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| author | David S. Miller <davem@davemloft.net> | 2016-09-30 02:07:10 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-09-30 02:07:10 -0400 |
| commit | 75b005b949d3dc93b526c3da0a750fd1fc9a703a (patch) | |
| tree | 859152992bd65e3da93767dbda6fbdf7e011e69c /net/sctp/chunk.c | |
| parent | 1b0ff89852d79354e8a091c81a88df21f5aa9f0a (diff) | |
| parent | be4947bf46cb0e7a7d089e03c61bab35f1e695ce (diff) | |
Merge branch 'sctp-fixes'
Xin Long says:
====================
sctp: a bunch of fixes for prsctp polices
This patchset is to fix 2 issues for prsctp polices:
1. patch 1 and 2 fix "netperf-Throughput_Mbps -37.2% regression" issue
when overloading the CPU.
2. patch 3 fix "prsctp polices should check both sides' prsctp_capable,
instead of only local side".
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/chunk.c')
| -rw-r--r-- | net/sctp/chunk.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/net/sctp/chunk.c b/net/sctp/chunk.c index a55e54738b81..0a3dbec0a8fb 100644 --- a/net/sctp/chunk.c +++ b/net/sctp/chunk.c @@ -179,6 +179,11 @@ struct sctp_datamsg *sctp_datamsg_from_user(struct sctp_association *asoc, msg, msg->expires_at, jiffies); } + if (asoc->peer.prsctp_capable && + SCTP_PR_TTL_ENABLED(sinfo->sinfo_flags)) + msg->expires_at = + jiffies + msecs_to_jiffies(sinfo->sinfo_timetolive); + /* This is the biggest possible DATA chunk that can fit into * the packet */ @@ -335,7 +340,7 @@ errout: /* Check whether this message has expired. */ int sctp_chunk_abandoned(struct sctp_chunk *chunk) { - if (!chunk->asoc->prsctp_enable || + if (!chunk->asoc->peer.prsctp_capable || !SCTP_PR_POLICY(chunk->sinfo.sinfo_flags)) { struct sctp_datamsg *msg = chunk->msg; @@ -349,14 +354,14 @@ int sctp_chunk_abandoned(struct sctp_chunk *chunk) } if (SCTP_PR_TTL_ENABLED(chunk->sinfo.sinfo_flags) && - time_after(jiffies, chunk->prsctp_param)) { + time_after(jiffies, chunk->msg->expires_at)) { if (chunk->sent_count) chunk->asoc->abandoned_sent[SCTP_PR_INDEX(TTL)]++; else chunk->asoc->abandoned_unsent[SCTP_PR_INDEX(TTL)]++; return 1; } else if (SCTP_PR_RTX_ENABLED(chunk->sinfo.sinfo_flags) && - chunk->sent_count > chunk->prsctp_param) { + chunk->sent_count > chunk->sinfo.sinfo_timetolive) { chunk->asoc->abandoned_sent[SCTP_PR_INDEX(RTX)]++; return 1; } |