confirmed in 3.9.0-030900rc5-generic confirmed in 3.9.0-030900rc6-generic The kernel boot parameter acpi_osi="!Windows 2012" eliminates the regression example usage in /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT='quiet splash acpi_osi="!Windows 2012"'
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1138168 Title: Backlight control regression To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1138168/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
