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List: linux-netdev
Subject: Re: [PATCH net-next 00/10] Introduce SCTP Stream Schedulers
From: Xin Long <lucien.xin () gmail ! com>
Date: 2017-09-30 16:52:38
Message-ID: CADvbK_e9tizC1ROj0qa=tLVw5o_mrB-QJwQ4Ct94s8vubD+CkA () mail ! gmail ! com
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On Fri, Sep 29, 2017 at 4:25 AM, Marcelo Ricardo Leitner
<marcelo.leitner@gmail.com> wrote:
> This patchset introduces the SCTP Stream Schedulers are defined by
> https://tools.ietf.org/html/draft-ietf-tsvwg-sctp-ndata-13
>
> It provides 3 schedulers at the moment: FCFS, Priority and Round Robin.
> The other 3, Round Robin per packet, Fair Capacity and Weighted Fair
> Capacity will be added later. More specifically, WFQ is required by
> WebRTC Datachannels.
>
> The draft also defines the idata chunk, allowing a usermsg to be
> interrupted by another piece of idata from another stream. This patchset
> *doesn't* include it. It will be posted later by Xin Long. Its
> integration with this patchset is very simple and it basically only
> requires a tweak in sctp_sched_dequeue_done(), to ignore datamsg
> boundaries.
>
> The first 5 patches are a preparation for the next ones. The most
> relevant patches are the 4th and 6th ones. More details are available on
> each patch.
>
> Marcelo Ricardo Leitner (10):
> sctp: silence warns on sctp_stream_init allocations
> sctp: factor out stream->out allocation
> sctp: factor out stream->in allocation
> sctp: introduce struct sctp_stream_out_ext
> sctp: introduce sctp_chunk_stream_no
> sctp: introduce stream scheduler foundations
> sctp: add sockopt to get/set stream scheduler
> sctp: add sockopt to get/set stream scheduler parameters
> sctp: introduce priority based stream scheduler
> sctp: introduce round robin stream scheduler
>
> include/net/sctp/stream_sched.h | 72 +++++++++
> include/net/sctp/structs.h | 63 +++++++-
> include/uapi/linux/sctp.h | 16 ++
> net/sctp/Makefile | 3 +-
> net/sctp/chunk.c | 6 +-
> net/sctp/outqueue.c | 63 ++++----
> net/sctp/sm_sideeffect.c | 3 +
> net/sctp/socket.c | 179 ++++++++++++++++++++-
> net/sctp/stream.c | 196 +++++++++++++++++++----
> net/sctp/stream_sched.c | 275 +++++++++++++++++++++++++++++++
> net/sctp/stream_sched_prio.c | 347 ++++++++++++++++++++++++++++++++++++++++
> net/sctp/stream_sched_rr.c | 201 +++++++++++++++++++++++
> 12 files changed, 1347 insertions(+), 77 deletions(-)
> create mode 100644 include/net/sctp/stream_sched.h
> create mode 100644 net/sctp/stream_sched.c
> create mode 100644 net/sctp/stream_sched_prio.c
> create mode 100644 net/sctp/stream_sched_rr.c
>
> --
> 2.13.5
>
Attachment are the testcase based on:
https://github.com/sctp/sctp-tests
Tested-by: Xin Long <lucien.xin@gmail.com>
["ndatasched.tar.gz" (application/x-gzip)]
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