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19 lines
393 B
19 lines
393 B
#ifndef _PERF_RWSEM_H |
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#define _PERF_RWSEM_H |
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#include <pthread.h> |
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struct rw_semaphore { |
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pthread_rwlock_t lock; |
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}; |
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int init_rwsem(struct rw_semaphore *sem); |
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int exit_rwsem(struct rw_semaphore *sem); |
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int down_read(struct rw_semaphore *sem); |
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int up_read(struct rw_semaphore *sem); |
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int down_write(struct rw_semaphore *sem); |
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int up_write(struct rw_semaphore *sem); |
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#endif /* _PERF_RWSEM_H */
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