backport SLUB from Linux 3.3 (thanks to faux123)

Conflicts:
	include/linux/mm_types.h
cpufreq_hotplug: use workqueues when enabling/disabling the second core

Credits: Gokhan Moral <gm@alumni.bilkent.edu.tr>
Added ZZmoove 0.6 CPU governor - dual core

Conflicts:
	drivers/cpufreq/Kconfig
	drivers/cpufreq/Makefile