kernel/rtmutex-debug.c: cleanups

This patch contains the following cleanups:
- make the needlessly global variable rt_trace_on static
- remove the unused global function deadlock_trace_off()

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 6 deletions

diff --git a/kernel/rtmutex-debug.c b/kernel/rtmutex-debug.c
index 5aedbee014df..6b0703db152d 100644
--- a/kernel/rtmutex-debug.c
+++ b/kernel/rtmutex-debug.c
@@ -82,12 +82,7 @@ do {						\
  * into the tracing code when doing error printk or
  * executing a BUG():
  */
-int rt_trace_on = 1;
-
-void deadlock_trace_off(void)
-{
-        rt_trace_on = 0;
-}
+static int rt_trace_on = 1;
 
 static void printk_task(struct task_struct *p)
 {