I have also recompiled the Ubuntu kernel with this flag enabled and can confirm that NFS exports are now working. Trivial patch (for amd64, I am happy to reroll for other platforms if desired) is attached.
** Patch added: "1121699.patch" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1121699/+attachment/3524366/+files/1121699.patch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1121699 Title: aufs CONFIG_AUFS_EXPORT build option should be enabled To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1121699/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs