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[SCTP]: Extend /proc/net/sctp/snmp to provide more statistics.

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This patch adds more statistics info under /proc/net/sctp/snmp
that should be useful for debugging. The additional events that
are counted now include timer expirations, retransmits, packet
and data chunk discards.

The Data chunk discards include all the cases where a data chunk
is discarded including high tsn, bad stream, dup tsn and the most
useful one(out of receive buffer/rwnd).

Also moved the SCTP MIB data structures from the generic include
directories to include/sctp/sctp.h.

Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sridhar Samudrala
2006-08-22 00:15:33 -07:00
committed by David S. Miller
parent 72d3b2c970
commit ac0b046272
8 changed files with 88 additions and 45 deletions
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4
net/sctp/inqueue.c
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@ -87,7 +87,7 @@ void sctp_inq_free(struct sctp_inq *queue)
/* Put a new packet in an SCTP inqueue.
* We assume that packet->sctp_hdr is set and in host byte order.
*/
void sctp_inq_push(struct sctp_inq *q, struct sctp_chunk *packet)
void sctp_inq_push(struct sctp_inq *q, struct sctp_chunk *chunk)
{
/* Directly call the packet handling routine. */
@ -96,7 +96,7 @@ void sctp_inq_push(struct sctp_inq *q, struct sctp_chunk *packet)
* Eventually, we should clean up inqueue to not rely
* on the BH related data structures.
*/
list_add_tail(&packet->list, &q->in_chunk_list);
list_add_tail(&chunk->list, &q->in_chunk_list);
q->immediate.func(q->immediate.data);
}