/* SPDX-License-Identifier: GPL-2.0 */

  /*
   * 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 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, struct lock_class_key *key);

  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(enum rtmutex_chainwalk chwalk,
  				    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 bool debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *waiter,
  						  enum rtmutex_chainwalk walk)

  {
  	return (waiter != NULL);
  }

  
  static inline void rt_mutex_print_deadlock(struct rt_mutex_waiter *w)
  {
  	debug_rt_mutex_print_deadlock(w);
  }