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/*

 * RT-Mutexes: blocking mutual exclusion locks with PI support

 *

 * started by Ingo Molnar and Thomas Gleixner:

 *

 *  Copyright (C) 2004-2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>

 *  Copyright (C) 2006, Timesys Corp., Thomas Gleixner <tglx@timesys.com>

 *

 * This file contains macros used solely by rtmutex.c. Debug version.

 */

extern void

rt_mutex_deadlock_account_lock(struct rt_mutex *lock, struct task_struct *task);

extern void rt_mutex_deadlock_account_unlock(struct task_struct *task);

extern void debug_rt_mutex_init_waiter(struct rt_mutex_waiter *waiter);

extern void debug_rt_mutex_free_waiter(struct rt_mutex_waiter *waiter);

extern void debug_rt_mutex_init(struct rt_mutex *lock, const char *name);

extern void debug_rt_mutex_lock(struct rt_mutex *lock);

extern void debug_rt_mutex_unlock(struct rt_mutex *lock);

extern void debug_rt_mutex_proxy_lock(struct rt_mutex *lock,

                                      struct task_struct *powner);

extern void debug_rt_mutex_proxy_unlock(struct rt_mutex *lock);

extern void debug_rt_mutex_deadlock(int detect, struct rt_mutex_waiter *waiter,

                                    struct rt_mutex *lock);

extern void debug_rt_mutex_print_deadlock(struct rt_mutex_waiter *waiter);

# define debug_rt_mutex_reset_waiter(w)                 \

        do { (w)->deadlock_lock = NULL; } while (0)

static inline int debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *waiter,

                                                 int detect)

{

        return (waiter != NULL);

}