diff options
| author | Patrick McManus <mcmanus@ducksong.com> | 2008-03-22 02:33:01 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-03-22 02:33:01 +0300 |
| commit | ec3c0982a2dd1e671bad8e9d26c28dcba0039d87 (patch) | |
| tree | 11a3cd7c530e4225a4c3d4c3f3cc54eb7d2e0e4f /include/net/tcp.h | |
| parent | e4c78840284f3f51b1896cf3936d60a6033c4d2c (diff) | |
| download | linux-ec3c0982a2dd1e671bad8e9d26c28dcba0039d87.tar.xz | |
[TCP]: TCP_DEFER_ACCEPT updates - process as established
Change TCP_DEFER_ACCEPT implementation so that it transitions a
connection to ESTABLISHED after handshake is complete instead of
leaving it in SYN-RECV until some data arrvies. Place connection in
accept queue when first data packet arrives from slow path.
Benefits:
- established connection is now reset if it never makes it
to the accept queue
- diagnostic state of established matches with the packet traces
showing completed handshake
- TCP_DEFER_ACCEPT timeouts are expressed in seconds and can now be
enforced with reasonable accuracy instead of rounding up to next
exponential back-off of syn-ack retry.
Signed-off-by: Patrick McManus <mcmanus@ducksong.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/tcp.h')
| -rw-r--r-- | include/net/tcp.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index 847e1634e1f4..67cc3956d29c 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -139,6 +139,7 @@ extern void tcp_time_wait(struct sock *sk, int state, int timeo); #define MAX_TCP_KEEPINTVL 32767 #define MAX_TCP_KEEPCNT 127 #define MAX_TCP_SYNCNT 127 +#define MAX_TCP_ACCEPT_DEFERRED 65535 #define TCP_SYNQ_INTERVAL (HZ/5) /* Period of SYNACK timer */ |