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   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 */