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authorps <ps@FreeBSD.org>2004-10-05 18:36:24 +0000
committerps <ps@FreeBSD.org>2004-10-05 18:36:24 +0000
commitc8e4aa1cd58a20597b74285a3cc35ea24ba5c47c (patch)
treebcb9cd585361024879ec2c577e898534dec0d79d /sys/netinet/tcp_timewait.c
parent9536269a6d161e34a72dee84f6df6b4183f51be8 (diff)
downloadFreeBSD-src-c8e4aa1cd58a20597b74285a3cc35ea24ba5c47c.zip
FreeBSD-src-c8e4aa1cd58a20597b74285a3cc35ea24ba5c47c.tar.gz
- Estimate the amount of data in flight in sack recovery and use it
to control the packets injected while in sack recovery (for both retransmissions and new data). - Cleanups to the sack codepaths in tcp_output.c and tcp_sack.c. - Add a new sysctl (net.inet.tcp.sack.initburst) that controls the number of sack retransmissions done upon initiation of sack recovery. Submitted by: Mohan Srinivasan <mohans@yahoo-inc.com>
Diffstat (limited to 'sys/netinet/tcp_timewait.c')
-rw-r--r--sys/netinet/tcp_timewait.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/sys/netinet/tcp_timewait.c b/sys/netinet/tcp_timewait.c
index b0f4e5c..7619916 100644
--- a/sys/netinet/tcp_timewait.c
+++ b/sys/netinet/tcp_timewait.c
@@ -206,11 +206,6 @@ static int tcp_inflight_stab = 20;
SYSCTL_INT(_net_inet_tcp_inflight, OID_AUTO, stab, CTLFLAG_RW,
&tcp_inflight_stab, 0, "Inflight Algorithm Stabilization 20 = 2 packets");
-SYSCTL_NODE(_net_inet_tcp, OID_AUTO, sack, CTLFLAG_RW, 0, "TCP SACK");
-int tcp_do_sack = 1;
-SYSCTL_INT(_net_inet_tcp_sack, OID_AUTO, enable, CTLFLAG_RW,
- &tcp_do_sack, 0, "Enable/Disable TCP SACK support");
-
uma_zone_t sack_hole_zone;
static struct inpcb *tcp_notify(struct inpcb *, int);
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