rcuja: implement add

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

diff --git a/rcuja/rcuja-internal.h b/rcuja/rcuja-internal.h
index b1d7baadd229800a223a10762eafd6d7888f25a3..28908e050b06e88d4dc9003487ee4f912596b819 100644 (file)
--- a/rcuja/rcuja-internal.h
+++ b/rcuja/rcuja-internal.h
@@ -27,14 +27,14 @@
 #include <urcu/rculfhash.h>
 
 /* Never declared. Opaque type used to store flagged node pointers. */
-struct cds_ja_node_flag;
+struct cds_ja_inode_flag;
 
 /*
  * Shadow node contains mutex and call_rcu head associated with a node.
  */
 struct cds_ja_shadow_node {
        struct cds_lfht_node ht_node;   /* hash table node */
-       struct cds_ja_node *node;       /* reverse mapping and hash table key */
+       struct cds_ja_inode *node;      /* reverse mapping and hash table key */
        /*
         * mutual exclusion on all nodes belonging to the same tree
         * position (e.g. both nodes before and after recompaction
@@ -46,7 +46,9 @@ struct cds_ja_shadow_node {
 };
 
 struct cds_ja {
-       struct cds_ja_node_flag *root;
+       struct cds_ja_inode_flag *root;
+       unsigned int tree_depth;
+       uint64_t key_max;
        /*
         * We use a hash table to associate node keys to their
         * respective shadow node. This helps reducing lookup hot path
@@ -57,14 +59,15 @@ struct cds_ja {
 
 __attribute__((visibility("protected")))
 struct cds_ja_shadow_node *rcuja_shadow_lookup_lock(struct cds_lfht *ht,
-               struct cds_ja_node *node);
+               struct cds_ja_inode *node);
+
 __attribute__((visibility("protected")))
 void rcuja_shadow_unlock(struct cds_ja_shadow_node *shadow_node);
+
 __attribute__((visibility("protected")))
 int rcuja_shadow_set(struct cds_lfht *ht,
-               struct cds_ja_node *new_node,
+               struct cds_ja_inode *new_node,
                struct cds_ja_shadow_node *inherit_from);
-__attribute__((visibility("protected")))
 
 /* rcuja_shadow_clear flags */
 enum {
@@ -72,12 +75,19 @@ enum {
        RCUJA_SHADOW_CLEAR_FREE_LOCK = (1U << 1),
 };
 
+__attribute__((visibility("protected")))
 int rcuja_shadow_clear(struct cds_lfht *ht,
-               struct cds_ja_node *node,
+               struct cds_ja_inode *node,
                unsigned int flags);
+
+__attribute__((visibility("protected")))
+void rcuja_shadow_prune(struct cds_lfht *ht,
+               unsigned int flags);
+
 __attribute__((visibility("protected")))
 struct cds_lfht *rcuja_create_ht(const struct rcu_flavor_struct *flavor);
+
 __attribute__((visibility("protected")))
-void rcuja_delete_ht(struct cds_lfht *ht);
+int rcuja_delete_ht(struct cds_lfht *ht);
 
 #endif /* _URCU_RCUJA_INTERNAL_H */