1. 根目录:
2. include
3. linux
4. dlm_plock.h

/*
 * Copyright (C) 2005-2008 Red Hat, Inc.  All rights reserved.
 *
 * This copyrighted material is made available to anyone wishing to use,
 * modify, copy, or redistribute it subject to the terms and conditions
 * of the GNU General Public License v.2.
 */
#ifndef __DLM_PLOCK_DOT_H__
#define __DLM_PLOCK_DOT_H__

#include <uapi/linux/dlm_plock.h>

int dlm_posix_lock(dlm_lockspace_t *lockspace, u64 number, struct file *file,
		int cmd, struct file_lock *fl);
int dlm_posix_unlock(dlm_lockspace_t *lockspace, u64 number, struct file *file,
		struct file_lock *fl);
int dlm_posix_get(dlm_lockspace_t *lockspace, u64 number, struct file *file,
		struct file_lock *fl);
#endif