kernel/locking/mutex-debug.h

   1 /*
   2  * Mutexes: blocking mutual exclusion locks
   3  *
   4  * started by Ingo Molnar:
   5  *
   6  *  Copyright (C) 2004, 2005, 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>
   7  *
   8  * This file contains mutex debugging related internal declarations,
   9  * prototypes and inline functions, for the CONFIG_DEBUG_MUTEXES case.
  10  * More details are in kernel/mutex-debug.c.
  11  */
  12
  13 /*
  14  * This must be called with lock->wait_lock held.
  15  */
  16 extern void debug_mutex_lock_common(struct mutex *lock,
  17                                     struct mutex_waiter *waiter);
  18 extern void debug_mutex_wake_waiter(struct mutex *lock,
  19                                     struct mutex_waiter *waiter);
  20 extern void debug_mutex_free_waiter(struct mutex_waiter *waiter);
  21 extern void debug_mutex_add_waiter(struct mutex *lock,
  22                                    struct mutex_waiter *waiter,
  23                                    struct task_struct *task);
  24 extern void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
  25                                 struct task_struct *task);
  26 extern void debug_mutex_unlock(struct mutex *lock);
  27 extern void debug_mutex_init(struct mutex *lock, const char *name,
  28                              struct lock_class_key *key);