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slirp: Drop statistic code

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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>
This commit is contained in:
Jan Kiszka 2009-06-24 14:42:29 +02:00 • committed by Anthony Liguori
parent 0d62c4cfe2
commit 0fe6a7f284
21 changed files with 6 additions and 485 deletions
Download patch file Download diff file Expand all files Collapse all files

11
slirp/tcp_timer.c
View file

@ -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);
@ -58,7 +54,6 @@ 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);
}
}
@ -180,7 +175,6 @@ 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 */
@ -192,7 +186,6 @@ 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 */
@ -254,7 +247,6 @@ 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);
@ -266,7 +258,6 @@ 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;
@ -285,7 +276,6 @@ 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;
@ -294,7 +284,6 @@ tcp_timers(register struct tcpcb *tp, int timer)
break;
dropit:
STAT(tcpstat.tcps_keepdrops++);
tp = tcp_drop(tp, 0);
break;
}