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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 /net/sctp/outqueue.c
parent73dca124cdbad2d67d47d6196c08325f18447d07 (diff)
downloadlinux-0605483f6ace1f6b63e397c819a115ddcd13af0d.tar.bz2
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 'net/sctp/outqueue.c')
-rw-r--r--net/sctp/outqueue.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index 72e54a416af6..e084f35d40d2 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -383,7 +383,7 @@ static int sctp_prsctp_prune_sent(struct sctp_association *asoc,
list_for_each_entry_safe(chk, temp, queue, transmitted_list) {
if (!SCTP_PR_PRIO_ENABLED(chk->sinfo.sinfo_flags) ||
- chk->prsctp_param <= sinfo->sinfo_timetolive)
+ chk->sinfo.sinfo_timetolive <= sinfo->sinfo_timetolive)
continue;
list_del_init(&chk->transmitted_list);
@@ -418,7 +418,7 @@ static int sctp_prsctp_prune_unsent(struct sctp_association *asoc,
list_for_each_entry_safe(chk, temp, queue, list) {
if (!SCTP_PR_PRIO_ENABLED(chk->sinfo.sinfo_flags) ||
- chk->prsctp_param <= sinfo->sinfo_timetolive)
+ chk->sinfo.sinfo_timetolive <= sinfo->sinfo_timetolive)
continue;
list_del_init(&chk->list);