Commits
Rene Bollford committed d4afc7754a6
[PATCH] ideapad: Check if acpi already handle backlight power to avoid a page fault This patch avoid a page fault in the ideapad-laptop extras when turning the backlight power on or off. Signed-off-by: Rene Bolldorf <xsecute@googlemail.com> Signed-off-by: Matthew Garrett <mjg@redhat.com>