/* 1st Level Abstractions. */
/* Initialize a new transport from provided memory. */
-static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer,
+static struct sctp_transport *sctp_transport_init(struct net *net,
+ struct sctp_transport *peer,
const union sctp_addr *addr,
gfp_t gfp)
{
* given destination transport address, set RTO to the protocol
* parameter 'RTO.Initial'.
*/
- peer->rto = msecs_to_jiffies(sctp_rto_initial);
+ peer->rto = msecs_to_jiffies(net->sctp.rto_initial);
peer->last_time_heard = jiffies;
peer->last_time_ecne_reduced = jiffies;
SPP_SACKDELAY_ENABLE;
/* Initialize the default path max_retrans. */
- peer->pathmaxrxt = sctp_max_retrans_path;
- peer->pf_retrans = sctp_pf_retrans;
+ peer->pathmaxrxt = net->sctp.max_retrans_path;
+ peer->pf_retrans = net->sctp.pf_retrans;
INIT_LIST_HEAD(&peer->transmitted);
INIT_LIST_HEAD(&peer->send_ready);
}
/* Allocate and initialize a new transport. */
-struct sctp_transport *sctp_transport_new(const union sctp_addr *addr,
+struct sctp_transport *sctp_transport_new(struct net *net,
+ const union sctp_addr *addr,
gfp_t gfp)
{
struct sctp_transport *transport;
if (!transport)
goto fail;
- if (!sctp_transport_init(transport, addr, gfp))
+ if (!sctp_transport_init(net, transport, addr, gfp))
goto fail_init;
transport->malloced = 1;
SCTP_ASSERT(tp->rto_pending, "rto_pending not set", return);
if (tp->rttvar || tp->srtt) {
+ struct net *net = sock_net(tp->asoc->base.sk);
/* 6.3.1 C3) When a new RTT measurement R' is made, set
* RTTVAR <- (1 - RTO.Beta) * RTTVAR + RTO.Beta * |SRTT - R'|
* SRTT <- (1 - RTO.Alpha) * SRTT + RTO.Alpha * R'
* For example, assuming the default value of RTO.Alpha of
* 1/8, rto_alpha would be expressed as 3.
*/
- tp->rttvar = tp->rttvar - (tp->rttvar >> sctp_rto_beta)
- + ((abs(tp->srtt - rtt)) >> sctp_rto_beta);
- tp->srtt = tp->srtt - (tp->srtt >> sctp_rto_alpha)
- + (rtt >> sctp_rto_alpha);
+ tp->rttvar = tp->rttvar - (tp->rttvar >> net->sctp.rto_beta)
+ + ((abs(tp->srtt - rtt)) >> net->sctp.rto_beta);
+ tp->srtt = tp->srtt - (tp->srtt >> net->sctp.rto_alpha)
+ + (rtt >> net->sctp.rto_alpha);
} else {
/* 6.3.1 C2) When the first RTT measurement R is made, set
* SRTT <- R, RTTVAR <- R/2.