Same here, no keypress detected in xev, udev nor acpi_listen. So this is probably a bug in the kernel, according to the wiki page...
** Attachment added: "dmesg.log" http://launchpadlibrarian.net/40318164/dmesg.log -- No control of brightness and Wifi on TOSHIBA NB 300 https://bugs.launchpad.net/bugs/515214 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