diff options
author | jlemon <jlemon@FreeBSD.org> | 2000-05-06 03:31:09 +0000 |
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committer | jlemon <jlemon@FreeBSD.org> | 2000-05-06 03:31:09 +0000 |
commit | 8a3c72bb35758d483f05567e3ff8926bee1a8813 (patch) | |
tree | 22b719c35e23206090023b078760d76bcd4627e7 /sys/netinet/tcp_timer.c | |
parent | 796be5b52651cb1727e79565d25b60e69d1f738a (diff) | |
download | FreeBSD-src-8a3c72bb35758d483f05567e3ff8926bee1a8813.zip FreeBSD-src-8a3c72bb35758d483f05567e3ff8926bee1a8813.tar.gz |
Implement TCP NewReno, as documented in RFC 2582. This allows
better recovery for multiple packet losses in a single window.
The algorithm can be toggled via the sysctl net.inet.tcp.newreno,
which defaults to "on".
Submitted by: Jayanth Vijayaraghavan <jayanth@yahoo-inc.com>
Diffstat (limited to 'sys/netinet/tcp_timer.c')
-rw-r--r-- | sys/netinet/tcp_timer.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/netinet/tcp_timer.c b/sys/netinet/tcp_timer.c index 4555eac..1cf64fe 100644 --- a/sys/netinet/tcp_timer.c +++ b/sys/netinet/tcp_timer.c @@ -416,6 +416,11 @@ tcp_timer_rexmt(xtp) } tp->snd_nxt = tp->snd_una; /* + * Note: We overload snd_recover to function also as the + * snd_last variable described in RFC 2582 + */ + tp->snd_recover = tp->snd_max; + /* * Force a segment to be sent. */ tp->t_flags |= TF_ACKNOW; |