mutex.h 1.1 KB

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  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 prototypes, for the
  9. * !CONFIG_DEBUG_MUTEXES case. Most of them are NOPs:
  10. */
  11. #define spin_lock_mutex(lock, flags) \
  12. do { spin_lock(lock); (void)(flags); } while (0)
  13. #define spin_unlock_mutex(lock, flags) \
  14. do { spin_unlock(lock); (void)(flags); } while (0)
  15. #define mutex_remove_waiter(lock, waiter, ti) \
  16. __list_del((waiter)->list.prev, (waiter)->list.next)
  17. #define debug_mutex_set_owner(lock, new_owner) do { } while (0)
  18. #define debug_mutex_clear_owner(lock) do { } while (0)
  19. #define debug_mutex_wake_waiter(lock, waiter) do { } while (0)
  20. #define debug_mutex_free_waiter(waiter) do { } while (0)
  21. #define debug_mutex_add_waiter(lock, waiter, ti) do { } while (0)
  22. #define debug_mutex_unlock(lock) do { } while (0)
  23. #define debug_mutex_init(lock, name, key) do { } while (0)
  24. static inline void
  25. debug_mutex_lock_common(struct mutex *lock, struct mutex_waiter *waiter)
  26. {
  27. }