| | 1 | /* |
| | 2 | * RT-Mutexes: blocking mutual exclusion locks with PI support |
| | 3 | * |
| | 4 | * started by Ingo Molnar and Thomas Gleixner: |
| | 5 | * |
| | 6 | * Copyright (C) 2004-2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com> |
| | 7 | * Copyright (C) 2006, Timesys Corp., Thomas Gleixner <tglx@timesys.com> |
| | 8 | * |
| | 9 | * This file contains macros used solely by rtmutex.c. Debug version. |
| | 10 | */ |
| | 11 | |
| | 12 | extern void |
| | 13 | rt_mutex_deadlock_account_lock(struct rt_mutex *lock, struct task_struct *task); |
| | 14 | extern void rt_mutex_deadlock_account_unlock(struct task_struct *task); |
| | 15 | extern void debug_rt_mutex_init_waiter(struct rt_mutex_waiter *waiter); |
| | 16 | extern void debug_rt_mutex_free_waiter(struct rt_mutex_waiter *waiter); |
| | 17 | extern void debug_rt_mutex_init(struct rt_mutex *lock, const char *name); |
| | 18 | extern void debug_rt_mutex_lock(struct rt_mutex *lock); |
| | 19 | extern void debug_rt_mutex_unlock(struct rt_mutex *lock); |
| | 20 | extern void debug_rt_mutex_proxy_lock(struct rt_mutex *lock, |
| | 21 | struct task_struct *powner); |
| | 22 | extern void debug_rt_mutex_proxy_unlock(struct rt_mutex *lock); |
| | 23 | extern void debug_rt_mutex_deadlock(int detect, struct rt_mutex_waiter *waiter, |
| | 24 | struct rt_mutex *lock); |
| | 25 | extern void debug_rt_mutex_print_deadlock(struct rt_mutex_waiter *waiter); |
| | 26 | # define debug_rt_mutex_reset_waiter(w) \ |
| | 27 | do { (w)->deadlock_lock = NULL; } while (0) |
| | 28 | |
| | 29 | static inline int debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *waiter, |
| | 30 | int detect) |
| | 31 | { |
| | 32 | return (waiter != NULL); |
| | 33 | } |
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