Changeset e056e820 in mainline for uspace/srv/fs/tmpfs/tmpfs_ops.c

Timestamp:

2010-01-26T19:16:58Z (15 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

1715b6af, bb0d3d24

Parents:

9bddf37

Message:

Finish implementation of tmpfs_unmounted().

File:

• uspace/srv/fs/tmpfs/tmpfs_ops.c (modified) (2 diffs)

uspace/srv/fs/tmpfs/tmpfs_ops.c

@@ -233 +233 @@
 }
 
+static void tmpfs_instance_done(dev_handle_t dev_handle)
+{
+        unsigned long key[] = {
+                [NODES_KEY_DEV] = dev_handle
+        };
+        /*
+         * Here we are making use of one special feature of our hash table
+         * implementation, which allows to remove more items based on a partial
+         * key match. In the following, we are going to remove all nodes
+         * matching our device handle. The nodes_remove_callback() function will
+         * take care of resource deallocation.
+         */
+        hash_table_remove(&nodes, key, 1);
+}
+
 int tmpfs_match(fs_node_t **rfn, fs_node_t *pfn, const char *component)
 {
@@ -471 +486 @@
 void tmpfs_unmounted(ipc_callid_t rid, ipc_call_t *request)
 {
-        ipc_answer_0(rid, ENOTSUP);
+        dev_handle_t dev_handle = (dev_handle_t) IPC_GET_ARG1(*request);
+
+        tmpfs_instance_done(dev_handle);
+        ipc_answer_0(rid, EOK);
 }