From 3a8495c739c1c773181a246dbb7c12b5b67a8325 Mon Sep 17 00:00:00 2001
From: Glauber Costa <glommer@parallels.com>
Date: Mon, 31 Oct 2011 17:12:34 -0700
Subject: lib/percpu_counter.c: enclose hotplug only variables in hotplug ifdef

These variables are only used when CONFIG_HOTPLUG_CPU is enabled, they are
ifdef'ed everywhere else.  So don't define them when CONFIG_HOTPLUG_CPU is
not enabled.

Signed-off-by: Glauber Costa <glommer@parallels.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 lib/percpu_counter.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/percpu_counter.c b/lib/percpu_counter.c
index f087105ed91..f8a3f1a829b 100644
--- a/lib/percpu_counter.c
+++ b/lib/percpu_counter.c
@@ -10,8 +10,10 @@
 #include <linux/module.h>
 #include <linux/debugobjects.h>
 
+#ifdef CONFIG_HOTPLUG_CPU
 static LIST_HEAD(percpu_counters);
 static DEFINE_MUTEX(percpu_counters_lock);
+#endif
 
 #ifdef CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER
 
-- 
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