Merge git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched

Merge git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched

* git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched:
  latencytop: change /proc task_struct access method
  latencytop: fix memory leak on latency proc file
  latencytop: fix kernel panic while reading latency proc file
  sched: add declaration of sched_tail to sched.h
  sched: fix signedness warnings in sched.c
  sched: clean up __pick_last_entity() a bit
  sched: remove duplicate code from sched_fair.c
  sched: make early bootup sched_clock() use safer