i installed mainline kernel image 2.6.29-02062902 (http://kernel.ubuntu.com/~kernel-ppa/mainline/v2.6.29.2/linux- image-2.6.29-02062902-generic_2.6.29-02062902_amd64.deb), which fixes the problem!
** Also affects: linux (Ubuntu) Importance: Undecided Status: New -- hdparm -Y does not work (as it did in 8.10) https://bugs.launchpad.net/bugs/374287 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs