svn commit: r186071 - projects/arpv2_merge_1/sys/netinet
Qing Li
qingli at FreeBSD.org
Sat Dec 13 18:44:58 PST 2008
Author: qingli
Date: Sun Dec 14 02:44:58 2008
New Revision: 186071
URL: http://svn.freebsd.org/changeset/base/186071
Log:
We will delete the interface address ARP entry only
when we remove the address.
Modified:
projects/arpv2_merge_1/sys/netinet/in.c
Modified: projects/arpv2_merge_1/sys/netinet/in.c
==============================================================================
--- projects/arpv2_merge_1/sys/netinet/in.c Sun Dec 14 01:12:55 2008 (r186070)
+++ projects/arpv2_merge_1/sys/netinet/in.c Sun Dec 14 02:44:58 2008 (r186071)
@@ -1140,12 +1140,14 @@ in_lltable_lookup(struct lltable *llt, u
lle->lle_head = lleh;
LIST_INSERT_HEAD(lleh, lle, lle_next);
} else if (flags & LLE_DELETE) {
- LLE_WLOCK(lle);
- lle->la_flags = LLE_DELETED;
- LLE_WUNLOCK(lle);
+ if (!(lle->la_flags & LLE_IFADDR) || (flags & LLE_IFADDR)) {
+ LLE_WLOCK(lle);
+ lle->la_flags = LLE_DELETED;
+ LLE_WUNLOCK(lle);
#ifdef DIAGNOSTICS
- log(LOG_INFO, "ifaddr cache = %p is deleted\n", lle);
+ log(LOG_INFO, "ifaddr cache = %p is deleted\n", lle);
#endif
+ }
lle = (void *)-1;
}
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