rcuja: implement add unique

[userspace-rcu.git] / urcu / rcuja.h

diff --git a/urcu/rcuja.h b/urcu/rcuja.h
index 9a006a395bcc31a3748acd42e134036a5a5e4254..0ab05183720a3dbdaa8c46057f4d8e41bf0317ee 100644 (file)
--- a/urcu/rcuja.h
+++ b/urcu/rcuja.h
@@ -62,6 +62,9 @@ struct cds_hlist_head cds_ja_lookup(struct cds_ja *ja, uint64_t key);
 int cds_ja_add(struct cds_ja *ja, uint64_t key,
                struct cds_ja_node *new_node);
 
+struct cds_ja_node *cds_ja_add_unique(struct cds_ja *ja, uint64_t key,
+               struct cds_ja_node *new_node);
+
 int cds_ja_del(struct cds_ja *ja, uint64_t key,
                struct cds_ja_node *node);