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[SCTP] Fix SCTP sendbuffer accouting.

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- Include chunk and skb sizes in sendbuffer accounting.
- 2 policies are supported. 0: per socket accouting, 1: per association
  accounting

DaveM: I've made the default per-socket.

Signed-off-by: Neil Horman <nhorman@redhat.com>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Neil Horman
2005-04-28 12:02:04 -07:00
committed by David S. Miller
parent 594ccc14df
commit 4eb701dfc6
6 changed files with 54 additions and 6 deletions
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11
include/net/sctp/structs.h
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@ -154,6 +154,13 @@ extern struct sctp_globals {
int max_retrans_path;
int max_retrans_init;
/*
* Policy for preforming sctp/socket accounting
* 0 - do socket level accounting, all assocs share sk_sndbuf
* 1 - do sctp accounting, each asoc may use sk_sndbuf bytes
*/
int sndbuf_policy;
/* HB.interval - 30 seconds */
int hb_interval;
@ -207,6 +214,7 @@ extern struct sctp_globals {
#define sctp_valid_cookie_life (sctp_globals.valid_cookie_life)
#define sctp_cookie_preserve_enable (sctp_globals.cookie_preserve_enable)
#define sctp_max_retrans_association (sctp_globals.max_retrans_association)
#define sctp_sndbuf_policy (sctp_globals.sndbuf_policy)
#define sctp_max_retrans_path (sctp_globals.max_retrans_path)
#define sctp_max_retrans_init (sctp_globals.max_retrans_init)
#define sctp_hb_interval (sctp_globals.hb_interval)
@ -1212,7 +1220,8 @@ struct sctp_endpoint {
/* Default timeouts. */
int timeouts[SCTP_NUM_TIMEOUT_TYPES];
/* Various thresholds. */
/* sendbuf acct. policy. */
__u32 sndbuf_policy;
/* Name for debugging output... */
char *debug_name;