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Subject[PATCH 2/2] Make relatime default
Change the default behaviour of the kernel to use relatime for all
filesystems. This can be overridden with the "strictatime" mount
option.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
---
fs/namespace.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/fs/namespace.c b/fs/namespace.c
index d0659ec..f0e7530 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1920,6 +1920,9 @@ long do_mount(char *dev_name, char *dir_name, char *type_page,
if (data_page)
((char *)data_page)[PAGE_SIZE - 1] = 0;

+ /* Default to relatime */
+ mnt_flags |= MNT_RELATIME;
+
/* Separate the per-mountpoint flags */
if (flags & MS_NOSUID)
mnt_flags |= MNT_NOSUID;
@@ -1931,8 +1934,6 @@ long do_mount(char *dev_name, char *dir_name, char *type_page,
mnt_flags |= MNT_NOATIME;
if (flags & MS_NODIRATIME)
mnt_flags |= MNT_NODIRATIME;
- if (flags & MS_RELATIME)
- mnt_flags |= MNT_RELATIME;
if (flags & MS_STRICTATIME)
mnt_flags &= ~(MNT_RELATIME | MNT_NOATIME);
if (flags & MS_RDONLY)
--
Matthew Garrett | mjg59@srcf.ucam.org

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