cm: Enable KSM deferred timer for kernels supporting it

Change-Id: I8e1d6071a3edc09c959f65801b110205f0908ed3
Merge "cm: Enable KSM deferred timer for kernels supporting it" into cm-11.0
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_vendor_cm into cm-11.0