forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
37 lines
1.4 KiB
37 lines
1.4 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
|
/* |
|
* 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 <[email protected]> |
|
* Copyright (C) 2006, Timesys Corp., Thomas Gleixner <[email protected]> |
|
* |
|
* 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); |
|
}
|
|
|