diff --git a/fs/namespace.c b/fs/namespace.c
index b4febb29d3bb3d855793daa1b3f07cb303e1f6ea..e5e1c7d1839b791f0c52428a9ffe058bd7ded092 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1109,6 +1109,7 @@ static int show_vfsstat(struct seq_file *m, void *v)
 
 	/* device */
 	if (mnt->mnt_sb->s_op->show_devname) {
+		seq_puts(m, "device ");
 		err = mnt->mnt_sb->s_op->show_devname(m, mnt);
 	} else {
 		if (mnt->mnt_devname) {