Remove some code which is unneeded if CONFIG_PM=n.
Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com>
Ackde-by: NMuli Ben-Yehuda <muli@il.ibm.com>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>