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Commit be4e0ce1 authored by Xin Long's avatar Xin Long Committed by David S. Miller
Browse files

sctp: implement start_pd for sctp_stream_interleave 



start_pd is added as a member of sctp_stream_interleave, used to
do partial_delivery for data or idata when datalen >= asoc->rwnd
in sctp_eat_data. The codes have been done in last patches, but
they need to be extracted into start_pd, so that it could be used
for SCTP_CMD_PART_DELIVER cmd as well.

Signed-off-by: default avatarXin Long <lucien.xin@gmail.com>
Acked-by: default avatarMarcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Acked-by: default avatarNeil Horman <nhorman@tuxdriver.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 94014e8d

include/net/sctp/stream_interleave.h

+1 −0
Original line number Diff line number Diff line
@@ -45,6 +45,7 @@ struct sctp_stream_interleave { 
				 struct sctp_ulpevent *event);

	void	(*renege_events)(struct sctp_ulpq *ulpq,

				 struct sctp_chunk *chunk, gfp_t gfp);

	void	(*start_pd)(struct sctp_ulpq *ulpq, gfp_t gfp);

};



void sctp_stream_interleave_init(struct sctp_stream *stream);

net/sctp/sm_sideeffect.c

+1 −1
Original line number Diff line number Diff line
@@ -1731,7 +1731,7 @@ static int sctp_cmd_interpreter(enum sctp_event event_type, 
			break;



		case SCTP_CMD_PART_DELIVER:

			sctp_ulpq_partial_delivery(&asoc->ulpq, GFP_ATOMIC);

			asoc->stream.si->start_pd(&asoc->ulpq, GFP_ATOMIC);

			break;



		case SCTP_CMD_RENEGE:

net/sctp/stream_interleave.c

+2 −0
Original line number Diff line number Diff line
@@ -661,6 +661,7 @@ static struct sctp_stream_interleave sctp_stream_interleave_0 = { 
	.ulpevent_data		= sctp_ulpq_tail_data,

	.enqueue_event		= sctp_ulpq_tail_event,

	.renege_events		= sctp_ulpq_renege,

	.start_pd		= sctp_ulpq_partial_delivery,

};



static struct sctp_stream_interleave sctp_stream_interleave_1 = {
@@ -672,6 +673,7 @@ static struct sctp_stream_interleave sctp_stream_interleave_1 = { 
	.ulpevent_data		= sctp_ulpevent_idata,

	.enqueue_event		= sctp_enqueue_event,

	.renege_events		= sctp_renege_events,

	.start_pd		= sctp_intl_start_pd,

};



void sctp_stream_interleave_init(struct sctp_stream *stream)