path: root/include
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authorXin Long <lucien.xin@gmail.com>2016-09-29 02:37:27 +0800
committerDavid S. Miller <davem@davemloft.net>2016-09-30 02:07:05 -0400
commit0605483f6ace1f6b63e397c819a115ddcd13af0d (patch)
treee71a84a43cb26e43cf85d066ff98e87a5245e0d1 /include
parent73dca124cdbad2d67d47d6196c08325f18447d07 (diff)
sctp: remove prsctp_param from sctp_chunk
Now sctp uses chunk->prsctp_param to save the prsctp param for all the prsctp polices, we didn't need to introduce prsctp_param to sctp_chunk. We can just use chunk->sinfo.sinfo_timetolive for RTX and BUF polices, and reuse msg->expires_at for TTL policy, as the prsctp polices and old expires policy are mutual exclusive. This patch is to remove prsctp_param from sctp_chunk, and reuse msg's expires_at for TTL and chunk's sinfo.sinfo_timetolive for RTX and BUF polices. Note that sctp can't use chunk's sinfo.sinfo_timetolive for TTL policy, as it needs a u64 variables to save the expires_at time. This one also fixes the "netperf-Throughput_Mbps -37.2% regression" issue. Fixes: a6c2f792873a ("sctp: implement prsctp TTL policy") Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
1 files changed, 0 insertions, 7 deletions
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 4f097f538fff..ced0df374e60 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -606,13 +606,6 @@ struct sctp_chunk {
/* This needs to be recoverable for SCTP_SEND_FAILED events. */
struct sctp_sndrcvinfo sinfo;
- /* We use this field to record param for prsctp policies,
- * for TTL policy, it is the time_to_drop of this chunk,
- * for RTX policy, it is the max_sent_count of this chunk,
- * for PRIO policy, it is the priority of this chunk.
- */
- unsigned long prsctp_param;
/* Which association does this belong to? */
struct sctp_association *asoc;