rculfhash: introduce cds_lfht_node_init_deleted

[urcu.git] / src / rculfhash.c

diff --git a/src/rculfhash.c b/src/rculfhash.c
index 04fd49946aa940184015a4921971feff5d3818e5..8046f3a63a280397be3986231f1db8921ea4bfdb 100644 (file)
--- a/src/rculfhash.c
+++ b/src/rculfhash.c
@@ -851,6 +851,12 @@ int is_removal_owner(struct cds_lfht_node *node)
        return ((unsigned long) node) & REMOVAL_OWNER_FLAG;
 }
 
+static
+struct cds_lfht_node *flag_removed(struct cds_lfht_node *node)
+{
+       return (struct cds_lfht_node *) (((unsigned long) node) | REMOVED_FLAG);
+}
+
 static
 struct cds_lfht_node *flag_removal_owner(struct cds_lfht_node *node)
 {
@@ -1578,6 +1584,12 @@ const struct cds_lfht_mm_type *get_mm_type(
 }
 #endif
 
+void cds_lfht_node_init_deleted(struct cds_lfht_node *node)
+{
+       cds_lfht_node_init(node);
+       node->next = flag_removed(NULL);
+}
+
 struct cds_lfht *_cds_lfht_new(unsigned long init_size,
                        unsigned long min_nr_alloc_buckets,
                        unsigned long max_nr_buckets,