| #ifndef _SPARC64_SEMAPHORE_H |
| #define _SPARC64_SEMAPHORE_H |
| /* These are actually reasonable on the V9. |
| * See asm-ppc/semaphore.h for implementation commentary, |
| * only sparc64 specific issues are commented here. |
| #define __SEMAPHORE_INITIALIZER(name, count) \ |
| __WAIT_QUEUE_HEAD_INITIALIZER((name).wait) } |
| #define __DECLARE_SEMAPHORE_GENERIC(name, count) \ |
| struct semaphore name = __SEMAPHORE_INITIALIZER(name,count) |
| #define DECLARE_MUTEX(name) __DECLARE_SEMAPHORE_GENERIC(name, 1) |
| static inline void sema_init (struct semaphore *sem, int val) |
| atomic_set(&sem->count, val); |
| init_waitqueue_head(&sem->wait); |
| static inline void init_MUTEX (struct semaphore *sem) |
| static inline void init_MUTEX_LOCKED (struct semaphore *sem) |
| extern void up(struct semaphore *sem); |
| extern void down(struct semaphore *sem); |
| extern int down_trylock(struct semaphore *sem); |
| extern int down_interruptible(struct semaphore *sem); |
| #endif /* !(_SPARC64_SEMAPHORE_H) */ |