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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