/* 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 declarations, * prototypes and inline functions, for the CONFIG_DEBUG_MUTEXES case. * More details are in kernel/mutex-debug.c. */ /* * This must be called with lock->wait_lock held. */extern void debug_mutex_lock_common(struct mutex *lock,				    struct mutex_waiter *waiter);extern void debug_mutex_wake_waiter(struct mutex *lock,				    struct mutex_waiter *waiter);extern void debug_mutex_free_waiter(struct mutex_waiter *waiter);extern void debug_mutex_add_waiter(struct mutex *lock,				   struct mutex_waiter *waiter,				   struct task_struct *task);extern void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,				struct task_struct *task);extern void debug_mutex_unlock(struct mutex *lock);extern void debug_mutex_init(struct mutex *lock, const char *name,			     struct lock_class_key *key);