Toshiba Tecra M1 w/1.4ghz 1gb ram confirmed fix with above kernel module, at least for screen brightness change.
-- Update toshiba_acpi.c to version 0.19a https://launchpad.net/bugs/77026 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
