Comment 11 for bug 430011

It's actually merged by Linus in his tree at: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=4455e344959a217ffc28de2ab1af87541322b343, though not hitting stable yet.

Please try installing the kernel package within http://people.canonical.com/~ycmiao/lp430011/ to see if it solves you problem, thanks.