xref: /freebsd-10.0-release/sys/vm/vm_extern.h

/*-
 * 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	8.2 (Berkeley) 1/12/94
 * $Id: vm_extern.h,v 1.6 1994/09/27 18:00:26 davidg Exp $
 */

#ifndef _VM_EXTERN_H_
#define	_VM_EXTERN_H_

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

#ifdef KGDB
void		 chgkprot __P((caddr_t, int, int));
#endif

/*
 * Try to get semi-meaningful wait messages into thread_sleep...
 */
void thread_sleep_ __P((int, simple_lock_t, char *));
#if __GNUC__ >= 2
#define thread_sleep(a,b,c) thread_sleep_((a), (b), __FUNCTION__)
#else
#define thread_sleep(a,b,c) thread_sleep_((a), (b), "vmslp")
#endif

#ifdef KERNEL
#ifdef TYPEDEF_FOR_UAP
int		 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		 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((int, boolean_t));
int		 grow __P((struct proc *, u_int));
void		 iprintf __P((const char *, ...));
int		 kernacc __P((caddr_t, int, int));
int		 kinfo_loadavg __P((int, char *, int *, int, int *));
int		 kinfo_meter __P((int, caddr_t, int *, int, int *));
vm_offset_t	 kmem_alloc __P((vm_map_t, vm_size_t));
vm_offset_t	 kmem_alloc_pageable __P((vm_map_t, vm_size_t));
vm_offset_t	 kmem_alloc_wait __P((vm_map_t, vm_size_t));
void		 kmem_free __P((vm_map_t, vm_offset_t, vm_size_t));
void		 kmem_free_wakeup __P((vm_map_t, vm_offset_t, vm_size_t));
void		 kmem_init __P((vm_offset_t, vm_offset_t));
vm_offset_t	 kmem_malloc __P((vm_map_t, vm_size_t, boolean_t));
vm_map_t	 kmem_suballoc __P((vm_map_t, vm_offset_t *, vm_offset_t *,
		    vm_size_t, boolean_t));
void		 loadav __P((struct loadavg *));
void		 munmapfd __P((struct proc *, int));
int		 pager_cache __P((vm_object_t, boolean_t));
void		 sched __P((void));
int		 svm_allocate __P((struct proc *, void *, int *));
int		 svm_deallocate __P((struct proc *, void *, int *));
int		 svm_inherit __P((struct proc *, void *, int *));
int		 svm_protect __P((struct proc *, void *, int *));
void		 swapinit __P((void));
int		 swapon __P((struct proc *, void *, int *));
void		 swapout __P((struct proc *));
void		 swapout_threads __P((void));
int		 swfree __P((struct proc *, int));
void		 swstrategy __P((struct buf *));
void		 thread_block __P((char *));
void		 thread_sleep __P((int, simple_lock_t, boolean_t));
void		 thread_wakeup __P((int));
int		 useracc __P((caddr_t, int, int));
int		 vm_allocate __P((vm_map_t,
		    vm_offset_t *, vm_size_t, boolean_t));
int		 vm_allocate_with_pager __P((vm_map_t, vm_offset_t *,
		    vm_size_t, boolean_t, vm_pager_t, vm_offset_t, boolean_t));
int		 vm_deallocate __P((vm_map_t, vm_offset_t, vm_size_t));
int		 vm_fault __P((vm_map_t, vm_offset_t, vm_prot_t, boolean_t));
void		 vm_fault_copy_entry __P((vm_map_t,
		    vm_map_t, vm_map_entry_t, vm_map_entry_t));
void		 vm_fault_unwire __P((vm_map_t, vm_offset_t, vm_offset_t));
int		 vm_fault_wire __P((vm_map_t, vm_offset_t, vm_offset_t));
int		 vm_fork __P((struct proc *, struct proc *, int));
int		 vm_inherit __P((vm_map_t,
		    vm_offset_t, vm_size_t, vm_inherit_t));
void		 vm_init_limits __P((struct proc *));
void		 vm_mem_init __P((void));
int		 vm_mmap __P((vm_map_t, vm_offset_t *, vm_size_t,
		    vm_prot_t, vm_prot_t, int, caddr_t, vm_offset_t));
vm_offset_t	 vm_page_alloc_contig __P((vm_offset_t, vm_offset_t,
		    vm_offset_t, vm_offset_t));
int		 vm_protect __P((vm_map_t,
		    vm_offset_t, vm_size_t, boolean_t, vm_prot_t));
void		 vm_set_page_size __P((void));
void		 vmmeter __P((void));
struct vmspace	*vmspace_alloc __P((vm_offset_t, vm_offset_t, int));
struct vmspace	*vmspace_fork __P((struct vmspace *));
void		 vmspace_free __P((struct vmspace *));
void		 vmtotal __P((struct vmtotal *));
void		 vnode_pager_setsize __P((struct vnode *, u_long));
void		 vnode_pager_umount __P((struct mount *));
boolean_t	 vnode_pager_uncache __P((struct vnode *));
void		 vslock __P((caddr_t, u_int));
void		 vsunlock __P((caddr_t, u_int, int));
#endif /* KERNEL */

#endif /* !_VM_EXTERN_H_ */