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[NETFILTER]: TCP conntrack: improve dead connection detection

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Don't count window updates as retransmissions.

Signed-off-by: George Hansper <georgeh@anstat.com.au>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
George Hansper
2006-09-20 12:03:23 -07:00
committed by David S. Miller
parent 71cd83a8bd
commit c1fe3ca510
3 changed files with 7 additions and 2 deletions
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include/linux/netfilter/nf_conntrack_tcp.h
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@ -49,6 +49,7 @@ struct ip_ct_tcp
u_int32_t last_seq; /* Last sequence number seen in dir */
u_int32_t last_ack; /* Last sequence number seen in opposite dir */
u_int32_t last_end; /* Last seq + len */
u_int16_t last_win; /* Last window advertisement seen in dir */
};
#endif /* __KERNEL__ */