Index: uspace/srv/fs/minixfs/mfs_dentry.c
===================================================================
--- uspace/srv/fs/minixfs/mfs_dentry.c	(revision 99f043e491022ac09b247647104a7b6e99ef8971)
+++ uspace/srv/fs/minixfs/mfs_dentry.c	(revision bb8cd790bd5f29064def948069b88d075b3a9b18)
@@ -33,4 +33,13 @@
 #include "mfs.h"
 
+/**Read a directory entry from disk.
+ *
+ * @param mnode		Pointer to the directory node.
+ * @param d_info	Pointer to a directory entry structure where the dentry info
+ *			will be stored.
+ * @param index		index of the dentry in the list.
+ *
+ * @return		EOK on success or a negative error code.
+ */
 int
 read_dentry(struct mfs_node *mnode,
@@ -86,4 +95,10 @@
 }
 
+/**Write a directory entry on disk.
+ *
+ * @param d_info	Pointer to the directory entry structure to write on disk.
+ *
+ * @return		EOK on success or a negative error code.
+ */
 int
 write_dentry(struct mfs_dentry_info *d_info)
@@ -128,4 +143,11 @@
 }
 
+/**Remove a directory entry from a directory.
+ *
+ * @param mnode		Pointer to the directory node.
+ * @param d_name	Name of the directory entry to delete.
+ *
+ * @return		EOK on success or a negative error code.
+ */
 int
 remove_dentry(struct mfs_node *mnode, const char *d_name)
@@ -156,4 +178,12 @@
 }
 
+/**Insert a new directory entry in a existing directory.
+ *
+ * @param mnode		Pointer to the directory node.
+ * @param d_name	Name of the new directory entry.
+ * @param d_inum	index of the inode that will be pointed by the new dentry.
+ *
+ * @return		EOK on success or a negative error code.
+ */
 int
 insert_dentry(struct mfs_node *mnode, const char *d_name, fs_index_t d_inum)