Changeset c4aca2c in mainline

Timestamp:

2010-01-24T17:21:01Z (14 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

ae75e2e3

Parents:

319f4fb

Message:

Add vfs_node_forget(). Beware!

Location:

uspace/srv/vfs

Files:

• vfs.h (modified) (1 diff)
• vfs_node.c (modified) (1 diff)

uspace/srv/vfs/vfs.h

@@ -181 +181 @@
 extern vfs_node_t *vfs_node_get(vfs_lookup_res_t *);
 extern void vfs_node_put(vfs_node_t *);
+extern void vfs_node_forget(vfs_node_t *);
 extern unsigned vfs_nodes_refcount_sum_get(fs_handle_t, dev_handle_t);
 

uspace/srv/vfs/vfs_node.c

@@ -137 +137 @@
         if (free_vfs_node)
                 free(node);
+}
+
+/** Forget node.
+ *
+ * This function will remove the node from the node hash table and deallocate
+ * its memory, regardless of the node's reference count.
+ *
+ * @param node  Node to be forgotten.
+ */
+void vfs_node_forget(vfs_node_t *node)
+{
+        fibril_mutex_lock(&nodes_mutex);
+        unsigned long key[] = {
+                [KEY_FS_HANDLE] = node->fs_handle,
+                [KEY_DEV_HANDLE] = node->dev_handle,
+                [KEY_INDEX] = node->index
+        };
+        hash_table_remove(&nodes, key, 3);
+        fibril_mutex_unlock(&nodes_mutex);
+        free(node);
 }