rcu: Eliminate ->onoff_mutex from rcu_node structure
authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Sat, 24 Jan 2015 06:29:37 +0000 (22:29 -0800)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Thu, 12 Mar 2015 22:19:37 +0000 (15:19 -0700)
Because that RCU grace-period initialization need no longer exclude
CPU-hotplug operations, this commit eliminates the ->onoff_mutex and
its uses.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
kernel/rcu/tree.c
kernel/rcu/tree.h

Simple merge
Simple merge