initialize t_srtt; use TCP_MSS define for default maxseg

SCCS-vsn: sys/netinet/tcp_subr.c 6.3

diff --git a/usr/src/sys/netinet/tcp_subr.c b/usr/src/sys/netinet/tcp_subr.c
index d820911..a0e6327 100644 (file)
--- a/usr/src/sys/netinet/tcp_subr.c
+++ b/usr/src/sys/netinet/tcp_subr.c
@@ -1,4 +1,4 @@
-/*     tcp_subr.c      6.2     84/08/29        */
+/*     tcp_subr.c      6.3     84/11/01        */

 
 #include "param.h"
 #include "systm.h"
 
 #include "param.h"
 #include "systm.h"


@@ -155,16 +155,10 @@ tcp_newtcpcb(inp)
                return ((struct tcpcb *)0);
        tp = mtod(m, struct tcpcb *);
        tp->seg_next = tp->seg_prev = (struct tcpiphdr *)tp;
                return ((struct tcpcb *)0);
        tp = mtod(m, struct tcpcb *);
        tp->seg_next = tp->seg_prev = (struct tcpiphdr *)tp;

-       /*
-        * If the default maximum IP packet size is 576 bytes
-        * and a standard IP header is 20 bytes, with a TCP
-        * header of 20 bytes plus the options necessary to
-        * upgrade it to something higher, then initialize the
-        * maximum segment size to 576 - (20 + 20 + 8 + slop).
-        */
-       tp->t_maxseg = 512;             /* satisfy the rest of the world */
+       tp->t_maxseg = TCP_MSS;

        tp->t_flags = 0;                /* sends options! */
        tp->t_inpcb = inp;
        tp->t_flags = 0;                /* sends options! */
        tp->t_inpcb = inp;

+       tp->t_srtt = TCPTV_SRTTBASE;

        inp->inp_ppcb = (caddr_t)tp;
        return (tp);
 }
        inp->inp_ppcb = (caddr_t)tp;
        return (tp);
 }