sched: fix compilation warning on !SMP

[Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>]

From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>

  CC      kernel/sched/fair.o
kernel/sched/fair.c:218:36: warning: 'max_load_balance_interval' defined but not used [-Wunused-variable]

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
CC: Peter Zijlstra <a.p.zijlstra@chello.nl>
CC: Vincent Guittot <vincent.guittot@linaro.org>
---
 kernel/sched/fair.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 8e77a6b..4ab60a2 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -215,8 +215,6 @@ calc_delta_mine(unsigned long delta_exec, unsigned long weight,
 
 const struct sched_class fair_sched_class;
 
-static unsigned long __read_mostly max_load_balance_interval = HZ/10;
-
 /**************************************************************
  * CFS operations on generic schedulable entities:
  */
@@ -3086,6 +3084,8 @@ static bool yield_to_task_fair(struct rq *rq, struct task_struct *p, bool preemp
  * Fair scheduling class load-balancing methods:
  */
 
+static unsigned long __read_mostly max_load_balance_interval = HZ/10;
+
 /*
  * pull_task - move a task from a remote runqueue to the local runqueue.
  * Both runqueues must be locked.
-- 
1.7.7.6