From: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Date: Mon, 20 Apr 2015 18:40:50 +0000 (-0700)
Subject: rcu: Enable diagnostic dump of rcu_node combining tree
X-Git-Tag: omap-for-v4.3/legacy-v2-signed~212^2^2^5~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a3dc2948cec80f20a89e9b646d0c01b121e48e02;p=pandora-kernel.git

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. ]
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