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| author | Qu Wenruo <quwenruo@cn.fujitsu.com> | 2014-01-06 05:58:32 +0400 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2014-01-29 01:20:20 +0400 |
| commit | d399167d88ea53590d6c0850b2d5534cbd21da02 (patch) | |
| tree | ad340d5afe66275fc2d5c0c86998ba2a0a1d9ab6 /Documentation | |
| parent | a258af7a3e395a1d36190c81614dca0bcb5f6012 (diff) | |
| download | linux-d399167d88ea53590d6c0850b2d5534cbd21da02.tar.xz | |
btrfs: Add datasum mount option.
Add datasum mount option to enable checksum with
remount option.
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/filesystems/btrfs.txt | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/filesystems/btrfs.txt b/Documentation/filesystems/btrfs.txt index bbd1f0f57ce9..e05c6aecc0cc 100644 --- a/Documentation/filesystems/btrfs.txt +++ b/Documentation/filesystems/btrfs.txt @@ -159,8 +159,10 @@ Options with (*) are default options and will not show in the mount options. Enable/disable data copy-on-write for newly created files. Nodatacow implies nodatasum, and disables all compression. + datasum(*) nodatasum - Disable data checksumming for newly created files. + Enable/disable data checksumming for newly created files. + Datasum implies datacow. notreelog Disable the tree logging used for fsync and O_SYNC writes. |