361 static inline int __idx(struct z3fold_header *zhdr, enum buddy bud)  in __idx()  argument
363 	return (bud + zhdr->first_num) & BUDDY_MASK;  in __idx()
373 				enum buddy bud)  in __encode_handle()  argument
382 	if (bud == HEADLESS)  in __encode_handle()
386 	idx = __idx(zhdr, bud);  in __encode_handle()
388 	if (bud == LAST)  in __encode_handle()
397 static unsigned long encode_handle(struct z3fold_header *zhdr, enum buddy bud)  in encode_handle()  argument
399 	return __encode_handle(zhdr, zhdr->slots, bud);  in encode_handle()
559 	enum buddy bud = HEADLESS;  in get_free_buddy()  local
564 			bud = FIRST;  in get_free_buddy()
566 			bud = LAST;  in get_free_buddy()
569 			bud = FIRST;  in get_free_buddy()
571 			bud = LAST;  in get_free_buddy()
573 			bud = MIDDLE;  in get_free_buddy()
576 	return bud;  in get_free_buddy()
1007 	enum buddy bud;  in z3fold_alloc()  local
1017 		bud = HEADLESS;  in z3fold_alloc()
1022 			bud = get_free_buddy(zhdr, chunks);  in z3fold_alloc()
1023 			if (bud == HEADLESS) {  in z3fold_alloc()
1033 		bud = FIRST;  in z3fold_alloc()
1040 	zhdr = init_z3fold_page(page, bud == HEADLESS, pool, gfp);  in z3fold_alloc()
1047 	if (bud == HEADLESS) {  in z3fold_alloc()
1063 	if (bud == FIRST)  in z3fold_alloc()
1065 	else if (bud == LAST)  in z3fold_alloc()
1075 	*handle = encode_handle(zhdr, bud);  in z3fold_alloc()
1077 	if (bud != HEADLESS)  in z3fold_alloc()
1097 	enum buddy bud;  in z3fold_free()  local
1119 	bud = handle_to_buddy(handle);  in z3fold_free()
1121 	switch (bud) {  in z3fold_free()
1132 		pr_err("%s: unknown bud %d\n", __func__, bud);  in z3fold_free()