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6053ee3b IM |
1 | /* |
2 | * Mutexes: blocking mutual exclusion locks | |
3 | * | |
4 | * started by Ingo Molnar: | |
5 | * | |
6 | * Copyright (C) 2004, 2005, 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com> | |
7 | * | |
8 | * This file contains mutex debugging related internal prototypes, for the | |
9 | * !CONFIG_DEBUG_MUTEXES case. Most of them are NOPs: | |
10 | */ | |
11 | ||
12 | #define spin_lock_mutex(lock) spin_lock(lock) | |
13 | #define spin_unlock_mutex(lock) spin_unlock(lock) | |
14 | #define mutex_remove_waiter(lock, waiter, ti) \ | |
15 | __list_del((waiter)->list.prev, (waiter)->list.next) | |
16 | ||
17 | #define DEBUG_WARN_ON(c) do { } while (0) | |
18 | #define debug_mutex_set_owner(lock, new_owner) do { } while (0) | |
19 | #define debug_mutex_clear_owner(lock) do { } while (0) | |
20 | #define debug_mutex_init_waiter(waiter) do { } while (0) | |
21 | #define debug_mutex_wake_waiter(lock, waiter) do { } while (0) | |
22 | #define debug_mutex_free_waiter(waiter) do { } while (0) | |
23 | #define debug_mutex_add_waiter(lock, waiter, ti, ip) do { } while (0) | |
24 | #define debug_mutex_unlock(lock) do { } while (0) | |
25 | #define debug_mutex_init(lock, name) do { } while (0) | |
26 | ||
27 | /* | |
28 | * Return-address parameters/declarations. They are very useful for | |
29 | * debugging, but add overhead in the !DEBUG case - so we go the | |
30 | * trouble of using this not too elegant but zero-cost solution: | |
31 | */ | |
32 | #define __IP_DECL__ | |
33 | #define __IP__ | |
34 | #define __RET_IP__ | |
35 |