Date: Sat, 17 Apr 2010 04:17:17 +0000 (UTC) From: Randall Stewart <rrs@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org Subject: svn commit: r206743 - stable/8/sys/netinet Message-ID: <201004170417.o3H4HHV0045089@svn.freebsd.org>
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Author: rrs Date: Sat Apr 17 04:17:17 2010 New Revision: 206743 URL: http://svn.freebsd.org/changeset/base/206743 Log: MFC of 206151 Modified: stable/8/sys/netinet/sctp_output.c Directory Properties: stable/8/sys/ (props changed) stable/8/sys/amd64/include/xen/ (props changed) stable/8/sys/cddl/contrib/opensolaris/ (props changed) stable/8/sys/contrib/dev/acpica/ (props changed) stable/8/sys/contrib/pf/ (props changed) stable/8/sys/dev/xen/xenpci/ (props changed) Modified: stable/8/sys/netinet/sctp_output.c ============================================================================== --- stable/8/sys/netinet/sctp_output.c Sat Apr 17 04:15:46 2010 (r206742) +++ stable/8/sys/netinet/sctp_output.c Sat Apr 17 04:17:17 2010 (r206743) @@ -3709,7 +3709,7 @@ sctp_lowlevel_chunk_output(struct sctp_i (stcb) && (stcb->asoc.loopback_scope))) { m->m_pkthdr.csum_flags = CSUM_SCTP; - m->m_pkthdr.csum_data = 0; /* FIXME MT */ + m->m_pkthdr.csum_data = 0; SCTP_STAT_INCR(sctps_sendhwcrc); } else { SCTP_STAT_INCR(sctps_sendnocrc); @@ -4021,7 +4021,7 @@ sctp_lowlevel_chunk_output(struct sctp_i (stcb) && (stcb->asoc.loopback_scope))) { m->m_pkthdr.csum_flags = CSUM_SCTP; - m->m_pkthdr.csum_data = 0; /* FIXME MT */ + m->m_pkthdr.csum_data = 0; SCTP_STAT_INCR(sctps_sendhwcrc); } else { SCTP_STAT_INCR(sctps_sendnocrc); @@ -10542,7 +10542,7 @@ sctp_send_shutdown_complete2(struct mbuf SCTP_ENABLE_UDP_CSUM(mout); } else { mout->m_pkthdr.csum_flags = CSUM_SCTP; - mout->m_pkthdr.csum_data = 0; /* FIXME MT */ + mout->m_pkthdr.csum_data = 0; SCTP_STAT_INCR(sctps_sendhwcrc); } SCTP_ATTACH_CHAIN(o_pak, mout, mlen); @@ -10566,14 +10566,29 @@ sctp_send_shutdown_complete2(struct mbuf if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LAST_PACKET_TRACING) sctp_packet_log(mout, mlen); #endif - comp_cp->sh.checksum = sctp_calculate_cksum(mout, offset_out); - SCTP_STAT_INCR(sctps_sendswcrc); SCTP_ATTACH_CHAIN(o_pak, mout, mlen); if (port) { - if ((udp->uh_sum = in6_cksum(o_pak, IPPROTO_UDP, sizeof(struct ip6_hdr), - sizeof(struct sctp_shutdown_complete_msg) + sizeof(struct udphdr))) == 0) { + if (!(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) && + (stcb) && + (stcb->asoc.loopback_scope))) { + comp_cp->sh.checksum = sctp_calculate_cksum(mout, sizeof(struct ip6_hdr) + sizeof(struct udphdr)); + SCTP_STAT_INCR(sctps_sendswcrc); + } else { + SCTP_STAT_INCR(sctps_sendnocrc); + } + if ((udp->uh_sum = in6_cksum(o_pak, IPPROTO_UDP, sizeof(struct ip6_hdr), mlen - sizeof(struct ip6_hdr))) == 0) { udp->uh_sum = 0xffff; } + } else { + if (!(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) && + (stcb) && + (stcb->asoc.loopback_scope))) { + mout->m_pkthdr.csum_flags = CSUM_SCTP; + mout->m_pkthdr.csum_data = 0; + SCTP_STAT_INCR(sctps_sendhwcrc); + } else { + SCTP_STAT_INCR(sctps_sendnocrc); + } } SCTP_IP6_OUTPUT(ret, o_pak, &ro, &ifp, stcb, vrf_id); @@ -11593,7 +11608,7 @@ sctp_send_abort(struct mbuf *m, int iphl SCTP_ENABLE_UDP_CSUM(o_pak); } else { mout->m_pkthdr.csum_flags = CSUM_SCTP; - mout->m_pkthdr.csum_data = 0; /* FIXME MT */ + mout->m_pkthdr.csum_data = 0; SCTP_STAT_INCR(sctps_sendhwcrc); } SCTP_IP_OUTPUT(ret, o_pak, &ro, stcb, vrf_id); @@ -11621,13 +11636,29 @@ sctp_send_abort(struct mbuf *m, int iphl if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LAST_PACKET_TRACING) sctp_packet_log(mout, len); #endif - abm->sh.checksum = sctp_calculate_cksum(mout, iphlen_out); - SCTP_STAT_INCR(sctps_sendswcrc); SCTP_ATTACH_CHAIN(o_pak, mout, len); if (port) { + if (!(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) && + (stcb) && + (stcb->asoc.loopback_scope))) { + abm->sh.checksum = sctp_calculate_cksum(mout, sizeof(struct ip6_hdr) + sizeof(struct udphdr)); + SCTP_STAT_INCR(sctps_sendswcrc); + } else { + SCTP_STAT_INCR(sctps_sendnocrc); + } if ((udp->uh_sum = in6_cksum(o_pak, IPPROTO_UDP, sizeof(struct ip6_hdr), len - sizeof(struct ip6_hdr))) == 0) { udp->uh_sum = 0xffff; } + } else { + if (!(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) && + (stcb) && + (stcb->asoc.loopback_scope))) { + mout->m_pkthdr.csum_flags = CSUM_SCTP; + mout->m_pkthdr.csum_data = 0; + SCTP_STAT_INCR(sctps_sendhwcrc); + } else { + SCTP_STAT_INCR(sctps_sendnocrc); + } } SCTP_IP6_OUTPUT(ret, o_pak, &ro, &ifp, stcb, vrf_id); @@ -11815,7 +11846,7 @@ sctp_send_operr_to(struct mbuf *m, int i SCTP_ENABLE_UDP_CSUM(o_pak); } else { mout->m_pkthdr.csum_flags = CSUM_SCTP; - mout->m_pkthdr.csum_data = 0; /* FIXME MT */ + mout->m_pkthdr.csum_data = 0; SCTP_STAT_INCR(sctps_sendhwcrc); } SCTP_IP_OUTPUT(ret, o_pak, &ro, stcb, vrf_id); @@ -11841,13 +11872,29 @@ sctp_send_operr_to(struct mbuf *m, int i if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LAST_PACKET_TRACING) sctp_packet_log(mout, len); #endif - sh_out->checksum = sctp_calculate_cksum(mout, iphlen_out); - SCTP_STAT_INCR(sctps_sendswcrc); SCTP_ATTACH_CHAIN(o_pak, mout, len); if (port) { + if (!(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) && + (stcb) && + (stcb->asoc.loopback_scope))) { + sh_out->checksum = sctp_calculate_cksum(mout, sizeof(struct ip6_hdr) + sizeof(struct udphdr)); + SCTP_STAT_INCR(sctps_sendswcrc); + } else { + SCTP_STAT_INCR(sctps_sendnocrc); + } if ((udp->uh_sum = in6_cksum(o_pak, IPPROTO_UDP, sizeof(struct ip6_hdr), len - sizeof(struct ip6_hdr))) == 0) { udp->uh_sum = 0xffff; } + } else { + if (!(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) && + (stcb) && + (stcb->asoc.loopback_scope))) { + mout->m_pkthdr.csum_flags = CSUM_SCTP; + mout->m_pkthdr.csum_data = 0; + SCTP_STAT_INCR(sctps_sendhwcrc); + } else { + SCTP_STAT_INCR(sctps_sendnocrc); + } } SCTP_IP6_OUTPUT(ret, o_pak, &ro, &ifp, stcb, vrf_id);
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