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author | Wei Yongjun <yjwei@cn.fujitsu.com> | 2008-09-05 08:55:26 +0800 |
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committer | Vlad Yasevich <vladislav.yasevich@hp.com> | 2008-10-01 11:34:16 -0400 |
commit | 536428a9b9a98495f7ea54ad95cad83e22f1d47d (patch) | |
tree | a4a38e61207bf6144945cc5bf23cc78c8fa3bbb4 /lib/iomap.c | |
parent | 52cae8f06babf9eed327479c1aa024ce3732f912 (diff) |
sctp: Fix to start T5-shutdown-guard timer while enter SHUTDOWN-SENT state
RFC 4960: Section 9.2
The sender of the SHUTDOWN MAY also start an overall guard timer
'T5-shutdown-guard' to bound the overall time for the shutdown
sequence. At the expiration of this timer, the sender SHOULD abort
the association by sending an ABORT chunk. If the 'T5-shutdown-
guard' timer is used, it SHOULD be set to the recommended value of 5
times 'RTO.Max'.
The timer 'T5-shutdown-guard' is used to counter the overall time
for shutdown sequence, and it's start by the sender of the SHUTDOWN.
So timer 'T5-shutdown-guard' should be start when we send the first
SHUTDOWN chunk and enter the SHUTDOWN-SENT state, not start when we
receipt of the SHUTDOWN primitive and enter SHUTDOWN-PENDING state.
If 'T5-shutdown-guard' timer is start at SHUTDOWN-PENDING state, the
association may be ABORT while data is still transmitting.
Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Diffstat (limited to 'lib/iomap.c')
0 files changed, 0 insertions, 0 deletions