Changeset 7fff5eab in mainline for uspace/srv/vfs/vfs_node.c

Timestamp:

2008-01-08T20:38:59Z (17 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

67f63c4

Parents:

752ccee

Message:

Management of the cached VFS node size.

File:

• uspace/srv/vfs/vfs_node.c (modified) (4 diffs)

uspace/srv/vfs/vfs_node.c

@@ -43 +43 @@
 #include <rwlock.h>
 #include <libadt/hash_table.h>
+#include <assert.h>
 
 /** Futex protecting the VFS node hash table. */
@@ -122 +123 @@
  *
  * @param triplet       Triplet encoding the identity of the VFS node.
+ * @param size          Size of the node as filled by vfs_lookup_internal().
  *
  * @return              VFS node corresponding to the given triplet.
  */
-vfs_node_t *vfs_node_get(vfs_triplet_t *triplet)
+vfs_node_t *vfs_node_get(vfs_triplet_t *triplet, size_t size)
 {
         unsigned long key[] = {
@@ -147 +149 @@
                 node->dev_handle = triplet->fs_handle;
                 node->index = triplet->index;
+                node->size = size;
                 link_initialize(&node->nh_link);
                 rwlock_initialize(&node->contents_rwlock);
@@ -153 +156 @@
                 node = hash_table_get_instance(tmp, vfs_node_t, nh_link);       
         }
+
+        assert(node->size == size);
+
         _vfs_node_addref(node);
         futex_up(&nodes_futex);