TouchPad problem in Ubuntu
http://ubuntuforums.org/showthread.php?t=2237259
changing this in grub: GRUB_CMDLINE_LINUX_DEFAULT=“quiet splash acpi_backlight=vendor”
and adding “blacklist ideapad_laptop” to /etc/modprobe.d/blacklist.conf
linux:touchpad_problem
http://ubuntuforums.org/showthread.php?t=2237259
changing this in grub: GRUB_CMDLINE_LINUX_DEFAULT=“quiet splash acpi_backlight=vendor”
and adding “blacklist ideapad_laptop” to /etc/modprobe.d/blacklist.conf