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authorXin Long <lucien.xin@gmail.com>2017-12-15 00:41:28 +0800
committerDavid S. Miller <davem@davemloft.net>2017-12-15 13:52:22 -0500
commit47b20a88566f89dd0cc80c46f59ce0a12259d404 (patch)
tree3a2bd7c59ea3d58e5d2f05cfe8d4419d69f81ca8 /include/net/sctp/stream_interleave.h
parentsctp: implement validate_ftsn for sctp_stream_interleave (diff)
downloadlinux-dev-47b20a88566f89dd0cc80c46f59ce0a12259d404.tar.xz
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sctp: implement report_ftsn for sctp_stream_interleave
report_ftsn is added as a member of sctp_stream_interleave, used to skip tsn from tsnmap, remove old events from reasm or lobby queue, and abort pd for data or idata, called for SCTP_CMD_REPORT_FWDTSN cmd and asoc reset. sctp_report_iftsn works for ifwdtsn, and sctp_report_fwdtsn works for fwdtsn. Note that sctp_report_iftsn doesn't do asoc abort_pd, as stream abort_pd will be done when handling ifwdtsn. But when ftsn is equal with ftsn, which means asoc reset, asoc abort_pd has to be done. 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>
Diffstat (limited to 'include/net/sctp/stream_interleave.h')
-rw-r--r--include/net/sctp/stream_interleave.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/sctp/stream_interleave.h b/include/net/sctp/stream_interleave.h
index 0db15b50c5e6..0b55c70ac5af 100644
--- a/include/net/sctp/stream_interleave.h
+++ b/include/net/sctp/stream_interleave.h
@@ -51,6 +51,7 @@ struct sctp_stream_interleave {
/* (I-)FORWARD-TSN process */
void (*generate_ftsn)(struct sctp_outq *q, __u32 ctsn);
bool (*validate_ftsn)(struct sctp_chunk *chunk);
+ void (*report_ftsn)(struct sctp_ulpq *ulpq, __u32 ftsn);
};
void sctp_stream_interleave_init(struct sctp_stream *stream);