#include <string.h>
+#include <stdlib.h>
#include "utils.h"
int
anode = avl_find(&tree->avl, key);
if (anode) {
old_node = container_of(anode, struct vlist_node, avl);
- if (tree->keep_old || !tree->no_delete)
+ if (tree->keep_old || tree->no_delete)
goto update_only;
avl_delete(&tree->avl, anode);
tree->version++;
vlist_flush(tree);
}
+
+
+void
+__vlist_simple_init(struct vlist_simple_tree *tree, int offset)
+{
+ INIT_LIST_HEAD(&tree->list);
+ tree->version = 1;
+ tree->head_offset = offset;
+}
+
+void
+vlist_simple_delete(struct vlist_simple_tree *tree, struct vlist_simple_node *node)
+{
+ char *ptr;
+
+ list_del(&node->list);
+ ptr = (char *) node - tree->head_offset;
+ free(ptr);
+}
+
+void
+vlist_simple_flush(struct vlist_simple_tree *tree)
+{
+ struct vlist_simple_node *n, *tmp;
+
+ list_for_each_entry_safe(n, tmp, &tree->list, list) {
+ if (n->version == tree->version)
+ continue;
+
+ vlist_simple_delete(tree, n);
+ }
+}
+
+void
+vlist_simple_flush_all(struct vlist_simple_tree *tree)
+{
+ tree->version++;
+ vlist_simple_flush(tree);
+}