utils llist: Added TODO note about iterator improvements.

[sysdb.git] / src / utils / llist.c

diff --git a/src/utils/llist.c b/src/utils/llist.c
index c56cdbda098b581c9d957aeebb7db9c1725ffdf0..401a4ba5d92280901c5782e48cda24443842cd98 100644 (file)
--- a/src/utils/llist.c
+++ b/src/utils/llist.c
@@ -443,6 +443,11 @@ sdb_llist_iter_get_next(sdb_llist_iter_t *iter)
 
        pthread_rwlock_rdlock(&iter->list->lock);
 
+       /* XXX: increment ref-cnt for this object?
+        *      also: when letting an element take ownership of next and prev
+        *      elements, this might be a fairly cheap way to implement a weak
+        *      type of snapshotting */
+
        obj = iter->elem->obj;
        iter->elem = iter->elem->next;