Author: jhb Date: Fri Jun 28 19:49:47 2019 New Revision: 349516 URL: https://svnweb.freebsd.org/changeset/base/349516
Log: Sync mbuf flags, types, and external buffer types with <sys/mbuf.h>. Sponsored by: Netflix Modified: head/share/man/man9/mbuf.9 Modified: head/share/man/man9/mbuf.9 ============================================================================== --- head/share/man/man9/mbuf.9 Fri Jun 28 19:37:48 2019 (r349515) +++ head/share/man/man9/mbuf.9 Fri Jun 28 19:49:47 2019 (r349516) @@ -209,11 +209,21 @@ The .Vt mbuf flag bits are defined as follows: .Bd -literal -/* mbuf flags */ #define M_EXT 0x00000001 /* has associated external storage */ #define M_PKTHDR 0x00000002 /* start of record */ #define M_EOR 0x00000004 /* end of record */ #define M_RDONLY 0x00000008 /* associated data marked read-only */ +#define M_NOMAP 0x00000100 /* mbuf data is unmapped (soon from Drew) */ +#define M_NOFREE 0x00000200 /* do not free mbuf, embedded in cluster */ +#define M_BCAST 0x00000010 /* send/received as link-level broadcast */ +#define M_MCAST 0x00000020 /* send/received as link-level multicast */ +#define M_PROMISC 0x00000040 /* packet was not for us */ +#define M_VLANTAG 0x00000080 /* ether_vtag is valid */ +#define M_TSTMP 0x00000400 /* rcv_tstmp field is valid */ +#define M_TSTMP_HPREC 0x00000800 /* rcv_tstmp is high-prec, typically + hw-stamped on port (useful for IEEE 1588 + and 802.1AS) */ + #define M_PROTO1 0x00001000 /* protocol-specific */ #define M_PROTO2 0x00002000 /* protocol-specific */ #define M_PROTO3 0x00004000 /* protocol-specific */ @@ -226,27 +236,34 @@ flag bits are defined as follows: #define M_PROTO10 0x00200000 /* protocol-specific */ #define M_PROTO11 0x00400000 /* protocol-specific */ #define M_PROTO12 0x00800000 /* protocol-specific */ - -/* mbuf pkthdr flags (also stored in m_flags) */ -#define M_BCAST 0x00000010 /* send/received as link-level broadcast */ -#define M_MCAST 0x00000020 /* send/received as link-level multicast */ .Ed .Pp The available .Vt mbuf types are defined as follows: .Bd -literal -/* mbuf types */ #define MT_DATA 1 /* dynamic (data) allocation */ #define MT_HEADER MT_DATA /* packet header */ + +#define MT_VENDOR1 4 /* for vendor-internal use */ +#define MT_VENDOR2 5 /* for vendor-internal use */ +#define MT_VENDOR3 6 /* for vendor-internal use */ +#define MT_VENDOR4 7 /* for vendor-internal use */ + #define MT_SONAME 8 /* socket name */ + +#define MT_EXP1 9 /* for experimental use */ +#define MT_EXP2 10 /* for experimental use */ +#define MT_EXP3 11 /* for experimental use */ +#define MT_EXP4 12 /* for experimental use */ + #define MT_CONTROL 14 /* extra-data protocol message */ -#define MT_OOBDATA 15 /* expedited data */ +#define MT_EXTCONTROL 15 /* control message with externalized contents */ +#define MT_OOBDATA 16 /* expedited data */ .Ed .Pp The available external buffer types are defined as follows: .Bd -literal -/* external buffer types */ #define EXT_CLUSTER 1 /* mbuf cluster */ #define EXT_SFBUF 2 /* sendfile(2)'s sf_bufs */ #define EXT_JUMBOP 3 /* jumbo cluster 4096 bytes */ @@ -254,6 +271,18 @@ The available external buffer types are defined as fol #define EXT_JUMBO16 5 /* jumbo cluster 16184 bytes */ #define EXT_PACKET 6 /* mbuf+cluster from packet zone */ #define EXT_MBUF 7 /* external mbuf reference */ +#define EXT_RXRING 8 /* data in NIC receive ring */ + +#define EXT_VENDOR1 224 /* for vendor-internal use */ +#define EXT_VENDOR2 225 /* for vendor-internal use */ +#define EXT_VENDOR3 226 /* for vendor-internal use */ +#define EXT_VENDOR4 227 /* for vendor-internal use */ + +#define EXT_EXP1 244 /* for experimental use */ +#define EXT_EXP2 245 /* for experimental use */ +#define EXT_EXP3 246 /* for experimental use */ +#define EXT_EXP4 247 /* for experimental use */ + #define EXT_NET_DRV 252 /* custom ext_buf provided by net driver(s) */ #define EXT_MOD_TYPE 253 /* custom module's ext_buf type */ #define EXT_DISPOSABLE 254 /* can throw this buffer away w/page flipping */ _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
