/* * RT-Mutexes: blocking mutual exclusion locks with PI support * * started by Ingo Molnar and Thomas Gleixner: * * Copyright (C) 2004-2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com> * Copyright (C) 2006, Timesys Corp., Thomas Gleixner <tglx@timesys.com> * * This file contains macros used solely by rtmutex.c. Debug version. */ extern void debug_rt_mutex_init_waiter(struct rt_mutex_waiter *waiter);extern void debug_rt_mutex_free_waiter(struct rt_mutex_waiter *waiter);extern void debug_rt_mutex_init(struct rt_mutex *lock, const char *name, struct lock_class_key *key);extern void debug_rt_mutex_lock(struct rt_mutex *lock);extern void debug_rt_mutex_unlock(struct rt_mutex *lock);extern void debug_rt_mutex_proxy_lock(struct rt_mutex *lock, struct task_struct *powner);extern void debug_rt_mutex_proxy_unlock(struct rt_mutex *lock);extern void debug_rt_mutex_deadlock(enum rtmutex_chainwalk chwalk, struct rt_mutex_waiter *waiter, struct rt_mutex *lock);extern void debug_rt_mutex_print_deadlock(struct rt_mutex_waiter *waiter);# define debug_rt_mutex_reset_waiter(w) \ do { (w)->deadlock_lock = NULL; } while (0) static inline bool debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *waiter, enum rtmutex_chainwalk walk){ return (waiter != NULL);} static inline void rt_mutex_print_deadlock(struct rt_mutex_waiter *w){ debug_rt_mutex_print_deadlock(w);}
/*
* RT-Mutexes: blocking mutual exclusion locks with PI support
*
* started by Ingo Molnar and Thomas Gleixner:
*
* Copyright (C) 2004-2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>
* Copyright (C) 2006, Timesys Corp., Thomas Gleixner <tglx@timesys.com>
*
* This file contains macros used solely by rtmutex.c. Debug version.
*/
extern void debug_rt_mutex_init_waiter(struct rt_mutex_waiter *waiter);
extern void debug_rt_mutex_free_waiter(struct rt_mutex_waiter *waiter);
extern void debug_rt_mutex_init(struct rt_mutex *lock, const char *name, struct lock_class_key *key);
extern void debug_rt_mutex_lock(struct rt_mutex *lock);
extern void debug_rt_mutex_unlock(struct rt_mutex *lock);
extern void debug_rt_mutex_proxy_lock(struct rt_mutex *lock,
struct task_struct *powner);
extern void debug_rt_mutex_proxy_unlock(struct rt_mutex *lock);
extern void debug_rt_mutex_deadlock(enum rtmutex_chainwalk chwalk,
struct rt_mutex_waiter *waiter,
struct rt_mutex *lock);
extern void debug_rt_mutex_print_deadlock(struct rt_mutex_waiter *waiter);
# define debug_rt_mutex_reset_waiter(w) \
do { (w)->deadlock_lock = NULL; } while (0)
static inline bool debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *waiter,
enum rtmutex_chainwalk walk)
{
return (waiter != NULL);
}
static inline void rt_mutex_print_deadlock(struct rt_mutex_waiter *w)
{
debug_rt_mutex_print_deadlock(w);
}