Public bug reported: After upgrading from Ubuntu 12.04 to 12.10, the module for the JFS filesystem seems to be missing from the new kernel, although its config states that JFS has been enabled:
$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 12.10 Release: 12.10 Codename: quantal $ cat /proc/version Linux version 3.5.0-17-generic (buildd@roseapple) (gcc version 4.7.2 (Ubuntu/Linaro 4.7.2-2ubuntu1) ) #28-Ubuntu SMP Tue Oct 9 19:32:08 UTC 2012 $ grep JFS /boot/config-$(uname -r) CONFIG_JFS_FS=m CONFIG_JFS_POSIX_ACL=y CONFIG_JFS_SECURITY=y # CONFIG_JFS_DEBUG is not set CONFIG_JFS_STATISTICS=y $ modprobe -l | grep jfs <empty> $ find /lib/modules/$(uname -r) | grep jfs <empty> ** Affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1071613 Title: JFS module missing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1071613/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs