Fix a compile warning on -rt13, and UP (ARM AT91rm9200)

Signed-off-by: Remy Bohmer <linux@bohmer.net>

---
 kernel/rcupreempt.c |    2 --
 kernel/sched_rt.c   |    3 ++-
 2 files changed, 2 insertions(+), 3 deletions(-)

Index: linux-2.6.23/kernel/sched_rt.c
===================================================================
--- linux-2.6.23.orig/kernel/sched_rt.c	2007-12-13 10:59:54.000000000 +0100
+++ linux-2.6.23/kernel/sched_rt.c	2007-12-13 11:06:41.000000000 +0100
@@ -85,8 +85,9 @@ static inline void inc_rt_tasks(struct t
 
 static inline void dec_rt_tasks(struct task_struct *p, struct rq *rq)
 {
+#ifdef CONFIG_SMP
 	int highest_prio = rq->rt.highest_prio;
-
+#endif
 	WARN_ON(!rt_task(p));
 	WARN_ON(!rq->rt.rt_nr_running);
 	rq->rt.rt_nr_running--;
Index: linux-2.6.23/kernel/rcupreempt.c
===================================================================
--- linux-2.6.23.orig/kernel/rcupreempt.c	2007-12-13 10:59:54.000000000 +0100
+++ linux-2.6.23/kernel/rcupreempt.c	2007-12-13 11:38:28.000000000 +0100
@@ -998,8 +998,6 @@ void __init rcu_init_rt(void)
 	rcu_preempt_boost_init();
 }
 
-static DEFINE_PER_CPU(long, rcu_dyntick_snapshot);
-
 /*
  * Deprecated, use synchronize_rcu() or synchronize_sched() instead.
  */