55 	array->map.key_size = attr->key_size;  in array_map_alloc()
56 	array->map.value_size = attr->value_size;  in array_map_alloc()
57 	array->map.max_entries = attr->max_entries;  in array_map_alloc()
58 	array->map.pages = round_up(array_size, PAGE_SIZE) >> PAGE_SHIFT;  in array_map_alloc()
61 	return &array->map;  in array_map_alloc()
65 static void *array_map_lookup_elem(struct bpf_map *map, void *key)  in array_map_lookup_elem()  argument
67 	struct bpf_array *array = container_of(map, struct bpf_array, map);  in array_map_lookup_elem()
70 	if (index >= array->map.max_entries)  in array_map_lookup_elem()
77 static int array_map_get_next_key(struct bpf_map *map, void *key, void *next_key)  in array_map_get_next_key()  argument
79 	struct bpf_array *array = container_of(map, struct bpf_array, map);  in array_map_get_next_key()
83 	if (index >= array->map.max_entries) {  in array_map_get_next_key()
88 	if (index == array->map.max_entries - 1)  in array_map_get_next_key()
96 static int array_map_update_elem(struct bpf_map *map, void *key, void *value,  in array_map_update_elem()  argument
99 	struct bpf_array *array = container_of(map, struct bpf_array, map);  in array_map_update_elem()
106 	if (index >= array->map.max_entries)  in array_map_update_elem()
114 	memcpy(array->value + array->elem_size * index, value, map->value_size);  in array_map_update_elem()
119 static int array_map_delete_elem(struct bpf_map *map, void *key)  in array_map_delete_elem()  argument
125 static void array_map_free(struct bpf_map *map)  in array_map_free()  argument
127 	struct bpf_array *array = container_of(map, struct bpf_array, map);  in array_map_free()
168 static void fd_array_map_free(struct bpf_map *map)  in fd_array_map_free()  argument
170 	struct bpf_array *array = container_of(map, struct bpf_array, map);  in fd_array_map_free()
176 	for (i = 0; i < array->map.max_entries; i++)  in fd_array_map_free()
181 static void *fd_array_map_lookup_elem(struct bpf_map *map, void *key)  in fd_array_map_lookup_elem()  argument
187 static int fd_array_map_update_elem(struct bpf_map *map, void *key,  in fd_array_map_update_elem()  argument
190 	struct bpf_array *array = container_of(map, struct bpf_array, map);  in fd_array_map_update_elem()
197 	if (index >= array->map.max_entries)  in fd_array_map_update_elem()
201 	new_ptr = map->ops->map_fd_get_ptr(map, ufd);  in fd_array_map_update_elem()
207 		map->ops->map_fd_put_ptr(old_ptr);  in fd_array_map_update_elem()
212 static int fd_array_map_delete_elem(struct bpf_map *map, void *key)  in fd_array_map_delete_elem()  argument
214 	struct bpf_array *array = container_of(map, struct bpf_array, map);  in fd_array_map_delete_elem()
218 	if (index >= array->map.max_entries)  in fd_array_map_delete_elem()
223 		map->ops->map_fd_put_ptr(old_ptr);  in fd_array_map_delete_elem()
230 static void *prog_fd_array_get_ptr(struct bpf_map *map, int fd)  in prog_fd_array_get_ptr()  argument
232 	struct bpf_array *array = container_of(map, struct bpf_array, map);  in prog_fd_array_get_ptr()
252 void bpf_fd_array_map_clear(struct bpf_map *map)  in bpf_fd_array_map_clear()  argument
254 	struct bpf_array *array = container_of(map, struct bpf_array, map);  in bpf_fd_array_map_clear()
257 	for (i = 0; i < array->map.max_entries; i++)  in bpf_fd_array_map_clear()
258 		fd_array_map_delete_elem(map, &i);  in bpf_fd_array_map_clear()
284 static void perf_event_array_map_free(struct bpf_map *map)  in perf_event_array_map_free()  argument
286 	bpf_fd_array_map_clear(map);  in perf_event_array_map_free()
287 	fd_array_map_free(map);  in perf_event_array_map_free()
290 static void *perf_event_fd_array_get_ptr(struct bpf_map *map, int fd)  in perf_event_fd_array_get_ptr()  argument