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authorDave Chinner <dchinner@redhat.com>2013-06-05 12:09:09 +1000
committerBen Myers <bpm@sgi.com>2013-06-06 10:51:34 -0500
commitf763fd440e094be37b38596ee14f1d64caa9bf9c (patch)
treeec730f5619f5e010d2314214046c777cda0fd04e /Documentation
parentad868afddb908a5d4015c6b7637721b48fb9c8f9 (diff)
downloadlinux-linaro-stable-f763fd440e094be37b38596ee14f1d64caa9bf9c.tar.gz
xfs: disable noattr2/attr2 mount options for CRC enabled filesystems
attr2 format is always enabled for v5 superblock filesystems, so the mount options to enable or disable it need to be cause mount errors. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Signed-off-by: Ben Myers <bpm@sgi.com> (cherry picked from commit d3eaace84e40bf946129e516dcbd617173c1cf14)
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/filesystems/xfs.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/filesystems/xfs.txt b/Documentation/filesystems/xfs.txt
index 3e4b3dd1e046..83577f0232a0 100644
--- a/Documentation/filesystems/xfs.txt
+++ b/Documentation/filesystems/xfs.txt
@@ -33,6 +33,9 @@ When mounting an XFS filesystem, the following options are accepted.
removing extended attributes) the on-disk superblock feature
bit field will be updated to reflect this format being in use.
+ CRC enabled filesystems always use the attr2 format, and so
+ will reject the noattr2 mount option if it is set.
+
barrier
Enables the use of block layer write barriers for writes into
the journal and unwritten extent conversion. This allows for