18 	struct bpf_map map;  member
45 	htab->map.key_size = attr->key_size;  in htab_map_alloc()
46 	htab->map.value_size = attr->value_size;  in htab_map_alloc()
47 	htab->map.max_entries = attr->max_entries;  in htab_map_alloc()
53 	if (htab->map.max_entries == 0 || htab->map.key_size == 0 ||  in htab_map_alloc()
54 	    htab->map.value_size == 0)  in htab_map_alloc()
58 	htab->n_buckets = roundup_pow_of_two(htab->map.max_entries);  in htab_map_alloc()
61 	if (htab->map.key_size > MAX_BPF_STACK)  in htab_map_alloc()
67 	if (htab->map.value_size >= (1 << (KMALLOC_SHIFT_MAX - 1)) -  in htab_map_alloc()
77 			  round_up(htab->map.key_size, 8) +  in htab_map_alloc()
78 			  htab->map.value_size;  in htab_map_alloc()
86 	    (u64) htab->elem_size * htab->map.max_entries >=  in htab_map_alloc()
91 	htab->map.pages = round_up(htab->n_buckets * sizeof(struct hlist_head) +  in htab_map_alloc()
92 				   htab->elem_size * htab->map.max_entries,  in htab_map_alloc()
111 	return &htab->map;  in htab_map_alloc()
141 static void *htab_map_lookup_elem(struct bpf_map *map, void *key)  in htab_map_lookup_elem()  argument
143 	struct bpf_htab *htab = container_of(map, struct bpf_htab, map);  in htab_map_lookup_elem()
151 	key_size = map->key_size;  in htab_map_lookup_elem()
160 		return l->key + round_up(map->key_size, 8);  in htab_map_lookup_elem()
166 static int htab_map_get_next_key(struct bpf_map *map, void *key, void *next_key)  in htab_map_get_next_key()  argument
168 	struct bpf_htab *htab = container_of(map, struct bpf_htab, map);  in htab_map_get_next_key()
176 	key_size = map->key_size;  in htab_map_get_next_key()
224 static int htab_map_update_elem(struct bpf_map *map, void *key, void *value,  in htab_map_update_elem()  argument
227 	struct bpf_htab *htab = container_of(map, struct bpf_htab, map);  in htab_map_update_elem()
245 	key_size = map->key_size;  in htab_map_update_elem()
248 	memcpy(l_new->key + round_up(key_size, 8), value, map->value_size);  in htab_map_update_elem()
259 	if (!l_old && unlikely(htab->count >= map->max_entries)) {  in htab_map_update_elem()
299 static int htab_map_delete_elem(struct bpf_map *map, void *key)  in htab_map_delete_elem()  argument
301 	struct bpf_htab *htab = container_of(map, struct bpf_htab, map);  in htab_map_delete_elem()
310 	key_size = map->key_size;  in htab_map_delete_elem()
349 static void htab_map_free(struct bpf_map *map)  in htab_map_free()  argument
351 	struct bpf_htab *htab = container_of(map, struct bpf_htab, map);  in htab_map_free()