--- c34680849c5290199a91d42bf276dc6f9d20e01e
+++ a53b9e5068cdccc0a5850cbd7284e7d8d1fbc52b
@@ -616,13 +616,6 @@ static void nfs_show_mount_options(struc
 
 	if (nfss->options & NFS_OPTION_FSCACHE)
 		seq_printf(m, ",fsc");
-
-	if (nfss->flags & NFS_MOUNT_LOOKUP_CACHE_NONEG) {
-		if (nfss->flags & NFS_MOUNT_LOOKUP_CACHE_NONE)
-			seq_printf(m, ",lookupcache=none");
-		else
-			seq_printf(m, ",lookupcache=pos");
-	}
 }
 
 /*
@@ -1925,15 +1918,6 @@ nfs_remount(struct super_block *sb, int
 	if (error < 0)
 		goto out;
 
-	/*
-	 * noac is a special case. It implies -o sync, but that's not
-	 * necessarily reflected in the mtab options. do_remount_sb
-	 * will clear MS_SYNCHRONOUS if -o sync wasn't specified in the
-	 * remount options, so we have to explicitly reset it.
-	 */
-	if (data->flags & NFS_MOUNT_NOAC)
-		*flags |= MS_SYNCHRONOUS;
-
 	/* compare new mount options with old ones */
 	error = nfs_compare_remount_data(nfss, data);
 out: