72 enum buddy {  enum
109 	struct list_head buddy;  member
344 	INIT_LIST_HEAD(&zhdr->buddy);  in init_z3fold_page()
361 static inline int __idx(struct z3fold_header *zhdr, enum buddy bud)  in __idx()
373 				enum buddy bud)  in __encode_handle()
397 static unsigned long encode_handle(struct z3fold_header *zhdr, enum buddy bud)  in encode_handle()
419 static enum buddy handle_to_buddy(unsigned long handle)  in handle_to_buddy()
443 	WARN_ON(!list_empty(&zhdr->buddy));  in __release_z3fold_page()
453 	list_add(&zhdr->buddy, &pool->stale);  in __release_z3fold_page()
475 	list_del_init(&zhdr->buddy);  in release_z3fold_page_locked_list()
499 						struct z3fold_header, buddy);  in free_pages_work()
502 		list_del(&zhdr->buddy);  in free_pages_work()
550 		list_add(&zhdr->buddy, &unbuddied[freechunks]);  in add_to_unbuddied()
557 static inline enum buddy get_free_buddy(struct z3fold_header *zhdr, int chunks)  in get_free_buddy()
559 	enum buddy bud = HEADLESS;  in get_free_buddy()
629 		enum buddy new_bud = HEADLESS;  in compact_single_buddy()
750 	list_del_init(&zhdr->buddy);  in do_compact_page()
802 					struct z3fold_header, buddy);  in __z3fold_alloc()
810 						struct z3fold_header, buddy)) ||  in __z3fold_alloc()
819 		list_del_init(&zhdr->buddy);  in __z3fold_alloc()
857 						struct z3fold_header, buddy);  in __z3fold_alloc()
864 			list_del_init(&zhdr->buddy);  in __z3fold_alloc()
1007 	enum buddy bud;  in z3fold_alloc()
1097 	enum buddy bud;  in z3fold_free()
1180 	enum buddy buddy;  in z3fold_map()  local
1189 	buddy = handle_to_buddy(handle);  in z3fold_map()
1190 	switch (buddy) {  in z3fold_map()
1202 		pr_err("unknown buddy id %d\n", buddy);  in z3fold_map()
1224 	enum buddy buddy;  in z3fold_unmap()  local
1232 	buddy = handle_to_buddy(handle);  in z3fold_unmap()
1233 	if (buddy == MIDDLE)  in z3fold_unmap()
1273 	if (!list_empty(&zhdr->buddy))  in z3fold_page_isolate()
1274 		list_del_init(&zhdr->buddy);  in z3fold_page_isolate()
1321 	INIT_LIST_HEAD(&new_zhdr->buddy);  in z3fold_page_migrate()
1354 	if (!list_empty(&zhdr->buddy))  in z3fold_page_putback()
1355 		list_del_init(&zhdr->buddy);  in z3fold_page_putback()
1359 	if (list_empty(&zhdr->buddy))  in z3fold_page_putback()