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:
  debug: turn ignore_loglevel into an early param
  sched: remove unused params
  sched: let +nice tasks have smaller impact
  sched: fix high wake up latencies with FAIR_USER_SCHED
  RCU: add help text for "RCU implementation type"