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ocfs2: clean up mount option about atime in ocfs2.txt 

As ocfs2 supports relatime and strictatime, we need update the
relative document. Atime_quantum need work with strictatime, so only
show it in procfs when mount with strictatime.

Signed-off-by: Tiger Yang <tiger.yang@oracle.com>
Signed-off-by: Joel Becker <jlbec@evilplan.org>
This commit is contained in:
Tiger Yang 2011-03-02 19:32:09 +08:00 committed by Joel Becker
parent d762f43831
commit e2b0c215c2
2 changed files with 8 additions and 2 deletions
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8
Documentation/filesystems/ocfs2.txt
View File

@ -46,9 +46,15 @@ errors=panic Panic and halt the machine if an error occurs.
intr (*) Allow signals to interrupt cluster operations.
nointr Do not allow signals to interrupt cluster
operations.
noatime Do not update access time.
relatime(*) Update atime if the previous atime is older than
mtime or ctime
strictatime Always update atime, but the minimum update interval
is specified by atime_quantum.
atime_quantum=60(*) OCFS2 will not update atime unless this number
of seconds has passed since the last update.
Set to zero to always update atime.
Set to zero to always update atime. This option need
work with strictatime.
data=ordered (*) All data are forced directly out to the main file
system prior to its metadata being committed to the
journal.

2
fs/ocfs2/super.c
View File

@ -1566,7 +1566,7 @@ static int ocfs2_show_options(struct seq_file *s, struct vfsmount *mnt)
if (osb->preferred_slot != OCFS2_INVALID_SLOT)
seq_printf(s, ",preferred_slot=%d", osb->preferred_slot);
if (osb->s_atime_quantum != OCFS2_DEFAULT_ATIME_QUANTUM)
if (!(mnt->mnt_flags & MNT_NOATIME) && !(mnt->mnt_flags & MNT_RELATIME))
seq_printf(s, ",atime_quantum=%u", osb->s_atime_quantum);
if (osb->osb_commit_interval)