On Fri, Nov 22, 2013 at 08:49:49AM +0100, Chang Xiangzhong wrote:
> tsn_gap_acked is an important state flag in chunk, which indicates if the
> chunk has been acked in gap reports before. SFR-CACC algorithm depends on this
> variable. So set this at the end of each iteration, otherwise the SFR-CACC
> algorithm would never be toggled.
>
> Signed-off-by: Chang Xiangzhong <changxiangzh...@gmail.com>
> ---
> net/sctp/outqueue.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
> index 1b494fa..bff828c 100644
> --- a/net/sctp/outqueue.c
> +++ b/net/sctp/outqueue.c
> @@ -1396,7 +1396,6 @@ static void sctp_check_transmitted(struct sctp_outq *q,
> * while DATA was outstanding).
> */
> if (!tchunk->tsn_gap_acked) {
> - tchunk->tsn_gap_acked = 1;
> if (TSN_lt(*highest_new_tsn_in_sack, tsn))
> *highest_new_tsn_in_sack = tsn;
> bytes_acked += sctp_data_size(tchunk);
> @@ -1460,6 +1459,8 @@ static void sctp_check_transmitted(struct sctp_outq *q,
> */
> list_add_tail(lchunk, &tlist);
> }
> +
> + tchunk->tsn_gap_acked = 1;
> } else {
> if (tchunk->tsn_gap_acked) {
> pr_debug("%s: receiver reneged on data
> TSN:0x%x\n",
> --
> 1.8.4.3
>
>
Acked-by: Neil Horman <nhor...@tuxdriver.com>
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