable_node **s_n_d,  in chain_prune()
1603 						struct ksm_stable_node **s_n,  in chain_prune()
1609 static __always_inline struct page *chain(struct ksm_stable_node **s_n_d,  in chain()
1610 					  struct ksm_stable_node *s_n,  in chain()
1613 	struct ksm_stable_node *old_stable_node = s_n;  in chain()
1637 	struct ksm_stable_node *stable_node, *stable_node_dup, *stable_node_any;  in stable_tree_search()
1638 	struct ksm_stable_node *page_node;  in stable_tree_search()
1658 		stable_node = rb_entry(*new, struct ksm_stable_node, node);  in stable_tree_search()
1881 static struct ksm_stable_node *stable_tree_insert(struct page *kpage)  in stable_tree_insert()
1888 	struct ksm_stable_node *stable_node, *stable_node_dup, *stable_node_any;  in stable_tree_insert()
1903 		stable_node = rb_entry(*new, struct ksm_stable_node, node);  in stable_tree_insert()
1972 			struct ksm_stable_node *orig = stable_node;  in stable_tree_insert()
2073 			       struct ksm_stable_node *stable_node,  in stable_tree_append()
2120 	struct ksm_stable_node *stable_node;  in cmp_and_merge_page()
2344 			struct ksm_stable_node *stable_node, *next;  in scan_get_next_rmap_item()
2840 	struct ksm_stable_node *stable_node;  in rmap_walk_ksm()
2915 	struct ksm_stable_node *stable_node;  in collect_procs_ksm()
2956 	struct ksm_stable_node *stable_node;  in folio_migrate_ksm()
2989 static bool stable_node_dup_remove_range(struct ksm_stable_node *stable_node,  in stable_node_dup_remove_range()
3005 static bool stable_node_chain_remove_range(struct ksm_stable_node *stable_node,  in stable_node_chain_remove_range()
3010 	struct ksm_stable_node *dup;  in stable_node_chain_remove_range()
3034 	struct ksm_stable_node *stable_node, *next;  in ksm_check_stable_tree()
3041 			stable_node = rb_entry(node, struct ksm_stable_node, node);  in ksm_check_stable_tree()