tcp: remove Appropriate Byte Count support

TCP Appropriate Byte Count was added by me, but later disabled.
There is no point in maintaining it since it is a potential source
of bugs and Linux already implements other better window protection
heuristics.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 1 deletions

diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 4e1d2283e3cc..6d0d46138ae8 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -246,7 +246,6 @@ struct tcp_sock {
         u32     sacked_out;     /* SACK'd packets                       */
         u32     fackets_out;    /* FACK'd packets                       */
         u32     tso_deferred;
-        u32     bytes_acked;    /* Appropriate Byte Counting - RFC3465 */
 
         /* from STCP, retrans queue hinting */
         struct sk_buff* lost_skb_hint;