[PATCH tip/core/rcu 0/3] CPU-hotplug changes

[Paul E. McKenney]

Hello!

This patch series contains fixes and improvements related to CPU hotplug:

1.	Remove _rcu_barrier() dependency on __stop_machine().
2.	Disallow callback registry on offline CPUs.
3.	Fix load avg vs cpu-hotplug (with Peter Zijlstra).

							Thanx, Paul

------------------------------------------------------------------------

 b/kernel/rcutree.c       |   83 ++++++-----------------------------------------
 b/kernel/rcutree.h       |    3 -
 b/kernel/rcutree_trace.c |    4 +-
 b/kernel/sched/core.c    |   41 +++++++++++------------
 kernel/rcutree.c         |   10 +++++
 5 files changed, 43 insertions(+), 98 deletions(-)

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