diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 186ec49..1150ea4 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -151,6 +151,7 @@
 	unsigned long		mount_time;	/* when this fs was mounted */
 	struct super_block	*super;		/* VFS super block */
 	dev_t			s_dev;		/* superblock dev numbers */
+	struct nfs_auth_info	auth_info;	/* parsed auth flavors */
 
 #ifdef CONFIG_NFS_FSCACHE
 	struct nfs_fscache_key	*fscache_key;	/* unique key for superblock */