31 				     __u16 len, __u16 *start, __u16 *end);
35 struct sctp_tsnmap *sctp_tsnmap_init(struct sctp_tsnmap *map, __u16 len,  in sctp_tsnmap_init()  argument
39 		map->tsn_map = kzalloc(len>>3, gfp);  in sctp_tsnmap_init()
43 		map->len = len;  in sctp_tsnmap_init()
45 		bitmap_zero(map->tsn_map, map->len);  in sctp_tsnmap_init()
59 	map->len = 0;  in sctp_tsnmap_free()
87 	if (gap < map->len && test_bit(gap, map->tsn_map))  in sctp_tsnmap_check()
105 	if (gap >= map->len && !sctp_tsnmap_grow(map, gap + 1))  in sctp_tsnmap_mark()
164 	sctp_tsnmap_find_gap_ack(map->tsn_map, offset, map->len,  in sctp_tsnmap_next_gap_ack()
169 		end_ = map->len - 1;  in sctp_tsnmap_next_gap_ack()
207 	if (gap >= map->len) {  in sctp_tsnmap_skip()
211 		bitmap_zero(map->tsn_map, map->len);  in sctp_tsnmap_skip()
216 		bitmap_shift_right(map->tsn_map, map->tsn_map, gap, map->len);  in sctp_tsnmap_skip()
230 	u16 len;  in sctp_tsnmap_update()  local
234 	len = map->max_tsn_seen - map->cumulative_tsn_ack_point;  in sctp_tsnmap_update()
235 	zero_bit = find_first_zero_bit(map->tsn_map, len);  in sctp_tsnmap_update()
242 	bitmap_shift_right(map->tsn_map, map->tsn_map, zero_bit, map->len);  in sctp_tsnmap_update()
258 	if (gap == 0 || gap >= map->len)  in sctp_tsnmap_pending()
273 				     __u16 len, __u16 *start, __u16 *end)  in sctp_tsnmap_find_gap_ack()  argument
284 	i = find_next_bit(map, len, off);  in sctp_tsnmap_find_gap_ack()
285 	if (i < len)  in sctp_tsnmap_find_gap_ack()
293 		i = find_next_zero_bit(map, len, i);  in sctp_tsnmap_find_gap_ack()
294 		if (i < len)  in sctp_tsnmap_find_gap_ack()
307 	if (!TSN_lt(tsn, map->base_tsn + map->len))  in sctp_tsnmap_renege()
345 	u16  len;  in sctp_tsnmap_grow()  local
350 	inc = ALIGN((size - map->len), BITS_PER_LONG) + SCTP_TSN_MAP_INCREMENT;  in sctp_tsnmap_grow()
351 	len = min_t(u16, map->len + inc, SCTP_TSN_MAP_SIZE);  in sctp_tsnmap_grow()
353 	new = kzalloc(len>>3, GFP_ATOMIC);  in sctp_tsnmap_grow()
361 	map->len = len;  in sctp_tsnmap_grow()