From: Paul E. McKenney <paul.mckenney@linaro.org>
Date: Mon, 24 Sep 2012 23:08:31 +0000 (-0700)
Subject: rcu: Make rcutorture give diagnostics if CPU offline fails
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~79^2^2~4^6~18
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=489832609a1ad7189d11715d8cefb457d90182c5;p=pandora-kernel.git

rcu: Make rcutorture give diagnostics if CPU offline fails

This commit causes rcutorture to print the errno if cpu_down() fails
when the rcutorture "verbose" module parameter is specified.

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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