tree 928f042ae901be1de4813a8f898d054c47f00c98
parent 58d86a50eee6f8d5a4768f739d10d94f9994180f
author Darrick J. Wong <darrick.wong@oracle.com> 1416950450 -0500
committer Theodore Ts'o <tytso@mit.edu> 1416950450 -0500

ext4: create nojournal_checksum mount option

Create a mount option to disable journal checksumming (because the
metadata_csum feature turns it on by default now), and fix remount not
to allow changing the journal checksumming option, since changing the
mount options has no effect on the journal.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>