slirp: Drop statistic code

As agreed on the mailing list, there is no interest in keeping the
usually disabled slirp statistics in the tree. So this patch removes
them.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 0 insertions, 11 deletions

diff --git a/tcp_timer.c b/tcp_timer.c
index 8044172..a90f08d 100644
--- a/tcp_timer.c
+++ b/tcp_timer.c
@@ -32,10 +32,6 @@
 
 #include <slirp.h>
 
-#ifdef LOG_ENABLED
-struct tcpstat tcpstat; /* tcp statistics */
-#endif
-
 u_int32_t tcp_now; /* for RFC 1323 timestamps */
 
 static struct tcpcb *tcp_timers(register struct tcpcb *tp, int timer);
@@ -57,7 +53,6 @@ void tcp_fasttimo(void)
                 (tp->t_flags & TF_DELACK)) {
                 tp->t_flags &= ~TF_DELACK;
                 tp->t_flags |= TF_ACKNOW;
-                STAT(tcpstat.tcps_delack++);
                 (void)tcp_output(tp);
             }
 }
@@ -173,7 +168,6 @@ static struct tcpcb *tcp_timers(register struct tcpcb *tp, int timer)
                  * We tried our best, now the connection must die!
                  */
                 tp->t_rxtshift = TCP_MAXRXTSHIFT;
-                STAT(tcpstat.tcps_timeoutdrop++);
                 tp = tcp_drop(tp, tp->t_softerror);
                 /* tp->t_softerror : ETIMEDOUT); */ /* XXX */
                 return (tp); /* XXX */
@@ -185,7 +179,6 @@ static struct tcpcb *tcp_timers(register struct tcpcb *tp, int timer)
              */
             tp->t_rxtshift = 6;
         }
-        STAT(tcpstat.tcps_rexmttimeo++);
         rexmt = TCP_REXMTVAL(tp) * tcp_backoff[tp->t_rxtshift];
         TCPT_RANGESET(tp->t_rxtcur, rexmt, (short)tp->t_rttmin,
                       TCPTV_REXMTMAX); /* XXX */
@@ -247,7 +240,6 @@ static struct tcpcb *tcp_timers(register struct tcpcb *tp, int timer)
      * Force a byte to be output, if possible.
      */
     case TCPT_PERSIST:
-        STAT(tcpstat.tcps_persisttimeo++);
         tcp_setpersist(tp);
         tp->t_force = 1;
         (void)tcp_output(tp);
@@ -259,7 +251,6 @@ static struct tcpcb *tcp_timers(register struct tcpcb *tp, int timer)
      * or drop connection if idle for too long.
      */
     case TCPT_KEEP:
-        STAT(tcpstat.tcps_keeptimeo++);
         if (tp->t_state < TCPS_ESTABLISHED)
             goto dropit;
 
@@ -278,7 +269,6 @@ static struct tcpcb *tcp_timers(register struct tcpcb *tp, int timer)
              * by the protocol spec, this requires the
              * correspondent TCP to respond.
              */
-            STAT(tcpstat.tcps_keepprobe++);
             tcp_respond(tp, &tp->t_template, (struct mbuf *)NULL, tp->rcv_nxt,
                         tp->snd_una - 1, 0);
             tp->t_timer[TCPT_KEEP] = TCPTV_KEEPINTVL;
@@ -287,7 +277,6 @@ static struct tcpcb *tcp_timers(register struct tcpcb *tp, int timer)
         break;
 
     dropit:
-        STAT(tcpstat.tcps_keepdrops++);
         tp = tcp_drop(tp, 0);
         break;
     }