[PATCH -mm] Make rcupreempt.c compile with CONFIG_RCU_TRACE not set

[Karsten Wiese]

RCU_TRACE is always defined.

Signed-off-by: Karsten Wiese <fzu@xxxxxxxxxxxxxxxxxxxxx>

---
diff -pur rc6-mm2/kernel/rcupreempt.c rc6-mm2-kw/kernel/rcupreempt.c
--- rc6-mm2/kernel/rcupreempt.c	2007-01-30 00:08:21.000000000 +0100
+++ rc6-mm2-kw/kernel/rcupreempt.c	2007-01-29 11:07:43.000000000 +0100
@@ -619,7 +619,7 @@ void synchronize_kernel(void)
 	synchronize_rcu();
 }
 
-#ifdef RCU_TRACE
+#ifdef CONFIG_RCU_TRACE
 int *rcupreempt_flipctr(int cpu)
 {
 	return &per_cpu(rcu_flipctr, cpu)[0];
-
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