From 882a943574fd115bf6b420d204bb917afeb0d6da Mon Sep 17 00:00:00 2001
From: Michael Kerrisk <mtk.manpages@gmail.com>
Date: Mon, 17 Dec 2007 14:21:56 +0000
Subject: [PATCH] Clarify that MS_NODIRATIME provides a subset of the
 functionality provided by MS_NOATIME.

---
 man2/mount.2 | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/man2/mount.2 b/man2/mount.2
index 51e925818..9b6c571de 100644
--- a/man2/mount.2
+++ b/man2/mount.2
@@ -137,6 +137,12 @@ Do not allow access to devices (special files) on this file system.
 .TP
 .B MS_NODIRATIME
 Do not update access times for directories on this file system.
+This flag provides a subset of the functionality provided by
+.BR MS_NOATIME ;
+that is,
+.BR MS_NOATIME
+implies
+.BR MS_NODIRATIME .
 .TP
 .B MS_NOEXEC
 Do not allow programs to be executed from this file system.