Merge branch 'linux-2.6'
[linux-2.6] / include / linux / spinlock_api_smp.h
1 #ifndef __LINUX_SPINLOCK_API_SMP_H
2 #define __LINUX_SPINLOCK_API_SMP_H
3
4 #ifndef __LINUX_SPINLOCK_H
5 # error "please don't include this file directly"
6 #endif
7
8 /*
9  * include/linux/spinlock_api_smp.h
10  *
11  * spinlock API declarations on SMP (and debug)
12  * (implemented in kernel/spinlock.c)
13  *
14  * portions Copyright 2005, Red Hat, Inc., Ingo Molnar
15  * Released under the General Public License (GPL).
16  */
17
18 int in_lock_functions(unsigned long addr);
19
20 #define assert_spin_locked(x)   BUG_ON(!spin_is_locked(x))
21
22 void __lockfunc _spin_lock(spinlock_t *lock)            __acquires(lock);
23 void __lockfunc _spin_lock_nested(spinlock_t *lock, int subclass)
24                                                         __acquires(lock);
25 void __lockfunc _read_lock(rwlock_t *lock)              __acquires(lock);
26 void __lockfunc _write_lock(rwlock_t *lock)             __acquires(lock);
27 void __lockfunc _spin_lock_bh(spinlock_t *lock)         __acquires(lock);
28 void __lockfunc _read_lock_bh(rwlock_t *lock)           __acquires(lock);
29 void __lockfunc _write_lock_bh(rwlock_t *lock)          __acquires(lock);
30 void __lockfunc _spin_lock_irq(spinlock_t *lock)        __acquires(lock);
31 void __lockfunc _read_lock_irq(rwlock_t *lock)          __acquires(lock);
32 void __lockfunc _write_lock_irq(rwlock_t *lock)         __acquires(lock);
33 unsigned long __lockfunc _spin_lock_irqsave(spinlock_t *lock)
34                                                         __acquires(lock);
35 unsigned long __lockfunc _spin_lock_irqsave_nested(spinlock_t *lock, int subclass)
36                                                         __acquires(lock);
37 unsigned long __lockfunc _read_lock_irqsave(rwlock_t *lock)
38                                                         __acquires(lock);
39 unsigned long __lockfunc _write_lock_irqsave(rwlock_t *lock)
40                                                         __acquires(lock);
41 int __lockfunc _spin_trylock(spinlock_t *lock);
42 int __lockfunc _read_trylock(rwlock_t *lock);
43 int __lockfunc _write_trylock(rwlock_t *lock);
44 int __lockfunc _spin_trylock_bh(spinlock_t *lock);
45 void __lockfunc _spin_unlock(spinlock_t *lock)          __releases(lock);
46 void __lockfunc _read_unlock(rwlock_t *lock)            __releases(lock);
47 void __lockfunc _write_unlock(rwlock_t *lock)           __releases(lock);
48 void __lockfunc _spin_unlock_bh(spinlock_t *lock)       __releases(lock);
49 void __lockfunc _read_unlock_bh(rwlock_t *lock)         __releases(lock);
50 void __lockfunc _write_unlock_bh(rwlock_t *lock)        __releases(lock);
51 void __lockfunc _spin_unlock_irq(spinlock_t *lock)      __releases(lock);
52 void __lockfunc _read_unlock_irq(rwlock_t *lock)        __releases(lock);
53 void __lockfunc _write_unlock_irq(rwlock_t *lock)       __releases(lock);
54 void __lockfunc _spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags)
55                                                         __releases(lock);
56 void __lockfunc _read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
57                                                         __releases(lock);
58 void __lockfunc _write_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
59                                                         __releases(lock);
60
61 #endif /* __LINUX_SPINLOCK_API_SMP_H */