This bug was fixed in the package partman-ext3 - 67ubuntu1.1
--------------- partman-ext3 (67ubuntu1.1) precise; urgency=low
* Backport from Debian (Stephen Gran): - Allow "discard" and "nodiratime" options for ext4 (closes: #722598, LP: #978032). -- Colin Watson <email address hidden> Tue, 01 Oct 2013 10:49:22 +0100
This bug was fixed in the package partman-ext3 - 67ubuntu1.1
---------------
partman-ext3 (67ubuntu1.1) precise; urgency=low
* Backport from Debian (Stephen Gran):
- Allow "discard" and "nodiratime" options for ext4 (closes: #722598,
LP: #978032).
-- Colin Watson <email address hidden> Tue, 01 Oct 2013 10:49:22 +0100