vm_extern.h revision 124366 
1/*-
2 * Copyright (c) 1992, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by the University of
16 *	California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 *	@(#)vm_extern.h	8.2 (Berkeley) 1/12/94
34 * $FreeBSD: head/sys/vm/vm_extern.h 124366 2004-01-11 06:59:21Z alc $
35 */
36
37#ifndef _VM_EXTERN_H_
38#define	_VM_EXTERN_H_
39
40struct buf;
41struct proc;
42struct vmspace;
43struct vmtotal;
44struct mount;
45struct vnode;
46
47#ifdef _KERNEL
48
49#ifdef TYPEDEF_FOR_UAP
50int getpagesize(struct thread *, void *, int *);
51int madvise(struct thread *, void *, int *);
52int mincore(struct thread *, void *, int *);
53int mprotect(struct thread *, void *, int *);
54int msync(struct thread *, void *, int *);
55int munmap(struct thread *, void *, int *);
56int obreak(struct thread *, void *, int *);
57int sbrk(struct thread *, void *, int *);
58int sstk(struct thread *, void *, int *);
59int swapon(struct thread *, void *, int *);
60#endif			/* TYPEDEF_FOR_UAP */
61
62int kernacc(void *, int, int);
63vm_offset_t kmem_alloc(vm_map_t, vm_size_t);
64vm_offset_t kmem_alloc_nofault(vm_map_t, vm_size_t);
65vm_offset_t kmem_alloc_pageable(vm_map_t, vm_size_t);
66vm_offset_t kmem_alloc_wait(vm_map_t, vm_size_t);
67void kmem_free(vm_map_t, vm_offset_t, vm_size_t);
68void kmem_free_wakeup(vm_map_t, vm_offset_t, vm_size_t);
69void kmem_init(vm_offset_t, vm_offset_t);
70vm_offset_t kmem_malloc(vm_map_t, vm_size_t, boolean_t);
71vm_map_t kmem_suballoc(vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t);
72void swapout_procs(int);
73int useracc(void *, int, int);
74int vm_fault(vm_map_t, vm_offset_t, vm_prot_t, int);
75void vm_fault_copy_entry(vm_map_t, vm_map_t, vm_map_entry_t, vm_map_entry_t);
76void vm_fault_unwire(vm_map_t, vm_offset_t, vm_offset_t);
77int vm_fault_wire(vm_map_t, vm_offset_t, vm_offset_t, boolean_t);
78void vm_forkproc(struct thread *, struct proc *, struct thread *, int);
79void vm_waitproc(struct proc *);
80int vm_mmap(vm_map_t, vm_offset_t *, vm_size_t, vm_prot_t, vm_prot_t, int, void *, vm_ooffset_t);
81vm_offset_t vm_page_alloc_contig(vm_offset_t, vm_paddr_t, vm_paddr_t, vm_offset_t);
82void vm_set_page_size(void);
83struct vmspace *vmspace_alloc(vm_offset_t, vm_offset_t);
84struct vmspace *vmspace_fork(struct vmspace *);
85void vmspace_exec(struct proc *, vm_offset_t, vm_offset_t);
86void vmspace_unshare(struct proc *);
87void vmspace_free(struct vmspace *);
88void vmspace_exitfree(struct proc *);
89void vnode_pager_setsize(struct vnode *, vm_ooffset_t);
90void vslock(void *, u_int);
91void vsunlock(void *, u_int);
92void vm_object_print(/* db_expr_t */ long, boolean_t, /* db_expr_t */ long,
93			  char *);
94int vm_fault_quick(caddr_t v, int prot);
95void vm_proc_new(struct proc *p);
96void vm_proc_dispose(struct proc *p);
97void vm_thread_dispose(struct thread *td);
98void vm_thread_dispose_altkstack(struct thread *td);
99void vm_thread_new(struct thread *td, int pages);
100void vm_thread_new_altkstack(struct thread *td, int pages);
101void vm_thread_swapin(struct thread *td);
102void vm_thread_swapout(struct thread *td);
103#endif				/* _KERNEL */
104#endif				/* !_VM_EXTERN_H_ */
105