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

Paul E. McKenney
2012-08-30T21:43:41Z

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(-)