Implements hostcache and recursive next hops.

Hostcache is a structure for monitoring changes in a routing table that
is used for routes with dynamic/recursive next hops. This is needed for
proper iBGP next hop handling.

1 files changed, 2 insertions, 0 deletions

diff --git a/nest/rt-attr.c b/nest/rt-attr.c
index abd49c70..9caee8d5 100644
--- a/nest/rt-attr.c
+++ b/nest/rt-attr.c
@@ -671,6 +671,7 @@ rta_lookup(rta *o)
   r = rta_copy(o);
   r->hash_key = h;
   r->aflags = RTAF_CACHED;
+  rt_lock_hostentry(r->hostentry);
   rta_insert(r);
 
   if (++rta_cache_count > rta_cache_limit)
@@ -688,6 +689,7 @@ rta__free(rta *a)
   if (a->next)
     a->next->pprev = a->pprev;
   a->aflags = 0;		/* Poison the entry */
+  rt_unlock_hostentry(a->hostentry);
   ea_free(a->eattrs);
   sl_free(rta_slab, a);
 }