From: Sebastian Harl <sh@tokkee.org>
Date: Fri, 3 Jan 2014 12:23:51 +0000 (+0100)
Subject: utils llist: Added TODO note about iterator improvements.
X-Git-Tag: sysdb-0.1.0~258
X-Git-Url: https://git.tokkee.org/?p=sysdb.git;a=commitdiff_plain;h=86008386cf41fac1355c260f490d40e084696f46

utils llist: Added TODO note about iterator improvements.
---

diff --git a/src/utils/llist.c b/src/utils/llist.c
index c56cdbd..401a4ba 100644
--- 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;