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authortuexen <tuexen@FreeBSD.org>2010-09-17 18:53:07 +0000
committertuexen <tuexen@FreeBSD.org>2010-09-17 18:53:07 +0000
commit7b25487bee443fbdedc922982d86145a78dd5752 (patch)
tree24c1657427bb3240b933ccad4532bbc35e8dc8bf /sys/netinet/sctp_sysctl.c
parent6397178431575de2cebaeac5bb0c05af09367120 (diff)
downloadFreeBSD-src-7b25487bee443fbdedc922982d86145a78dd5752.zip
FreeBSD-src-7b25487bee443fbdedc922982d86145a78dd5752.tar.gz
Make the initial congestion window configurable via sysctl.
MFC after: 2 weeks.
Diffstat (limited to 'sys/netinet/sctp_sysctl.c')
-rw-r--r--sys/netinet/sctp_sysctl.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/netinet/sctp_sysctl.c b/sys/netinet/sctp_sysctl.c
index ef1356c..9e0c56e 100644
--- a/sys/netinet/sctp_sysctl.c
+++ b/sys/netinet/sctp_sysctl.c
@@ -110,6 +110,7 @@ sctp_init_sysctls()
SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff) = SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT;
SCTP_BASE_SYSCTL(sctp_vtag_time_wait) = SCTPCTL_TIME_WAIT_DEFAULT;
SCTP_BASE_SYSCTL(sctp_buffer_splitting) = SCTPCTL_BUFFER_SPLITTING_DEFAULT;
+ SCTP_BASE_SYSCTL(sctp_initial_cwnd) = SCTPCTL_INITIAL_CWND_DEFAULT;
#if defined(SCTP_LOCAL_TRACE_BUF)
memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log));
#endif
@@ -622,6 +623,7 @@ sysctl_sctp_check(SYSCTL_HANDLER_ARGS)
RANGECHK(SCTP_BASE_SYSCTL(sctp_default_frag_interleave), SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN, SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX);
RANGECHK(SCTP_BASE_SYSCTL(sctp_vtag_time_wait), SCTPCTL_TIME_WAIT_MIN, SCTPCTL_TIME_WAIT_MAX);
RANGECHK(SCTP_BASE_SYSCTL(sctp_buffer_splitting), SCTPCTL_BUFFER_SPLITTING_MIN, SCTPCTL_BUFFER_SPLITTING_MAX);
+ RANGECHK(SCTP_BASE_SYSCTL(sctp_initial_cwnd), SCTPCTL_INITIAL_CWND_MIN, SCTPCTL_INITIAL_CWND_MAX);
RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX);
RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX);
RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable), SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MIN, SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MAX);
@@ -1072,6 +1074,10 @@ SYSCTL_PROC(_net_inet_sctp, OID_AUTO, buffer_splitting, CTLTYPE_INT | CTLFLAG_RW
&SCTP_BASE_SYSCTL(sctp_buffer_splitting), 0, sysctl_sctp_check, "IU",
SCTPCTL_BUFFER_SPLITTING_DESC);
+SYSCTL_PROC(_net_inet_sctp, OID_AUTO, initial_cwnd, CTLTYPE_INT | CTLFLAG_RW,
+ &SCTP_BASE_SYSCTL(sctp_initial_cwnd), 0, sysctl_sctp_check, "IU",
+ SCTPCTL_INITIAL_CWND_DESC);
+
#ifdef SCTP_DEBUG
SYSCTL_PROC(_net_inet_sctp, OID_AUTO, debug, CTLTYPE_INT | CTLFLAG_RW,
&SCTP_BASE_SYSCTL(sctp_debug_on), 0, sysctl_sctp_check, "IU",
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