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[SCTP]: Remove timeouts[] array from sctp_endpoint.
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The socket level timeout values are maintained in sctp_sock and
association level timeouts are in sctp_association. So there is
no need for ep->timeouts.

Signed-off-by: Vladislav Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Vladislav Yasevich authored and David S. Miller committed Nov 12, 2005
1 parent 23ec47a commit 1e7d3d9
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Showing 5 changed files with 25 additions and 32 deletions.
3 changes: 0 additions & 3 deletions include/net/sctp/structs.h
Original file line number Diff line number Diff line change
Expand Up @@ -1222,9 +1222,6 @@ struct sctp_endpoint {
int last_key;
int key_changed_at;

/* Default timeouts. */
int timeouts[SCTP_NUM_TIMEOUT_TYPES];

/* sendbuf acct. policy. */
__u32 sndbuf_policy;
};
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24 changes: 22 additions & 2 deletions net/sctp/associola.c
Original file line number Diff line number Diff line change
Expand Up @@ -128,9 +128,29 @@ static struct sctp_association *sctp_association_init(struct sctp_association *a
*/
asoc->max_burst = sctp_max_burst;

/* Copy things from the endpoint. */
/* initialize association timers */
asoc->timeouts[SCTP_EVENT_TIMEOUT_NONE] = 0;
asoc->timeouts[SCTP_EVENT_TIMEOUT_T1_COOKIE] = asoc->rto_initial;
asoc->timeouts[SCTP_EVENT_TIMEOUT_T1_INIT] = asoc->rto_initial;
asoc->timeouts[SCTP_EVENT_TIMEOUT_T2_SHUTDOWN] = asoc->rto_initial;
asoc->timeouts[SCTP_EVENT_TIMEOUT_T3_RTX] = 0;
asoc->timeouts[SCTP_EVENT_TIMEOUT_T4_RTO] = 0;

/* sctpimpguide Section 2.12.2
* If the 'T5-shutdown-guard' timer is used, it SHOULD be set to the
* recommended value of 5 times 'RTO.Max'.
*/
asoc->timeouts[SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD]
= 5 * asoc->rto_max;

asoc->timeouts[SCTP_EVENT_TIMEOUT_HEARTBEAT] = 0;
asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] =
SCTP_DEFAULT_TIMEOUT_SACK;
asoc->timeouts[SCTP_EVENT_TIMEOUT_AUTOCLOSE] =
sp->autoclose * HZ;

/* Initilizes the timers */
for (i = SCTP_EVENT_TIMEOUT_NONE; i < SCTP_NUM_TIMEOUT_TYPES; ++i) {
asoc->timeouts[i] = ep->timeouts[i];
init_timer(&asoc->timers[i]);
asoc->timers[i].function = sctp_timer_events[i];
asoc->timers[i].data = (unsigned long) asoc;
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23 changes: 0 additions & 23 deletions net/sctp/endpointola.c
Original file line number Diff line number Diff line change
Expand Up @@ -70,7 +70,6 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
struct sock *sk,
gfp_t gfp)
{
struct sctp_sock *sp = sctp_sk(sk);
memset(ep, 0, sizeof(struct sctp_endpoint));

/* Initialize the base structure. */
Expand Down Expand Up @@ -100,28 +99,6 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
/* Create the lists of associations. */
INIT_LIST_HEAD(&ep->asocs);

/* Set up the base timeout information. */
ep->timeouts[SCTP_EVENT_TIMEOUT_NONE] = 0;
ep->timeouts[SCTP_EVENT_TIMEOUT_T1_COOKIE] =
msecs_to_jiffies(sp->rtoinfo.srto_initial);
ep->timeouts[SCTP_EVENT_TIMEOUT_T1_INIT] =
msecs_to_jiffies(sp->rtoinfo.srto_initial);
ep->timeouts[SCTP_EVENT_TIMEOUT_T2_SHUTDOWN] =
msecs_to_jiffies(sp->rtoinfo.srto_initial);
ep->timeouts[SCTP_EVENT_TIMEOUT_T3_RTX] = 0;
ep->timeouts[SCTP_EVENT_TIMEOUT_T4_RTO] = 0;

/* sctpimpguide-05 Section 2.12.2
* If the 'T5-shutdown-guard' timer is used, it SHOULD be set to the
* recommended value of 5 times 'RTO.Max'.
*/
ep->timeouts[SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD]
= 5 * msecs_to_jiffies(sp->rtoinfo.srto_max);

ep->timeouts[SCTP_EVENT_TIMEOUT_HEARTBEAT] = 0;
ep->timeouts[SCTP_EVENT_TIMEOUT_SACK] = sctp_sack_timeout;
ep->timeouts[SCTP_EVENT_TIMEOUT_AUTOCLOSE] = sp->autoclose * HZ;

/* Use SCTP specific send buffer space queues. */
ep->sndbuf_policy = sctp_sndbuf_policy;
sk->sk_write_space = sctp_write_space;
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6 changes: 3 additions & 3 deletions net/sctp/sm_sideeffect.c
Original file line number Diff line number Diff line change
Expand Up @@ -385,7 +385,7 @@ sctp_timer_event_t *sctp_timer_events[SCTP_NUM_TIMEOUT_TYPES] = {
NULL,
sctp_generate_t4_rto_event,
sctp_generate_t5_shutdown_guard_event,
sctp_generate_heartbeat_event,
NULL,
sctp_generate_sack_event,
sctp_generate_autoclose_event,
};
Expand Down Expand Up @@ -689,9 +689,9 @@ static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds,
* increased due to timer expirations.
*/
asoc->timeouts[SCTP_EVENT_TIMEOUT_T1_INIT] =
asoc->ep->timeouts[SCTP_EVENT_TIMEOUT_T1_INIT];
asoc->rto_initial;
asoc->timeouts[SCTP_EVENT_TIMEOUT_T1_COOKIE] =
asoc->ep->timeouts[SCTP_EVENT_TIMEOUT_T1_COOKIE];
asoc->rto_initial;
}

if (sctp_state(asoc, ESTABLISHED) ||
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1 change: 0 additions & 1 deletion net/sctp/socket.c
Original file line number Diff line number Diff line change
Expand Up @@ -1932,7 +1932,6 @@ static int sctp_setsockopt_autoclose(struct sock *sk, char __user *optval,
if (copy_from_user(&sp->autoclose, optval, optlen))
return -EFAULT;

sp->ep->timeouts[SCTP_EVENT_TIMEOUT_AUTOCLOSE] = sp->autoclose * HZ;
return 0;
}

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