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sctp: stop pending timers and purge queues when peer restart asoc

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If the peer restart the asoc, we should not only fail any unsent/unacked
data, but also stop the T3-rtx, SACK, T4-rto timers, and teardown ASCONF
queues.

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wei Yongjun 2011-05-29 23:23:36 +00:00 • committed by David S. Miller
commit a000c01e60
5 changed files with 31 additions and 12 deletions
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1
include/net/sctp/command.h
View file

@ -107,6 +107,7 @@ typedef enum {
SCTP_CMD_UPDATE_INITTAG, /* Update peer inittag */
SCTP_CMD_SEND_MSG, /* Send the whole use message */
SCTP_CMD_SEND_NEXT_ASCONF, /* Send the next ASCONF after ACK */
SCTP_CMD_PURGE_ASCONF_QUEUE, /* Purge all asconf queues.*/
SCTP_CMD_LAST
} sctp_verb_t;

2
include/net/sctp/structs.h
View file

@ -1993,7 +1993,7 @@ void sctp_assoc_clean_asconf_ack_cache(const struct sctp_association *asoc);
struct sctp_chunk *sctp_assoc_lookup_asconf_ack(
const struct sctp_association *asoc,
__be32 serial);
void sctp_asconf_queue_teardown(struct sctp_association *asoc);
int sctp_cmp_addr_exact(const union sctp_addr *ss1,
const union sctp_addr *ss2);