Lines Matching defs:mss
1670 u_long mss = 0;
1694 mss = ifp->if_mtu;
1704 mss = uimax(in_maxmtu, mss);
1722 if (mss > hdrsiz)
1723 mss -= hdrsiz;
1725 mss = uimax(tcp_mssdflt, mss);
1726 return (mss);
1747 int mss;
1763 mss = tcp_mssdflt;
1765 mss = offer;
1766 mss = uimax(mss, 256); /* sanity */
1767 tp->t_peermss = mss;
1768 mss -= tcp_optlen(tp);
1770 mss -= ip_optlen(tp->t_inpcb);
1773 mss -= ip6_optlen(tp->t_inpcb);
1776 * XXX XXX What if mss goes negative or zero? This can happen if a
1795 if (bufsize < mss)
1796 mss = bufsize;
1798 bufsize = roundup(bufsize, mss);
1803 tp->t_segsz = mss;
1813 tp->snd_ssthresh = uimax(2 * mss, rt->rt_rmx.rmx_ssthresh);