/* * 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 spin_lock_mutex(lock)			spin_lock(lock)#define spin_unlock_mutex(lock)			spin_unlock(lock)#define mutex_remove_waiter(lock, waiter, ti) \		__list_del((waiter)->list.prev, (waiter)->list.next) #define DEBUG_WARN_ON(c)				do { } while (0)#define debug_mutex_set_owner(lock, new_owner)		do { } while (0)#define debug_mutex_clear_owner(lock)			do { } while (0)#define debug_mutex_init_waiter(waiter)			do { } while (0)#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, ip)	do { } while (0)#define debug_mutex_unlock(lock)			do { } while (0)#define debug_mutex_init(lock, name)			do { } while (0) /* * Return-address parameters/declarations. They are very useful for * debugging, but add overhead in the !DEBUG case - so we go the * trouble of using this not too elegant but zero-cost solution: */#define __IP_DECL__#define __IP__#define __RET_IP__