Date: Wed, 4 Mar 2009 02:55:05 +0000 (UTC) From: Bruce M Simpson <bms@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r189345 - head/sys/sys Message-ID: <200903040255.n242t5kt029308@svn.freebsd.org>
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Author: bms Date: Wed Mar 4 02:55:04 2009 New Revision: 189345 URL: http://svn.freebsd.org/changeset/base/189345 Log: Overlay a uint16_t field suitable for use by the IGMPv3 code. It is used to maintain the number of group records contained in a pending IGMPv3 output mbuf chain. Modified: head/sys/sys/mbuf.h Modified: head/sys/sys/mbuf.h ============================================================================== --- head/sys/sys/mbuf.h Wed Mar 4 02:54:11 2009 (r189344) +++ head/sys/sys/mbuf.h Wed Mar 4 02:55:04 2009 (r189345) @@ -122,9 +122,13 @@ struct pkthdr { int csum_flags; /* flags regarding checksum */ int csum_data; /* data field used by csum routines */ u_int16_t tso_segsz; /* TSO segment size */ - u_int16_t ether_vtag; /* Ethernet 802.1p+q vlan tag */ + union { + u_int16_t vt_vtag; /* Ethernet 802.1p+q vlan tag */ + u_int16_t vt_nrecs; /* # of IGMPv3 records in this chain */ + } PH_vt; SLIST_HEAD(packet_tags, m_tag) tags; /* list of packet tags */ }; +#define ether_vtag PH_vt.vt_vtag /* * Description of external storage mapped into mbuf; valid only if M_EXT is
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