Author: bz
Date: Tue Jul 31 05:34:54 2012
New Revision: 238934
URL: http://svn.freebsd.org/changeset/base/238934
Log:
Improve the should-never-hit printf to ease debugging in case we'd ever hit
it again when doing the delayed IPv6 checksum calculations.
MFC after: 3 days
Modified:
head/sys/netinet6/ip6_output.c
Modified: head/sys/netinet6/ip6_output.c
==============================================================================
--- head/sys/netinet6/ip6_output.c Tue Jul 31 05:23:23 2012
(r238933)
+++ head/sys/netinet6/ip6_output.c Tue Jul 31 05:34:54 2012
(r238934)
@@ -195,8 +195,9 @@ in6_delayed_cksum(struct mbuf *m, uint32
offset += m->m_pkthdr.csum_data; /* checksum offset */
if (offset + sizeof(u_short) > m->m_len) {
- printf("%s: delayed m_pullup, m->len: %d off: %d\n",
- __func__, m->m_len, offset);
+ printf("%s: delayed m_pullup, m->len: %d plen %u off %u "
+ "csum_flags=0x%04x\n", __func__, m->m_len, plen, offset,
+ m->m_pkthdr.csum_flags);
/*
* XXX this should not happen, but if it does, the correct
* behavior may be to insert the checksum in the appropriate
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