From owner-svn-src-head@freebsd.org Wed Aug 23 15:08:53 2017 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 1A0A4DE94A6; Wed, 23 Aug 2017 15:08:53 +0000 (UTC) (envelope-from tuexen@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id E855173F23; Wed, 23 Aug 2017 15:08:52 +0000 (UTC) (envelope-from tuexen@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v7NF8q42046464; Wed, 23 Aug 2017 15:08:52 GMT (envelope-from tuexen@FreeBSD.org) Received: (from tuexen@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v7NF8qdK046463; Wed, 23 Aug 2017 15:08:52 GMT (envelope-from tuexen@FreeBSD.org) Message-Id: <201708231508.v7NF8qdK046463@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: tuexen set sender to tuexen@FreeBSD.org using -f From: Michael Tuexen Date: Wed, 23 Aug 2017 15:08:52 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r322813 - head/sys/netinet/tcp_stacks X-SVN-Group: head X-SVN-Commit-Author: tuexen X-SVN-Commit-Paths: head/sys/netinet/tcp_stacks X-SVN-Commit-Revision: 322813 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Aug 2017 15:08:53 -0000 Author: tuexen Date: Wed Aug 23 15:08:51 2017 New Revision: 322813 URL: https://svnweb.freebsd.org/changeset/base/322813 Log: Avoid TCP log messages which are false positives. This is https://svnweb.freebsd.org/changeset/base/322812, just for alternate TCP stacks. XMFC with: 322812 Modified: head/sys/netinet/tcp_stacks/fastpath.c Modified: head/sys/netinet/tcp_stacks/fastpath.c ============================================================================== --- head/sys/netinet/tcp_stacks/fastpath.c Wed Aug 23 14:50:08 2017 (r322812) +++ head/sys/netinet/tcp_stacks/fastpath.c Wed Aug 23 15:08:51 2017 (r322813) @@ -1831,24 +1831,6 @@ tcp_do_segment_fastslow(struct mbuf *m, struct tcphdr if (TSTMP_GT(to.to_tsecr, tcp_ts_getticks())) to.to_tsecr = 0; } - /* - * If timestamps were negotiated during SYN/ACK they should - * appear on every segment during this session and vice versa. - */ - if ((tp->t_flags & TF_RCVD_TSTMP) && !(to.to_flags & TOF_TS)) { - if ((s = tcp_log_addrs(inc, th, NULL, NULL))) { - log(LOG_DEBUG, "%s; %s: Timestamp missing, " - "no action\n", s, __func__); - free(s, M_TCPLOG); - } - } - if (!(tp->t_flags & TF_RCVD_TSTMP) && (to.to_flags & TOF_TS)) { - if ((s = tcp_log_addrs(inc, th, NULL, NULL))) { - log(LOG_DEBUG, "%s; %s: Timestamp not expected, " - "no action\n", s, __func__); - free(s, M_TCPLOG); - } - } /* * Process options only when we get SYN/ACK back. The SYN case @@ -1879,6 +1861,26 @@ tcp_do_segment_fastslow(struct mbuf *m, struct tcphdr (to.to_flags & TOF_SACKPERM) == 0) tp->t_flags &= ~TF_SACK_PERMIT; } + + /* + * If timestamps were negotiated during SYN/ACK they should + * appear on every segment during this session and vice versa. + */ + if ((tp->t_flags & TF_RCVD_TSTMP) && !(to.to_flags & TOF_TS)) { + if ((s = tcp_log_addrs(inc, th, NULL, NULL))) { + log(LOG_DEBUG, "%s; %s: Timestamp missing, " + "no action\n", s, __func__); + free(s, M_TCPLOG); + } + } + if (!(tp->t_flags & TF_RCVD_TSTMP) && (to.to_flags & TOF_TS)) { + if ((s = tcp_log_addrs(inc, th, NULL, NULL))) { + log(LOG_DEBUG, "%s; %s: Timestamp not expected, " + "no action\n", s, __func__); + free(s, M_TCPLOG); + } + } + can_enter = 0; if (__predict_true((tlen == 0))) { /* @@ -2306,24 +2308,6 @@ tcp_do_segment_fastack(struct mbuf *m, struct tcphdr * if (TSTMP_GT(to.to_tsecr, tcp_ts_getticks())) to.to_tsecr = 0; } - /* - * If timestamps were negotiated during SYN/ACK they should - * appear on every segment during this session and vice versa. - */ - if ((tp->t_flags & TF_RCVD_TSTMP) && !(to.to_flags & TOF_TS)) { - if ((s = tcp_log_addrs(inc, th, NULL, NULL))) { - log(LOG_DEBUG, "%s; %s: Timestamp missing, " - "no action\n", s, __func__); - free(s, M_TCPLOG); - } - } - if (!(tp->t_flags & TF_RCVD_TSTMP) && (to.to_flags & TOF_TS)) { - if ((s = tcp_log_addrs(inc, th, NULL, NULL))) { - log(LOG_DEBUG, "%s; %s: Timestamp not expected, " - "no action\n", s, __func__); - free(s, M_TCPLOG); - } - } /* * Process options only when we get SYN/ACK back. The SYN case @@ -2354,6 +2338,26 @@ tcp_do_segment_fastack(struct mbuf *m, struct tcphdr * (to.to_flags & TOF_SACKPERM) == 0) tp->t_flags &= ~TF_SACK_PERMIT; } + + /* + * If timestamps were negotiated during SYN/ACK they should + * appear on every segment during this session and vice versa. + */ + if ((tp->t_flags & TF_RCVD_TSTMP) && !(to.to_flags & TOF_TS)) { + if ((s = tcp_log_addrs(inc, th, NULL, NULL))) { + log(LOG_DEBUG, "%s; %s: Timestamp missing, " + "no action\n", s, __func__); + free(s, M_TCPLOG); + } + } + if (!(tp->t_flags & TF_RCVD_TSTMP) && (to.to_flags & TOF_TS)) { + if ((s = tcp_log_addrs(inc, th, NULL, NULL))) { + log(LOG_DEBUG, "%s; %s: Timestamp not expected, " + "no action\n", s, __func__); + free(s, M_TCPLOG); + } + } + /* * Header prediction: check for the two common cases * of a uni-directional data xfer. If the packet has