rculfhash: approximation can be negative

[urcu.git] / urcu / rculfhash.h

diff --git a/urcu/rculfhash.h b/urcu/rculfhash.h
index 1c1f03b51d904d3aab6c9e50c8e7aa8f47d47c2f..4a897faea7c8f52092d4e4aeded78f1c65511ffa 100644 (file)
--- a/urcu/rculfhash.h
+++ b/urcu/rculfhash.h
@@ -165,10 +165,10 @@ int cds_lfht_destroy(struct cds_lfht *ht, pthread_attr_t **attr);
  * Call with rcu_read_lock held.
  */
 void cds_lfht_count_nodes(struct cds_lfht *ht,
-               unsigned long *approx_before,
+               long *approx_before,
                unsigned long *count,
                unsigned long *removed,
-               unsigned long *approx_after);
+               long *approx_after);
 
 /*
  * cds_lfht_lookup - lookup a node by key.