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sctp: add stream interleave support in stream scheduler

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As Marcelo said in the stream scheduler patch:

  Support for I-DATA chunks, also described in RFC8260, with user message
  interleaving is straightforward as it just requires the schedulers to
  probe for the feature and ignore datamsg boundaries when dequeueing.

All needs to do is just to ignore datamsg boundaries when dequeueing.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Marcelo R. Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long 2017-12-15 00:41:30 +08:00 committed by David S. Miller
parent de60fe9105
commit ef4775e340
1 changed files with 2 additions and 1 deletions
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3
net/sctp/stream_sched.c
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@ -242,7 +242,8 @@ int sctp_sched_get_value(struct sctp_association *asoc, __u16 sid,
void sctp_sched_dequeue_done(struct sctp_outq *q, struct sctp_chunk *ch)
{
if (!list_is_last(&ch->frag_list, &ch->msg->chunks)) {
if (!list_is_last(&ch->frag_list, &ch->msg->chunks) &&
!q->asoc->intl_enable) {
struct sctp_stream_out *sout;
__u16 sid;