| tcp_timer.c (128019) | tcp_timer.c (130989) |
|---|---|
| 1/* 2 * Copyright (c) 1982, 1986, 1988, 1990, 1993, 1995 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)tcp_timer.c 8.2 (Berkeley) 5/24/95 | 1/* 2 * Copyright (c) 1982, 1986, 1988, 1990, 1993, 1995 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)tcp_timer.c 8.2 (Berkeley) 5/24/95 |
| 30 * $FreeBSD: head/sys/netinet/tcp_timer.c 128019 2004-04-07 20:46:16Z imp $ | 30 * $FreeBSD: head/sys/netinet/tcp_timer.c 130989 2004-06-23 21:04:37Z ps $ |
| 31 */ 32 33#include "opt_inet6.h" 34#include "opt_tcpdebug.h" | 31 */ 32 33#include "opt_inet6.h" 34#include "opt_tcpdebug.h" |
| 35#include "opt_tcp_sack.h" |
|
| 35 36#include <sys/param.h> 37#include <sys/kernel.h> 38#include <sys/lock.h> 39#include <sys/mbuf.h> 40#include <sys/mutex.h> 41#include <sys/protosw.h> 42#include <sys/socket.h> --- 169 unchanged lines hidden (view full) --- 212 INP_INFO_WLOCK(&tcbinfo); 213 inp = tp->t_inpcb; 214 if (!inp) { 215 INP_INFO_WUNLOCK(&tcbinfo); 216 splx(s); 217 return; 218 } 219 INP_LOCK(inp); | 36 37#include <sys/param.h> 38#include <sys/kernel.h> 39#include <sys/lock.h> 40#include <sys/mbuf.h> 41#include <sys/mutex.h> 42#include <sys/protosw.h> 43#include <sys/socket.h> --- 169 unchanged lines hidden (view full) --- 213 INP_INFO_WLOCK(&tcbinfo); 214 inp = tp->t_inpcb; 215 if (!inp) { 216 INP_INFO_WUNLOCK(&tcbinfo); 217 splx(s); 218 return; 219 } 220 INP_LOCK(inp); |
| 221 tcp_free_sackholes(tp); |
|
| 220 if (callout_pending(tp->tt_2msl) || !callout_active(tp->tt_2msl)) { 221 INP_UNLOCK(tp->t_inpcb); 222 INP_INFO_WUNLOCK(&tcbinfo); 223 splx(s); 224 return; 225 } 226 callout_deactivate(tp->tt_2msl); 227 /* --- 264 unchanged lines hidden (view full) --- 492 INP_LOCK(inp); 493 if (callout_pending(tp->tt_rexmt) || !callout_active(tp->tt_rexmt)) { 494 INP_UNLOCK(inp); 495 INP_INFO_WUNLOCK(&tcbinfo); 496 splx(s); 497 return; 498 } 499 callout_deactivate(tp->tt_rexmt); | 222 if (callout_pending(tp->tt_2msl) || !callout_active(tp->tt_2msl)) { 223 INP_UNLOCK(tp->t_inpcb); 224 INP_INFO_WUNLOCK(&tcbinfo); 225 splx(s); 226 return; 227 } 228 callout_deactivate(tp->tt_2msl); 229 /* --- 264 unchanged lines hidden (view full) --- 494 INP_LOCK(inp); 495 if (callout_pending(tp->tt_rexmt) || !callout_active(tp->tt_rexmt)) { 496 INP_UNLOCK(inp); 497 INP_INFO_WUNLOCK(&tcbinfo); 498 splx(s); 499 return; 500 } 501 callout_deactivate(tp->tt_rexmt); |
| 502 tcp_free_sackholes(tp); |
|
| 500 /* 501 * Retransmission timer went off. Message has not 502 * been acked within retransmit interval. Back off 503 * to a longer retransmit interval and retransmit one segment. 504 */ 505 if (++tp->t_rxtshift > TCP_MAXRXTSHIFT) { 506 tp->t_rxtshift = TCP_MAXRXTSHIFT; 507 tcpstat.tcps_timeoutdrop++; --- 113 unchanged lines hidden --- | 503 /* 504 * Retransmission timer went off. Message has not 505 * been acked within retransmit interval. Back off 506 * to a longer retransmit interval and retransmit one segment. 507 */ 508 if (++tp->t_rxtshift > TCP_MAXRXTSHIFT) { 509 tp->t_rxtshift = TCP_MAXRXTSHIFT; 510 tcpstat.tcps_timeoutdrop++; --- 113 unchanged lines hidden --- |