974 tcp_sbrcv_reserve(struct tcpcb *tp, struct sockbuf *sbrcv,  in tcp_sbrcv_reserve()  argument
987 	if (newsize > sbrcv->sb_hiwat &&  in tcp_sbrcv_reserve()
988 	    (sbreserve(sbrcv, newsize) == 1)) {  in tcp_sbrcv_reserve()
989 		sbrcv->sb_idealsize = min(max(sbrcv->sb_idealsize,  in tcp_sbrcv_reserve()
995 		sbrcv->sb_idealsize = min(sbrcv->sb_idealsize,  in tcp_sbrcv_reserve()
1006 tcp_sbrcv_grow(struct tcpcb *tp, struct sockbuf *sbrcv,  in tcp_sbrcv_grow()  argument
1009 	struct socket *so = sbrcv->sb_so;  in tcp_sbrcv_grow()
1020 	    (sbrcv->sb_flags & SB_AUTOSIZE) == 0 ||  in tcp_sbrcv_grow()
1021 	    sbrcv->sb_hiwat >= tcp_autorcvbuf_max ||  in tcp_sbrcv_grow()
1024 	    (tcp_memacct_limited() && sbrcv->sb_hiwat >= tcp_recvspace)) {  in tcp_sbrcv_grow()
1051 					rcvbuf_inc = (tp->rfbuf_cnt << 2) - sbrcv->sb_hiwat;  in tcp_sbrcv_grow()
1054 					rcvbuf_inc = (tp->rfbuf_cnt << 1) - sbrcv->sb_hiwat;  in tcp_sbrcv_grow()
1062 					tcp_sbrcv_reserve(tp, sbrcv,  in tcp_sbrcv_grow()
1063 					    sbrcv->sb_hiwat + rcvbuf_inc,  in tcp_sbrcv_grow()
1092 					rcvbuf_inc = (tp->rfbuf_cnt << 2) - sbrcv->sb_hiwat;  in tcp_sbrcv_grow()
1095 					rcvbuf_inc = (tp->rfbuf_cnt << 1) - sbrcv->sb_hiwat;  in tcp_sbrcv_grow()
1105 					tcp_sbrcv_reserve(tp, sbrcv,  in tcp_sbrcv_grow()
1106 					    sbrcv->sb_hiwat + rcvbuf_inc,  in tcp_sbrcv_grow()
1142 tcp_sbrcv_trim(struct tcpcb *tp, struct sockbuf *sbrcv)  in tcp_sbrcv_trim()  argument
1144 	if (tcp_do_autorcvbuf == 1 && sbrcv->sb_idealsize > 0 &&  in tcp_sbrcv_trim()
1145 	    sbrcv->sb_hiwat > sbrcv->sb_idealsize) {  in tcp_sbrcv_trim()
1148 		u_int32_t diff = sbrcv->sb_hiwat - sbrcv->sb_idealsize;  in tcp_sbrcv_trim()
1160 		u_int32_t leave = max(advwin, (sbrcv->sb_idealsize >> 4));  in tcp_sbrcv_trim()
1169 		trim = sbrcv->sb_hiwat - (sbrcv->sb_cc + leave);  in tcp_sbrcv_trim()
1173 			sbreserve(sbrcv, (sbrcv->sb_hiwat - trim));  in tcp_sbrcv_trim()
1216 	struct sockbuf *sbrcv = &so->so_rcv;  in tcp_sbrcv_tstmp_check()  local
1220 	    (sbrcv->sb_flags & SB_AUTOSIZE) != 0) {  in tcp_sbrcv_tstmp_check()
1221 		tcp_sbrcv_reserve(tp, sbrcv, newsize, 0, newsize);  in tcp_sbrcv_tstmp_check()