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kernel/locking/mutex.h 841 Bytes
81f7e3824   Eric Lee   Initial Release, ...
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  /* SPDX-License-Identifier: GPL-2.0 */
  /*
   * Mutexes: blocking mutual exclusion locks
   *
   * started by Ingo Molnar:
   *
   *  Copyright (C) 2004, 2005, 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>
   *
   * This file contains mutex debugging related internal prototypes, for the
   * !CONFIG_DEBUG_MUTEXES case. Most of them are NOPs:
   */
  
  #define mutex_remove_waiter(lock, waiter, task) \
  		__list_del((waiter)->list.prev, (waiter)->list.next)
  
  #define debug_mutex_wake_waiter(lock, waiter)		do { } while (0)
  #define debug_mutex_free_waiter(waiter)			do { } while (0)
  #define debug_mutex_add_waiter(lock, waiter, ti)	do { } while (0)
  #define debug_mutex_unlock(lock)			do { } while (0)
  #define debug_mutex_init(lock, name, key)		do { } while (0)
  
  static inline void
  debug_mutex_lock_common(struct mutex *lock, struct mutex_waiter *waiter)
  {
  }