tree 194400d72447cb60c050a7a572dc00f214934f43
parent 7fa270010e0ddd3693381431f373b3e3135b0695
author Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1429555250 -0700
committer Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1432756744 -0700

rcu: Enable diagnostic dump of rcu_node combining tree

The purpose of this commit is to make it easier to verify that RCU's
combining tree is set up correctly, which is useful to have when making
changes in how that tree is initialized.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Pranith Kumar <bobby.prani@gmail.com>
[ paulmck: Fold fix found by Fengguang's 0-day test robot. ]