46 				     __u16 len, __u16 *start, __u16 *end);
50 struct sctp_tsnmap *sctp_tsnmap_init(struct sctp_tsnmap *map, __u16 len,  in sctp_tsnmap_init()  argument
54 		map->tsn_map = kzalloc(len>>3, gfp);  in sctp_tsnmap_init()
58 		map->len = len;  in sctp_tsnmap_init()
60 		bitmap_zero(map->tsn_map, map->len);  in sctp_tsnmap_init()
74 	map->len = 0;  in sctp_tsnmap_free()
102 	if (gap < map->len && test_bit(gap, map->tsn_map))  in sctp_tsnmap_check()
120 	if (gap >= map->len && !sctp_tsnmap_grow(map, gap + 1))  in sctp_tsnmap_mark()
179 	sctp_tsnmap_find_gap_ack(map->tsn_map, offset, map->len,  in sctp_tsnmap_next_gap_ack()
184 		end_ = map->len - 1;  in sctp_tsnmap_next_gap_ack()
222 	if (gap >= map->len) {  in sctp_tsnmap_skip()
226 		bitmap_zero(map->tsn_map, map->len);  in sctp_tsnmap_skip()
231 		bitmap_shift_right(map->tsn_map, map->tsn_map, gap, map->len);  in sctp_tsnmap_skip()
245 	u16 len;  in sctp_tsnmap_update()  local
249 	len = map->max_tsn_seen - map->cumulative_tsn_ack_point;  in sctp_tsnmap_update()
250 	zero_bit = find_first_zero_bit(map->tsn_map, len);  in sctp_tsnmap_update()
257 	bitmap_shift_right(map->tsn_map, map->tsn_map, zero_bit, map->len);  in sctp_tsnmap_update()
273 	if (gap == 0 || gap >= map->len)  in sctp_tsnmap_pending()
288 				     __u16 len, __u16 *start, __u16 *end)  in sctp_tsnmap_find_gap_ack()  argument
299 	i = find_next_bit(map, len, off);  in sctp_tsnmap_find_gap_ack()
300 	if (i < len)  in sctp_tsnmap_find_gap_ack()
308 		i = find_next_zero_bit(map, len, i);  in sctp_tsnmap_find_gap_ack()
309 		if (i < len)  in sctp_tsnmap_find_gap_ack()
322 	if (!TSN_lt(tsn, map->base_tsn + map->len))  in sctp_tsnmap_renege()
360 	u16  len;  in sctp_tsnmap_grow()  local
365 	inc = ALIGN((size - map->len), BITS_PER_LONG) + SCTP_TSN_MAP_INCREMENT;  in sctp_tsnmap_grow()
366 	len = min_t(u16, map->len + inc, SCTP_TSN_MAP_SIZE);  in sctp_tsnmap_grow()
368 	new = kzalloc(len>>3, GFP_ATOMIC);  in sctp_tsnmap_grow()
376 	map->len = len;  in sctp_tsnmap_grow()