Changeset 501 for Whitix/branches/hybrid

Timestamp:

05/13/08 23:59:51 (4 months ago)

Author:

mwhitworth

Message:

Add to comments.

Files:

• Whitix/branches/hybrid/fs/vfs/vcache.c (modified) (2 diffs)

Whitix/branches/hybrid/fs/vfs/vcache.c

@@ -19 +19 @@
 #include <fs/vfs.h>
 #include <malloc.h>
+#include <module.h>
 #include <slab.h>
 #include <task.h>
@@ -119 +120 @@
                 return NULL;
 
-        /* Find if there is already a vnode with said id and filesystem by
-        iterating through the vnode list */
-
+        /* Find if there is already a vnode with the given id and superblock by
+        iterating through the vNode list */
         if ((curr=VNodeFind(superBlock,id)))
                 return curr;
 
+        /* If not, allocate it. VNodeAlloc calls the superblock's ReadVNode function,
+         * which fills in the vNode's information. */
         return VNodeAlloc(superBlock,id);
 }
 
+SYMBOL_EXPORT(VNodeGet);
+
+/***********************************************************************
+ *
+ * FUNCTION: VNodeGetEmpty
+ *
+ * DESCRIPTION: Create an empty vNode.
+ *
+ * PARAMETERS: None
+ *
+ * RETURNS: A new vNode, created using MemCacheAlloc.
+ *
+ ***********************************************************************/
+
 struct VNode* VNodeGetEmpty()
 {
         return MemCacheAlloc(vNodeCache);
 }
+
+SYMBOL_EXPORT(VNodeGetEmpty);
 
 /***********************************************************************