mount options: fix ext2

Add noreservation option to /proc/mounts for ext2 filesystems.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 22f1010..088b011 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -285,6 +285,9 @@
 		seq_puts(seq, ",xip");
 #endif
 
+	if (!test_opt(sb, RESERVATION))
+		seq_puts(seq, ",noreservation");
+
 	return 0;
 }