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| author | Christoph Hellwig <hch@infradead.org> | 2010-07-20 17:50:52 +1000 |
|---|---|---|
| committer | Alex Elder <aelder@sgi.com> | 2010-07-26 13:16:51 -0500 |
| commit | a64afb057b607c04383ab5fb53c51421ba18c434 (patch) | |
| tree | 8f90f37bbdf1c81311342d8781da1742b3192f74 /Documentation/filesystems/xfs.txt | |
| parent | 0664ce8d0fde731d76fa7e86b3afb54f3a6830ff (diff) | |
| download | op-kernel-dev-a64afb057b607c04383ab5fb53c51421ba18c434.zip op-kernel-dev-a64afb057b607c04383ab5fb53c51421ba18c434.tar.gz | |
xfs: remove obsolete osyncisosync mount option
Since Linux 2.6.33 the kernel has support for real O_SYNC, which made
the osyncisosync option a no-op. Warn the users about this and remove
the mount flag for it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'Documentation/filesystems/xfs.txt')
| -rw-r--r-- | Documentation/filesystems/xfs.txt | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/Documentation/filesystems/xfs.txt b/Documentation/filesystems/xfs.txt index 9878f50..7bff3e4 100644 --- a/Documentation/filesystems/xfs.txt +++ b/Documentation/filesystems/xfs.txt @@ -131,17 +131,6 @@ When mounting an XFS filesystem, the following options are accepted. Don't check for double mounted file systems using the file system uuid. This is useful to mount LVM snapshot volumes. - osyncisosync - Make O_SYNC writes implement true O_SYNC. WITHOUT this option, - Linux XFS behaves as if an "osyncisdsync" option is used, - which will make writes to files opened with the O_SYNC flag set - behave as if the O_DSYNC flag had been used instead. - This can result in better performance without compromising - data safety. - However if this option is not in effect, timestamp updates from - O_SYNC writes can be lost if the system crashes. - If timestamp updates are critical, use the osyncisosync option. - uquota/usrquota/uqnoenforce/quota User disk quota accounting enabled, and limits (optionally) enforced. Refer to xfs_quota(8) for further details. |
