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| author | Vlad Yasevich <vladislav.yasevich@hp.com> | 2007-10-24 15:59:16 -0400 |
|---|---|---|
| committer | Vlad Yasevich <vladislav.yasevich@hp.com> | 2007-11-07 11:39:27 -0500 |
| commit | b6157d8e03e1e780660a328f7183bcbfa4a93a19 (patch) | |
| tree | cff4da4725b1bb0c5b603dc07204697dd0623ad5 /net/sctp/sm_statefuns.c | |
| parent | f3830ccc2ea503ab37d605f6c313d61423ddd94e (diff) | |
| download | linux-b6157d8e03e1e780660a328f7183bcbfa4a93a19.tar.bz2 | |
SCTP: Fix difference cases of retransmit.
Commit d0ce92910bc04e107b2f3f2048f07e94f570035d broke several retransmit
cases including fast retransmit. The reason is that we should
only delay by rto while doing retranmists as a result of a timeout.
Retransmit as a result of path mtu discover, fast retransmit, or
other evernts that should trigger immidiate retransmissions got broken.
Also, since rto is doubled prior to marking of packets elegable for
retransmission, we never marked correct chunks anyway.
The fix is provide a reason for a given retransmission so that we
can mark chunks appropriately and to save the old rto value to do
comparisons against.
All regressions tests passed with this code.
Spotted by Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Diffstat (limited to 'net/sctp/sm_statefuns.c')
| -rw-r--r-- | net/sctp/sm_statefuns.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index f01b408508ff..a66075a70f29 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -2305,7 +2305,7 @@ static sctp_disposition_t sctp_sf_do_5_2_6_stale(const struct sctp_endpoint *ep, /* If we've sent any data bundled with COOKIE-ECHO we will need to * resend */ - sctp_add_cmd_sf(commands, SCTP_CMD_RETRAN, + sctp_add_cmd_sf(commands, SCTP_CMD_T1_RETRAN, SCTP_TRANSPORT(asoc->peer.primary_path)); /* Cast away the const modifier, as we want to just |