From: Paul E. McKenney <paul.mckenney@linaro.org>
Date: Thu, 21 Jun 2012 18:26:42 +0000 (-0700)
Subject: rcu: Add check for CPUs going offline with callbacks queued
X-Git-Tag: v3.6-rc1~168^2^2~2^3~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cf01537ecf192d9ff15c32a355db5d5af22bea4d;p=pandora-kernel.git

rcu: Add check for CPUs going offline with callbacks queued

If a CPU goes offline with callbacks queued, those callbacks might be
indefinitely postponed, which can result in a system hang.  This commit
therefore inserts warnings for this condition.

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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