From 48d13e483c5b450be451f78cc9cb43c0bdd6b7bb Mon Sep 17 00:00:00 2001
From: Pavel Emelyanov <xemul@openvz.org>
Date: Fri, 8 Feb 2008 04:21:53 -0800
Subject: Don't operate with pid_t in rtmutex tester

The proper behavior to store task's pid and get this task later is to get the
struct pid pointer and get the task with the pid_task() call.

Make it for rt_mutex_waiter->deadlock_task_pid field.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 kernel/rtmutex_common.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'kernel/rtmutex_common.h')

diff --git a/kernel/rtmutex_common.h b/kernel/rtmutex_common.h
index 2d3b83593ca..e124bf5800e 100644
--- a/kernel/rtmutex_common.h
+++ b/kernel/rtmutex_common.h
@@ -51,7 +51,7 @@ struct rt_mutex_waiter {
 	struct rt_mutex		*lock;
 #ifdef CONFIG_DEBUG_RT_MUTEXES
 	unsigned long		ip;
-	pid_t			deadlock_task_pid;
+	struct pid		*deadlock_task_pid;
 	struct rt_mutex		*deadlock_lock;
 #endif
 };
-- 
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