[mirror_ubuntu-jammy-kernel.git] / tools / perf / util / rwsem.h

#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 */
Commit	Line	Data
0a7c74ea ACM	1	#ifndef _PERF_RWSEM_H
	2	#define _PERF_RWSEM_H
	3
	4	#include <pthread.h>
	5
	6	struct rw_semaphore {
	7	pthread_rwlock_t lock;
	8	};
	9
	10	int init_rwsem(struct rw_semaphore *sem);
	11	int exit_rwsem(struct rw_semaphore *sem);
	12
	13	int down_read(struct rw_semaphore *sem);
	14	int up_read(struct rw_semaphore *sem);
	15
	16	int down_write(struct rw_semaphore *sem);
	17	int up_write(struct rw_semaphore *sem);
	18
	19	#endif /* _PERF_RWSEM_H */