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Differential D11085 Diff 40591 head/sys/netinet/tcp_timer.c

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head/sys/netinet/tcp_timer.c

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#include <netinet/in_rss.h> #include <netinet/in_rss.h>
#include <netinet/in_systm.h> #include <netinet/in_systm.h>
#ifdef INET6 #ifdef INET6
#include <netinet6/in6_pcb.h> #include <netinet6/in6_pcb.h>
#endif #endif
#include <netinet/ip_var.h> #include <netinet/ip_var.h>
#include <netinet/tcp.h> #include <netinet/tcp.h>
#include <netinet/tcp_fsm.h> #include <netinet/tcp_fsm.h>
#include <netinet/tcp_log_buf.h>
#include <netinet/tcp_timer.h> #include <netinet/tcp_timer.h>
#include <netinet/tcp_var.h> #include <netinet/tcp_var.h>
#include <netinet/cc/cc.h> #include <netinet/cc/cc.h>
#ifdef INET6 #ifdef INET6
#include <netinet6/tcp6_var.h> #include <netinet6/tcp6_var.h>
#endif #endif
#include <netinet/tcpip.h> #include <netinet/tcpip.h>
#ifdef TCPDEBUG #ifdef TCPDEBUG
▲ Show 20 Lines • Show All 560 Lines • ▼ Show 20 Lines#endif
if ((inp->inp_flags & INP_DROPPED) != 0) { if ((inp->inp_flags & INP_DROPPED) != 0) {
INP_WUNLOCK(inp); INP_WUNLOCK(inp);
CURVNET_RESTORE(); CURVNET_RESTORE();
return; return;
} }
KASSERT((tp->t_timers->tt_flags & TT_STOPPED) == 0, KASSERT((tp->t_timers->tt_flags & TT_STOPPED) == 0,
("%s: tp %p tcpcb can't be stopped here", __func__, tp)); ("%s: tp %p tcpcb can't be stopped here", __func__, tp));
tcp_free_sackholes(tp); tcp_free_sackholes(tp);
TCP_LOG_EVENT(tp, NULL, NULL, NULL, TCP_LOG_RTO, 0, 0, NULL, false);
if (tp->t_fb->tfb_tcp_rexmit_tmr) { if (tp->t_fb->tfb_tcp_rexmit_tmr) {
/* The stack has a timer action too. */ /* The stack has a timer action too. */
(*tp->t_fb->tfb_tcp_rexmit_tmr)(tp); (*tp->t_fb->tfb_tcp_rexmit_tmr)(tp);
} }
/* /*
* Retransmission timer went off. Message has not * Retransmission timer went off. Message has not
* been acked within retransmit interval. Back off * been acked within retransmit interval. Back off
* to a longer retransmit interval and retransmit one segment. * to a longer retransmit interval and retransmit one segment.
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