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Index: sys/netinet/if_ether.c
===================================================================
--- sys/netinet/if_ether.c
+++ sys/netinet/if_ether.c
@@ -186,7 +186,7 @@
static void arp_mark_lle_reachable(struct llentry *la);
static void arp_iflladdr(void *arg __unused, struct ifnet *ifp);
-static eventhandler_tag iflladdr_tag;
+static eventhandler_tag iflladdr_tag, lle_event_eh;
static const struct netisr_handler arp_nh = {
.nh_name = "arp",
@@ -1481,6 +1481,56 @@
}
static void
+arp_lle_event(void *arg __unused, struct llentry *lle, int evt)
+{
+ struct rt_addrinfo rtinfo;
+ struct sockaddr_in dst;
+ struct sockaddr_dl gw;
+ struct ifnet *ifp;
+ int type;
+
+ LLE_WLOCK_ASSERT(lle);
+
+ if (lltable_get_af(lle->lle_tbl) != AF_INET)
+ return;
+
+ switch (evt) {
+ case LLENTRY_RESOLVED:
+ KASSERT(lle->la_flags & LLE_VALID,
+ ("%s: %p resolved but not valid?", __func__, lle));
+ type = RTM_ADD;
+ break;
+ case LLENTRY_EXPIRED:
+ type = RTM_DELETE;
+ break;
+ default:
+ return;
+ }
+
+ ifp = lltable_get_ifp(lle->lle_tbl);
+ bzero(&dst, sizeof(dst));
+ bzero(&gw, sizeof(gw));
+ bzero(&rtinfo, sizeof(rtinfo));
+ lltable_fill_sa_entry(lle, (struct sockaddr *)&dst);
+ gw = (struct sockaddr_dl){
+ .sdl_len = sizeof(gw),
+ .sdl_family = AF_LINK,
+ .sdl_alen = ifp->if_addrlen,
+ .sdl_index = ifp->if_index,
+ .sdl_type = ifp->if_type,
+ };
+ if (lle->ll_addr != NULL)
+ bcopy(lle->ll_addr, gw.sdl_data, ifp->if_addrlen);
+ rtinfo = (struct rt_addrinfo){
+ .rti_info[RTAX_DST] = (struct sockaddr *)&dst,
+ .rti_info[RTAX_GATEWAY] = (struct sockaddr *)&gw,
+ };
+ rt_missmsg_fib(type, &rtinfo, RTF_HOST | RTF_LLDATA | (
+ type == RTM_ADD ? RTF_UP : 0), 0,
+ (V_rt_add_addr_allfibs) ? RT_ALL_FIBS : ifp->if_fib);
+}
+
+static void
vnet_arp_init(void)
{
@@ -1488,6 +1538,8 @@
netisr_register(&arp_nh);
iflladdr_tag = EVENTHANDLER_REGISTER(iflladdr_event,
arp_iflladdr, NULL, EVENTHANDLER_PRI_ANY);
+ lle_event_eh = EVENTHANDLER_REGISTER(lle_event,
+ arp_lle_event, NULL, EVENTHANDLER_PRI_ANY);
}
#ifdef VIMAGE
else
Index: sys/netinet6/nd6.c
===================================================================
--- sys/netinet6/nd6.c
+++ sys/netinet6/nd6.c
@@ -167,9 +167,9 @@
switch (evt) {
case LLENTRY_RESOLVED:
- type = RTM_ADD;
KASSERT(lle->la_flags & LLE_VALID,
("%s: %p resolved but not valid?", __func__, lle));
+ type = RTM_ADD;
break;
case LLENTRY_EXPIRED:
type = RTM_DELETE;
@@ -191,7 +191,7 @@
gw.sdl_alen = ifp->if_addrlen;
gw.sdl_index = ifp->if_index;
gw.sdl_type = ifp->if_type;
- if (evt == LLENTRY_RESOLVED)
+ if (lle->ll_addr != NULL)
bcopy(lle->ll_addr, gw.sdl_data, ifp->if_addrlen);
rtinfo.rti_info[RTAX_DST] = (struct sockaddr *)&dst;
rtinfo.rti_info[RTAX_GATEWAY] = (struct sockaddr *)&gw;

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