From: Paul E. McKenney <paul.mckenney@linaro.org>
Date: Wed, 23 Nov 2011 05:08:13 +0000 (-0800)
Subject: rcu: Reduce latency of rcu_prepare_for_idle()
X-Git-Tag: v3.3-rc1~193^2^2~17
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3ad0decf98d97b9039d8ed47cee287366b929cdf;p=pandora-kernel.git

rcu: Reduce latency of rcu_prepare_for_idle()

Re-enable interrupts across calls to quiescent-state functions and
also across force_quiescent_state() to reduce latency.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
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