--- linux/fs/minix/minix_op.c	2018/04/24 18:03:52	1.1
+++ linux/fs/minix/minix_op.c	2018/04/24 18:06:05	1.1.1.2
@@ -7,6 +7,12 @@
 #include <linux/fs.h>
 #include <linux/minix_fs.h>
 
+void minix_put_inode(struct inode *inode)
+{
+	minix_truncate(inode);
+	minix_free_inode(inode);
+}
+
 /*
  * These are the low-level inode operations for minix filesystem inodes.
  */
@@ -23,16 +29,21 @@ struct inode_operations minix_inode_oper
 	minix_readlink,
 	minix_open,
 	minix_release,
-	minix_follow_link
+	minix_follow_link,
+	minix_bmap,
+	minix_truncate,
+	minix_write_inode,
+	minix_put_inode
 };
 
 /*
- * We have just NULL's here: the current defaults are ok for
+ * We have mostly NULL's here: the current defaults are ok for
  * the minix filesystem.
  */
 struct file_operations minix_file_operations = {
 	NULL,	/* lseek */
 	NULL,	/* read */
-	NULL	/* write */
+	NULL,	/* write */
+	minix_readdir
 };