Date: Wed, 1 Jul 2020 21:42:52 +0000 (UTC) From: Michael Tuexen <tuexen@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r362870 - stable/12/sys/netinet Message-ID: <202007012142.061LgqXK025599@repo.freebsd.org>
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Author: tuexen Date: Wed Jul 1 21:42:52 2020 New Revision: 362870 URL: https://svnweb.freebsd.org/changeset/base/362870 Log: MFC r356227: Add flags for upcoming patches related to improved ECN handling. No functional change. Submitted by: rscheff Reviewed by: rgrimes, tuexen Differential Revision: https://reviews.freebsd.org/D22429 Modified: stable/12/sys/netinet/tcp.h stable/12/sys/netinet/tcp_syncache.h Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/netinet/tcp.h ============================================================================== --- stable/12/sys/netinet/tcp.h Wed Jul 1 21:40:27 2020 (r362869) +++ stable/12/sys/netinet/tcp.h Wed Jul 1 21:42:52 2020 (r362870) @@ -71,8 +71,9 @@ struct tcphdr { #define TH_URG 0x20 #define TH_ECE 0x40 #define TH_CWR 0x80 +#define TH_AE 0x100 /* maps into th_x2 */ #define TH_FLAGS (TH_FIN|TH_SYN|TH_RST|TH_PUSH|TH_ACK|TH_URG|TH_ECE|TH_CWR) -#define PRINT_TH_FLAGS "\20\1FIN\2SYN\3RST\4PUSH\5ACK\6URG\7ECE\10CWR" +#define PRINT_TH_FLAGS "\20\1FIN\2SYN\3RST\4PUSH\5ACK\6URG\7ECE\10CWR\11AE" u_short th_win; /* window */ u_short th_sum; /* checksum */ Modified: stable/12/sys/netinet/tcp_syncache.h ============================================================================== --- stable/12/sys/netinet/tcp_syncache.h Wed Jul 1 21:40:27 2020 (r362869) +++ stable/12/sys/netinet/tcp_syncache.h Wed Jul 1 21:42:52 2020 (r362870) @@ -90,6 +90,10 @@ struct syncache { #define SCF_SIGNATURE 0x20 /* send MD5 digests */ #define SCF_SACK 0x80 /* send SACK option */ #define SCF_ECN 0x100 /* send ECN setup packet */ +#define SCF_ACE_N 0x200 /* send ACE non-ECT setup */ +#define SCF_ACE_0 0x400 /* send ACE ECT0 setup */ +#define SCF_ACE_1 0x800 /* send ACE ECT1 setup */ +#define SCF_ACE_CE 0x1000 /* send ACE CE setup */ struct syncache_head { struct mtx sch_mtx;
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