diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/rwlock_api_smp.h')
| -rw-r--r-- | ANDROID_3.4.5/include/linux/rwlock_api_smp.h | 282 |
1 files changed, 0 insertions, 282 deletions
diff --git a/ANDROID_3.4.5/include/linux/rwlock_api_smp.h b/ANDROID_3.4.5/include/linux/rwlock_api_smp.h deleted file mode 100644 index 9c9f0495..00000000 --- a/ANDROID_3.4.5/include/linux/rwlock_api_smp.h +++ /dev/null @@ -1,282 +0,0 @@ -#ifndef __LINUX_RWLOCK_API_SMP_H -#define __LINUX_RWLOCK_API_SMP_H - -#ifndef __LINUX_SPINLOCK_API_SMP_H -# error "please don't include this file directly" -#endif - -/* - * include/linux/rwlock_api_smp.h - * - * spinlock API declarations on SMP (and debug) - * (implemented in kernel/spinlock.c) - * - * portions Copyright 2005, Red Hat, Inc., Ingo Molnar - * Released under the General Public License (GPL). - */ - -void __lockfunc _raw_read_lock(rwlock_t *lock) __acquires(lock); -void __lockfunc _raw_write_lock(rwlock_t *lock) __acquires(lock); -void __lockfunc _raw_read_lock_bh(rwlock_t *lock) __acquires(lock); -void __lockfunc _raw_write_lock_bh(rwlock_t *lock) __acquires(lock); -void __lockfunc _raw_read_lock_irq(rwlock_t *lock) __acquires(lock); -void __lockfunc _raw_write_lock_irq(rwlock_t *lock) __acquires(lock); -unsigned long __lockfunc _raw_read_lock_irqsave(rwlock_t *lock) - __acquires(lock); -unsigned long __lockfunc _raw_write_lock_irqsave(rwlock_t *lock) - __acquires(lock); -int __lockfunc _raw_read_trylock(rwlock_t *lock); -int __lockfunc _raw_write_trylock(rwlock_t *lock); -void __lockfunc _raw_read_unlock(rwlock_t *lock) __releases(lock); -void __lockfunc _raw_write_unlock(rwlock_t *lock) __releases(lock); -void __lockfunc _raw_read_unlock_bh(rwlock_t *lock) __releases(lock); -void __lockfunc _raw_write_unlock_bh(rwlock_t *lock) __releases(lock); -void __lockfunc _raw_read_unlock_irq(rwlock_t *lock) __releases(lock); -void __lockfunc _raw_write_unlock_irq(rwlock_t *lock) __releases(lock); -void __lockfunc -_raw_read_unlock_irqrestore(rwlock_t *lock, unsigned long flags) - __releases(lock); -void __lockfunc -_raw_write_unlock_irqrestore(rwlock_t *lock, unsigned long flags) - __releases(lock); - -#ifdef CONFIG_INLINE_READ_LOCK -#define _raw_read_lock(lock) __raw_read_lock(lock) -#endif - -#ifdef CONFIG_INLINE_WRITE_LOCK -#define _raw_write_lock(lock) __raw_write_lock(lock) -#endif - -#ifdef CONFIG_INLINE_READ_LOCK_BH -#define _raw_read_lock_bh(lock) __raw_read_lock_bh(lock) -#endif - -#ifdef CONFIG_INLINE_WRITE_LOCK_BH -#define _raw_write_lock_bh(lock) __raw_write_lock_bh(lock) -#endif - -#ifdef CONFIG_INLINE_READ_LOCK_IRQ -#define _raw_read_lock_irq(lock) __raw_read_lock_irq(lock) -#endif - -#ifdef CONFIG_INLINE_WRITE_LOCK_IRQ -#define _raw_write_lock_irq(lock) __raw_write_lock_irq(lock) -#endif - -#ifdef CONFIG_INLINE_READ_LOCK_IRQSAVE -#define _raw_read_lock_irqsave(lock) __raw_read_lock_irqsave(lock) -#endif - -#ifdef CONFIG_INLINE_WRITE_LOCK_IRQSAVE -#define _raw_write_lock_irqsave(lock) __raw_write_lock_irqsave(lock) -#endif - -#ifdef CONFIG_INLINE_READ_TRYLOCK -#define _raw_read_trylock(lock) __raw_read_trylock(lock) -#endif - -#ifdef CONFIG_INLINE_WRITE_TRYLOCK -#define _raw_write_trylock(lock) __raw_write_trylock(lock) -#endif - -#ifdef CONFIG_INLINE_READ_UNLOCK -#define _raw_read_unlock(lock) __raw_read_unlock(lock) -#endif - -#ifdef CONFIG_INLINE_WRITE_UNLOCK -#define _raw_write_unlock(lock) __raw_write_unlock(lock) -#endif - -#ifdef CONFIG_INLINE_READ_UNLOCK_BH -#define _raw_read_unlock_bh(lock) __raw_read_unlock_bh(lock) -#endif - -#ifdef CONFIG_INLINE_WRITE_UNLOCK_BH -#define _raw_write_unlock_bh(lock) __raw_write_unlock_bh(lock) -#endif - -#ifdef CONFIG_INLINE_READ_UNLOCK_IRQ -#define _raw_read_unlock_irq(lock) __raw_read_unlock_irq(lock) -#endif - -#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQ -#define _raw_write_unlock_irq(lock) __raw_write_unlock_irq(lock) -#endif - -#ifdef CONFIG_INLINE_READ_UNLOCK_IRQRESTORE -#define _raw_read_unlock_irqrestore(lock, flags) \ - __raw_read_unlock_irqrestore(lock, flags) -#endif - -#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE -#define _raw_write_unlock_irqrestore(lock, flags) \ - __raw_write_unlock_irqrestore(lock, flags) -#endif - -static inline int __raw_read_trylock(rwlock_t *lock) -{ - preempt_disable(); - if (do_raw_read_trylock(lock)) { - rwlock_acquire_read(&lock->dep_map, 0, 1, _RET_IP_); - return 1; - } - preempt_enable(); - return 0; -} - -static inline int __raw_write_trylock(rwlock_t *lock) -{ - preempt_disable(); - if (do_raw_write_trylock(lock)) { - rwlock_acquire(&lock->dep_map, 0, 1, _RET_IP_); - return 1; - } - preempt_enable(); - return 0; -} - -/* - * If lockdep is enabled then we use the non-preemption spin-ops - * even on CONFIG_PREEMPT, because lockdep assumes that interrupts are - * not re-enabled during lock-acquire (which the preempt-spin-ops do): - */ -#if !defined(CONFIG_GENERIC_LOCKBREAK) || defined(CONFIG_DEBUG_LOCK_ALLOC) - -static inline void __raw_read_lock(rwlock_t *lock) -{ - preempt_disable(); - rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_); - LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock); -} - -static inline unsigned long __raw_read_lock_irqsave(rwlock_t *lock) -{ - unsigned long flags; - - local_irq_save(flags); - preempt_disable(); - rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_); - LOCK_CONTENDED_FLAGS(lock, do_raw_read_trylock, do_raw_read_lock, - do_raw_read_lock_flags, &flags); - return flags; -} - -static inline void __raw_read_lock_irq(rwlock_t *lock) -{ - local_irq_disable(); - preempt_disable(); - rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_); - LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock); -} - -static inline void __raw_read_lock_bh(rwlock_t *lock) -{ - local_bh_disable(); - preempt_disable(); - rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_); - LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock); -} - -static inline unsigned long __raw_write_lock_irqsave(rwlock_t *lock) -{ - unsigned long flags; - - local_irq_save(flags); - preempt_disable(); - rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_); - LOCK_CONTENDED_FLAGS(lock, do_raw_write_trylock, do_raw_write_lock, - do_raw_write_lock_flags, &flags); - return flags; -} - -static inline void __raw_write_lock_irq(rwlock_t *lock) -{ - local_irq_disable(); - preempt_disable(); - rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_); - LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock); -} - -static inline void __raw_write_lock_bh(rwlock_t *lock) -{ - local_bh_disable(); - preempt_disable(); - rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_); - LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock); -} - -static inline void __raw_write_lock(rwlock_t *lock) -{ - preempt_disable(); - rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_); - LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock); -} - -#endif /* CONFIG_PREEMPT */ - -static inline void __raw_write_unlock(rwlock_t *lock) -{ - rwlock_release(&lock->dep_map, 1, _RET_IP_); - do_raw_write_unlock(lock); - preempt_enable(); -} - -static inline void __raw_read_unlock(rwlock_t *lock) -{ - rwlock_release(&lock->dep_map, 1, _RET_IP_); - do_raw_read_unlock(lock); - preempt_enable(); -} - -static inline void -__raw_read_unlock_irqrestore(rwlock_t *lock, unsigned long flags) -{ - rwlock_release(&lock->dep_map, 1, _RET_IP_); - do_raw_read_unlock(lock); - local_irq_restore(flags); - preempt_enable(); -} - -static inline void __raw_read_unlock_irq(rwlock_t *lock) -{ - rwlock_release(&lock->dep_map, 1, _RET_IP_); - do_raw_read_unlock(lock); - local_irq_enable(); - preempt_enable(); -} - -static inline void __raw_read_unlock_bh(rwlock_t *lock) -{ - rwlock_release(&lock->dep_map, 1, _RET_IP_); - do_raw_read_unlock(lock); - preempt_enable_no_resched(); - local_bh_enable_ip((unsigned long)__builtin_return_address(0)); -} - -static inline void __raw_write_unlock_irqrestore(rwlock_t *lock, - unsigned long flags) -{ - rwlock_release(&lock->dep_map, 1, _RET_IP_); - do_raw_write_unlock(lock); - local_irq_restore(flags); - preempt_enable(); -} - -static inline void __raw_write_unlock_irq(rwlock_t *lock) -{ - rwlock_release(&lock->dep_map, 1, _RET_IP_); - do_raw_write_unlock(lock); - local_irq_enable(); - preempt_enable(); -} - -static inline void __raw_write_unlock_bh(rwlock_t *lock) -{ - rwlock_release(&lock->dep_map, 1, _RET_IP_); - do_raw_write_unlock(lock); - preempt_enable_no_resched(); - local_bh_enable_ip((unsigned long)__builtin_return_address(0)); -} - -#endif /* __LINUX_RWLOCK_API_SMP_H */ |