git: tcp: Allow per-tcpcb keepintvl and keepcnt
commit 5d61ded35bd94d9440aaccdd9bbe91ce94be7eb7
Author: Sepherosa Ziehau <sephe@dragonflybsd.org>
Date: Fri Sep 16 15:53:37 2011 +0800
tcp: Allow per-tcpcb keepintvl and keepcnt
- Expose tcp_keepcnt
- Add t_keepintvl, t_keepcnt and t_maxidle to tcpcb. t_keepintvl and
t_keepcnt is initialized to tcp_keepintvl and tcp_keepcnt respectively.
t_maxidle is initialized to t_keepcnt * t_keepintvl
- The accepted socket's t_keepintvl, t_keepcnt and t_maxidle is inherited
from the listen socket
- Add IPPROTO_TCP/TCP_KEEPINTVL and IPPROTO_TCP.TCP_KEEPCNT socket options
to get and set t_keepintvl and t_keepcnt. TCP_KEEPINTVL's unit is
milliseconds, which is as same as the unit of the sysctl node
net.inet.tcp.keepintvl
- Remove no longer used tcp_maxidle
Summary of changes:
sys/netinet/tcp.h | 2 ++
sys/netinet/tcp_input.c | 2 +-
sys/netinet/tcp_subr.c | 3 +++
sys/netinet/tcp_syncache.c | 3 +++
sys/netinet/tcp_timer.c | 15 +++++----------
sys/netinet/tcp_timer.h | 2 +-
sys/netinet/tcp_timer2.h | 2 +-
sys/netinet/tcp_usrreq.c | 27 ++++++++++++++++++++++++++-
sys/netinet/tcp_var.h | 3 +++
9 files changed, 45 insertions(+), 14 deletions(-)
http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/5d61ded35bd94d9440aaccdd9bbe91ce94be7eb7
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