/*	$OpenBSD: vm_extern.h,v 1.20 2001/06/27 04:52:39 art Exp $	*/
/*	$NetBSD: vm_extern.h,v 1.20 1996/04/23 12:25:23 christos Exp $	*/

/*-
 * Copyright (c) 1992, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)vm_extern.h	8.5 (Berkeley) 5/3/95
 */

struct buf;
struct loadavg;
struct proc;
struct vmspace;
struct vmtotal;
struct mount;
struct vnode;
struct core;

#ifdef _KERNEL
#ifdef TYPEDEF_FOR_UAP
int		compat_43_getpagesize __P((struct proc *p, void *, int *));
int		madvise __P((struct proc *, void *, int *));
int		mincore __P((struct proc *, void *, int *));
int		mprotect __P((struct proc *, void *, int *));
int		minherit __P((struct proc *, void *, int *));
int		msync __P((struct proc *, void *, int *));
int		munmap __P((struct proc *, void *, int *));
int		obreak __P((struct proc *, void *, int *));
int		sbrk __P((struct proc *, void *, int *));
int		smmap __P((struct proc *, void *, int *));
int		sstk __P((struct proc *, void *, int *));
#endif

void		assert_wait __P((void *, boolean_t));
void		swstrategy __P((struct buf *));
void		thread_block __P((char *));
void		thread_sleep_msg __P((void *, simple_lock_t,
		    boolean_t, char *, int));


/* backwards compatibility */
#define		thread_sleep(event, lock, ruptible) \
	thread_sleep_msg((event), (lock), (ruptible), "thrd_sleep")

/*
 * This define replaces a thread_wakeup prototype, as thread_wakeup
 * was solely a wrapper around wakeup.
 */
#define thread_wakeup wakeup

/* Machine dependent portion */
void		vmapbuf __P((struct buf *, vsize_t));
void		vunmapbuf __P((struct buf *, vsize_t));
void		pagemove __P((caddr_t, caddr_t, size_t));
#ifdef __FORK_BRAINDAMAGE
int		cpu_fork __P((struct proc *, struct proc *, void *, size_t));
#else
void		cpu_fork __P((struct proc *, struct proc *, void *, size_t));
#endif
#ifndef	cpu_swapin
void		cpu_swapin __P((struct proc *));
#endif
#ifndef	cpu_swapout
void		cpu_swapout __P((struct proc *));
#endif

#endif