From 489832609a1ad7189d11715d8cefb457d90182c5 Mon Sep 17 00:00:00 2001
From: "Paul E. McKenney" <paul.mckenney@linaro.org>
Date: Mon, 24 Sep 2012 16:08:31 -0700
Subject: [PATCH] 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>
---
Reading git-format-patch failed