svn commit: r215817 - head/sys/netinet
Randall Stewart
rrs at FreeBSD.org
Thu Nov 25 13:39:56 UTC 2010
Author: rrs
Date: Thu Nov 25 13:39:55 2010
New Revision: 215817
URL: http://svn.freebsd.org/changeset/base/215817
Log:
Adds new dtrace for cwnd functions and lay's
groundwork for future dtrace points (rwnd flightsize etc).
MFC after: 2 months
Added:
head/sys/netinet/sctp_dtrace_declare.h (contents, props changed)
head/sys/netinet/sctp_dtrace_define.h (contents, props changed)
Modified:
head/sys/netinet/sctp_cc_functions.c
head/sys/netinet/sctp_pcb.c
head/sys/netinet/sctp_uio.h
Modified: head/sys/netinet/sctp_cc_functions.c
==============================================================================
--- head/sys/netinet/sctp_cc_functions.c Thu Nov 25 12:10:59 2010 (r215816)
+++ head/sys/netinet/sctp_cc_functions.c Thu Nov 25 13:39:55 2010 (r215817)
@@ -42,6 +42,7 @@
#include <netinet/sctp_auth.h>
#include <netinet/sctp_asconf.h>
#include <netinet/sctp_cc_functions.h>
+#include <netinet/sctp_dtrace_declare.h>
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
@@ -63,6 +64,9 @@ sctp_set_initial_cc_param(struct sctp_tc
net->cwnd = (net->mtu - sizeof(struct sctphdr)) * cwnd_in_mtu;
net->ssthresh = assoc->peers_rwnd;
+ SDT_PROBE(sctp, cwnd, net, init,
+ stcb->asoc.my_vtag, ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)), net,
+ 0, net->cwnd);
if (SCTP_BASE_SYSCTL(sctp_logging_level) &
(SCTP_CWND_MONITOR_ENABLE | SCTP_CWND_LOGGING_ENABLE)) {
sctp_log_cwnd(stcb, net, 0, SCTP_CWND_INITIALIZATION);
@@ -98,6 +102,9 @@ sctp_cwnd_update_after_fr(struct sctp_tc
net->ssthresh = 2 * net->mtu;
}
net->cwnd = net->ssthresh;
+ SDT_PROBE(sctp, cwnd, net, fr,
+ stcb->asoc.my_vtag, ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)), net,
+ old_cwnd, net->cwnd);
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_CWND_MONITOR_ENABLE) {
sctp_log_cwnd(stcb, net, (net->cwnd - old_cwnd),
SCTP_CWND_LOG_FROM_FR);
@@ -155,6 +162,7 @@ sctp_cwnd_update_after_sack(struct sctp_
int accum_moved, int reneged_all, int will_exit)
{
struct sctp_nets *net;
+ int old_cwnd;
/******************************/
/* update cwnd and Early FR */
@@ -246,7 +254,11 @@ sctp_cwnd_update_after_sack(struct sctp_
(asoc->sctp_cmt_pf > 0) &&
((net->dest_state & SCTP_ADDR_PF) == SCTP_ADDR_PF)) {
net->dest_state &= ~SCTP_ADDR_PF;
+ old_cwnd = net->cwnd;
net->cwnd = net->mtu * asoc->sctp_cmt_pf;
+ SDT_PROBE(sctp, cwnd, net, ack,
+ stcb->asoc.my_vtag, ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)), net,
+ old_cwnd, net->cwnd);
SCTPDBG(SCTP_DEBUG_INDATA1, "Destination %p moved from PF to reachable with cwnd %d.\n",
net, net->cwnd);
/*
@@ -290,13 +302,26 @@ sctp_cwnd_update_after_sack(struct sctp_
/* We are in slow start */
if (net->flight_size + net->net_ack >= net->cwnd) {
if (net->net_ack > (net->mtu * SCTP_BASE_SYSCTL(sctp_L2_abc_variable))) {
+ old_cwnd = net->cwnd;
net->cwnd += (net->mtu * SCTP_BASE_SYSCTL(sctp_L2_abc_variable));
+ SDT_PROBE(sctp, cwnd, net, ack,
+ stcb->asoc.my_vtag,
+ ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)),
+ net,
+ old_cwnd, net->cwnd);
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_CWND_MONITOR_ENABLE) {
sctp_log_cwnd(stcb, net, net->mtu,
SCTP_CWND_LOG_FROM_SS);
}
} else {
+ old_cwnd = net->cwnd;
net->cwnd += net->net_ack;
+ SDT_PROBE(sctp, cwnd, net, ack,
+ stcb->asoc.my_vtag,
+ ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)),
+ net,
+ old_cwnd, net->cwnd);
+
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_CWND_MONITOR_ENABLE) {
sctp_log_cwnd(stcb, net, net->net_ack,
SCTP_CWND_LOG_FROM_SS);
@@ -318,7 +343,13 @@ sctp_cwnd_update_after_sack(struct sctp_
if ((net->flight_size + net->net_ack >= net->cwnd) &&
(net->partial_bytes_acked >= net->cwnd)) {
net->partial_bytes_acked -= net->cwnd;
+ old_cwnd = net->cwnd;
net->cwnd += net->mtu;
+ SDT_PROBE(sctp, cwnd, net, ack,
+ stcb->asoc.my_vtag,
+ ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)),
+ net,
+ old_cwnd, net->cwnd);
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_CWND_MONITOR_ENABLE) {
sctp_log_cwnd(stcb, net, net->mtu,
SCTP_CWND_LOG_FROM_CA);
@@ -364,7 +395,11 @@ sctp_cwnd_update_after_timeout(struct sc
net->ssthresh = max(net->cwnd / 2, 4 * net->mtu);
net->cwnd = net->mtu;
net->partial_bytes_acked = 0;
-
+ SDT_PROBE(sctp, cwnd, net, to,
+ stcb->asoc.my_vtag,
+ ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)),
+ net,
+ old_cwnd, net->cwnd);
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_CWND_MONITOR_ENABLE) {
sctp_log_cwnd(stcb, net, net->cwnd - old_cwnd, SCTP_CWND_LOG_FROM_RTX);
}
@@ -383,6 +418,11 @@ sctp_cwnd_update_after_ecn_echo(struct s
net->RTO <<= 1;
}
net->cwnd = net->ssthresh;
+ SDT_PROBE(sctp, cwnd, net, ecn,
+ stcb->asoc.my_vtag,
+ ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)),
+ net,
+ old_cwnd, net->cwnd);
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_CWND_MONITOR_ENABLE) {
sctp_log_cwnd(stcb, net, (net->cwnd - old_cwnd), SCTP_CWND_LOG_FROM_SAT);
}
@@ -492,6 +532,11 @@ sctp_cwnd_update_after_packet_dropped(st
}
if (net->cwnd - old_cwnd != 0) {
/* log only changes */
+ SDT_PROBE(sctp, cwnd, net, pd,
+ stcb->asoc.my_vtag,
+ ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)),
+ net,
+ old_cwnd, net->cwnd);
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_CWND_MONITOR_ENABLE) {
sctp_log_cwnd(stcb, net, (net->cwnd - old_cwnd),
SCTP_CWND_LOG_FROM_SAT);
@@ -508,7 +553,11 @@ sctp_cwnd_update_after_output(struct sct
if (net->ssthresh < net->cwnd)
net->ssthresh = net->cwnd;
net->cwnd = (net->flight_size + (burst_limit * net->mtu));
-
+ SDT_PROBE(sctp, cwnd, net, bl,
+ stcb->asoc.my_vtag,
+ ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)),
+ net,
+ old_cwnd, net->cwnd);
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_CWND_MONITOR_ENABLE) {
sctp_log_cwnd(stcb, net, (net->cwnd - old_cwnd), SCTP_CWND_LOG_FROM_BRST);
}
@@ -530,6 +579,11 @@ sctp_cwnd_update_after_fr_timer(struct s
if (net->cwnd < net->ssthresh)
/* still in SS move to CA */
net->ssthresh = net->cwnd - 1;
+ SDT_PROBE(sctp, cwnd, net, fr,
+ stcb->asoc.my_vtag,
+ ((stcb->sctp_ep->sctp_lport << 16) | (stcb->rport)),
+ net,
+ old_cwnd, net->cwnd);
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_CWND_MONITOR_ENABLE) {
sctp_log_cwnd(stcb, net, (old_cwnd - net->cwnd), SCTP_CWND_LOG_FROM_FR);
}
Added: head/sys/netinet/sctp_dtrace_declare.h
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/netinet/sctp_dtrace_declare.h Thu Nov 25 13:39:55 2010 (r215817)
@@ -0,0 +1,73 @@
+/*-
+ * Copyright (c) 2010, by Randall Stewart & Michael Tuexen,
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * a) Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * b) Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the distribution.
+ *
+ * c) Neither the name of Cisco Systems, Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+#ifndef __sctp_dtrace_declare_h__
+#include "opt_kdtrace.h"
+#include <sys/kernel.h>
+#include <sys/sdt.h>
+
+/* Declare the SCTP provider */
+SDT_PROVIDER_DECLARE(sctp);
+
+/* The probes we have so far: */
+
+/* One to track a net's cwnd */
+/* initial */
+SDT_PROBE_DECLARE(sctp, cwnd, net, init);
+/* update at a ack -- increase */
+SDT_PROBE_DECLARE(sctp, cwnd, net, ack);
+/* update at a fast retransmit -- decrease */
+SDT_PROBE_DECLARE(sctp, cwnd, net, fr);
+/* update at a time-out -- decrease */
+SDT_PROBE_DECLARE(sctp, cwnd, net, to);
+/* update at a burst-limit -- decrease */
+SDT_PROBE_DECLARE(sctp, cwnd, net, bl);
+/* update at a ECN -- decrease */
+SDT_PROBE_DECLARE(sctp, cwnd, net, ecn);
+/* update at a Packet-Drop -- decrease */
+SDT_PROBE_DECLARE(sctp, cwnd, net, pd);
+
+/* One to track an associations rwnd */
+SDT_PROBE_DECLARE(sctp, rwnd, assoc, val);
+
+/* One to track a net's flight size */
+SDT_PROBE_DECLARE(sctp, flightsize, net, val);
+
+/* One to track an associations flight size */
+SDT_PROBE_DECLARE(sctp, flightsize, assoc, val);
+
+
+
+
+
+
+#endif
Added: head/sys/netinet/sctp_dtrace_define.h
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/netinet/sctp_dtrace_define.h Thu Nov 25 13:39:55 2010 (r215817)
@@ -0,0 +1,201 @@
+/*-
+ * Copyright (c) 2010, by Randall Stewart & Michael Tuexen,
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * a) Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * b) Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the distribution.
+ *
+ * c) Neither the name of Cisco Systems, Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+#ifndef __sctp_dtrace_define_h__
+#include "opt_kdtrace.h"
+#include <sys/kernel.h>
+#include <sys/sdt.h>
+
+SDT_PROVIDER_DEFINE(sctp);
+
+/********************************************************/
+/* Cwnd probe - tracks changes in the congestion window on a netp */
+/********************************************************/
+/* Initial */
+SDT_PROBE_DEFINE(sctp, cwnd, net, init, init);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 1, "uint32_t");
+/* The pointer to the struct sctp_nets * changing */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 2, "uintptr_t");
+/* The old value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 3, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 4, "int");
+
+
+/* ACK-INCREASE */
+SDT_PROBE_DEFINE(sctp, cwnd, net, ack, ack);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 1, "uint32_t");
+/* The pointer to the struct sctp_nets * changing */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 2, "uintptr_t");
+/* The old value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 3, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 4, "int");
+
+/* FastRetransmit-DECREASE */
+SDT_PROBE_DEFINE(sctp, cwnd, net, fr, fr);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 1, "uint32_t");
+/* The pointer to the struct sctp_nets * changing */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 2, "uintptr_t");
+/* The old value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 3, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 4, "int");
+
+
+/* TimeOut-DECREASE */
+SDT_PROBE_DEFINE(sctp, cwnd, net, to, to);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 1, "uint32_t");
+/* The pointer to the struct sctp_nets * changing */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 2, "uintptr_t");
+/* The old value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 3, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 4, "int");
+
+
+/* BurstLimit-DECREASE */
+SDT_PROBE_DEFINE(sctp, cwnd, net, bl, bl);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 1, "uint32_t");
+/* The pointer to the struct sctp_nets * changing */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 2, "uintptr_t");
+/* The old value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 3, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 4, "int");
+
+
+/* ECN-DECREASE */
+SDT_PROBE_DEFINE(sctp, cwnd, net, ecn, ecn);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 1, "uint32_t");
+/* The pointer to the struct sctp_nets * changing */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 2, "uintptr_t");
+/* The old value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 3, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 4, "int");
+
+
+/* PacketDrop-DECREASE */
+SDT_PROBE_DEFINE(sctp, cwnd, net, pd, pd);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 1, "uint32_t");
+/* The pointer to the struct sctp_nets * changing */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 2, "uintptr_t");
+/* The old value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 3, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 4, "int");
+
+
+
+/********************************************************/
+/* Rwnd probe - tracks changes in the receiver window for an assoc */
+/********************************************************/
+SDT_PROBE_DEFINE(sctp, rwnd, assoc, val, val);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 1, "uint32_t");
+/* The up/down amount */
+SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 2, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 3, "int");
+
+/********************************************************/
+/* flight probe - tracks changes in the flight size on a net or assoc */
+/********************************************************/
+SDT_PROBE_DEFINE(sctp, flightsize, net, val, val);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 1, "uint32_t");
+/* The pointer to the struct sctp_nets * changing */
+SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 2, "uintptr_t");
+/* The up/down amount */
+SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 3, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 4, "int");
+/********************************************************/
+/* The total flight version */
+/********************************************************/
+SDT_PROBE_DEFINE(sctp, flightsize, assoc, val, val);
+/* The Vtag for this end */
+SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 0, "uint32_t");
+/* The port number of the local side << 16 | port number of remote
+ * in network byte order.
+ */
+SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 1, "uint32_t");
+/* The up/down amount */
+SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 2, "int");
+/* The new value of the cwnd */
+SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 3, "int");
+
+#endif
Modified: head/sys/netinet/sctp_pcb.c
==============================================================================
--- head/sys/netinet/sctp_pcb.c Thu Nov 25 12:10:59 2010 (r215816)
+++ head/sys/netinet/sctp_pcb.c Thu Nov 25 13:39:55 2010 (r215817)
@@ -45,6 +45,7 @@ __FBSDID("$FreeBSD$");
#include <netinet/sctp_output.h>
#include <netinet/sctp_timer.h>
#include <netinet/sctp_bsd_addr.h>
+#include <netinet/sctp_dtrace_define.h>
#include <netinet/udp.h>
Modified: head/sys/netinet/sctp_uio.h
==============================================================================
--- head/sys/netinet/sctp_uio.h Thu Nov 25 12:10:59 2010 (r215816)
+++ head/sys/netinet/sctp_uio.h Thu Nov 25 13:39:55 2010 (r215817)
@@ -942,7 +942,7 @@ struct sctpstat {
uint32_t sctps_wu_sacks_sent; /* Window Update only sacks sent */
uint32_t sctps_sends_with_flags; /* number of sends with
* sinfo_flags !=0 */
- uint32_t sctps_sends_with_unord; /* number of unordered sends */
+ uint32_t sctps_sends_with_unord; /* number of unordered sends */
uint32_t sctps_sends_with_eof; /* number of sends with EOF flag set */
uint32_t sctps_sends_with_abort; /* number of sends with ABORT
* flag set */
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