VFS: normal filesystems (and lustre): d_inode() annotations

that's the bulk of filesystem drivers dealing with inodes of their own

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/configfs/file.c b/fs/configfs/file.c
index 56d2cdc..403269f 100644
--- a/fs/configfs/file.c
+++ b/fs/configfs/file.c
@@ -326,10 +326,10 @@
 	umode_t mode = (attr->ca_mode & S_IALLUGO) | S_IFREG;
 	int error = 0;
 
-	mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_NORMAL);
+	mutex_lock_nested(&d_inode(dir)->i_mutex, I_MUTEX_NORMAL);
 	error = configfs_make_dirent(parent_sd, NULL, (void *) attr, mode,
 				     CONFIGFS_ITEM_ATTR);
-	mutex_unlock(&dir->d_inode->i_mutex);
+	mutex_unlock(&d_inode(dir)->i_mutex);
 
 	return error;
 }