From dd7c4d89730a1be2c1d361a8ae1f0fe9465ccf9c Mon Sep 17 00:00:00 2001
From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Date: Fri, 27 Aug 2010 10:51:17 -0700
Subject: [PATCH] rcu: performance fixes to TINY_PREEMPT_RCU callback checking

This commit tightens up checks in rcu_preempt_check_callbacks() to avoid
unnecessary special handling at rcu_read_unlock() time.

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