mirror of https://gitee.com/openkylin/linux.git
20 lines
393 B
C
20 lines
393 B
C
#ifndef _PERF_RWSEM_H
|
|
#define _PERF_RWSEM_H
|
|
|
|
#include <pthread.h>
|
|
|
|
struct rw_semaphore {
|
|
pthread_rwlock_t lock;
|
|
};
|
|
|
|
int init_rwsem(struct rw_semaphore *sem);
|
|
int exit_rwsem(struct rw_semaphore *sem);
|
|
|
|
int down_read(struct rw_semaphore *sem);
|
|
int up_read(struct rw_semaphore *sem);
|
|
|
|
int down_write(struct rw_semaphore *sem);
|
|
int up_write(struct rw_semaphore *sem);
|
|
|
|
#endif /* _PERF_RWSEM_H */
|