vm_extern.h revision 1549
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 */
35
36struct buf;
37struct loadavg;
38struct proc;
39struct vmspace;
40struct vmtotal;
41struct mount;
42struct vnode;
43
44#ifdef KGDB
45void		 chgkprot __P((caddr_t, int, int));
46#endif
47
48/*
49 * Try to get semi-meaningful wait messages into thread_sleep...
50 */
51extern void thread_sleep_(int, simple_lock_t, char *);
52#if __GNUC__ >= 2
53#define thread_sleep(a,b,c) thread_sleep_((a), (b), __FUNCTION__)
54#else
55#define thread_sleep(a,b,c) thread_sleep_((a), (b), "vmslp")
56#endif
57
58#ifdef KERNEL
59#ifdef TYPEDEF_FOR_UAP
60int		 getpagesize __P((struct proc *p, void *, int *));
61int		 madvise __P((struct proc *, void *, int *));
62int		 mincore __P((struct proc *, void *, int *));
63int		 mprotect __P((struct proc *, void *, int *));
64int		 msync __P((struct proc *, void *, int *));
65int		 munmap __P((struct proc *, void *, int *));
66int		 obreak __P((struct proc *, void *, int *));
67int		 sbrk __P((struct proc *, void *, int *));
68int		 smmap __P((struct proc *, void *, int *));
69int		 sstk __P((struct proc *, void *, int *));
70#endif
71
72void		 assert_wait __P((int, boolean_t));
73int		 grow __P((struct proc *, u_int));
74void		 iprintf __P((const char *, ...));
75int		 kernacc __P((caddr_t, int, int));
76int		 kinfo_loadavg __P((int, char *, int *, int, int *));
77int		 kinfo_meter __P((int, caddr_t, int *, int, int *));
78vm_offset_t	 kmem_alloc __P((vm_map_t, vm_size_t));
79vm_offset_t	 kmem_alloc_pageable __P((vm_map_t, vm_size_t));
80vm_offset_t	 kmem_alloc_wait __P((vm_map_t, vm_size_t));
81void		 kmem_free __P((vm_map_t, vm_offset_t, vm_size_t));
82void		 kmem_free_wakeup __P((vm_map_t, vm_offset_t, vm_size_t));
83void		 kmem_init __P((vm_offset_t, vm_offset_t));
84vm_offset_t	 kmem_malloc __P((vm_map_t, vm_size_t, boolean_t));
85vm_map_t	 kmem_suballoc __P((vm_map_t, vm_offset_t *, vm_offset_t *,
86		    vm_size_t, boolean_t));
87void		 loadav __P((struct loadavg *));
88void		 munmapfd __P((int));
89int		 pager_cache __P((vm_object_t, boolean_t));
90void		 sched __P((void));
91int		 svm_allocate __P((struct proc *, void *, int *));
92int		 svm_deallocate __P((struct proc *, void *, int *));
93int		 svm_inherit __P((struct proc *, void *, int *));
94int		 svm_protect __P((struct proc *, void *, int *));
95void		 swapinit __P((void));
96int		 swapon __P((struct proc *, void *, int *));
97void		 swapout __P((struct proc *));
98void		 swapout_threads __P((void));
99int		 swfree __P((struct proc *, int));
100void		 swstrategy __P((struct buf *));
101void		 thread_block __P((char *));
102void		 thread_sleep __P((int, simple_lock_t, boolean_t));
103void		 thread_wakeup __P((int));
104int		 useracc __P((caddr_t, int, int));
105int		 vm_allocate __P((vm_map_t,
106		    vm_offset_t *, vm_size_t, boolean_t));
107int		 vm_allocate_with_pager __P((vm_map_t, vm_offset_t *,
108		    vm_size_t, boolean_t, vm_pager_t, vm_offset_t, boolean_t));
109int		 vm_deallocate __P((vm_map_t, vm_offset_t, vm_size_t));
110int		 vm_fault __P((vm_map_t, vm_offset_t, vm_prot_t, boolean_t));
111void		 vm_fault_copy_entry __P((vm_map_t,
112		    vm_map_t, vm_map_entry_t, vm_map_entry_t));
113void		 vm_fault_unwire __P((vm_map_t, vm_offset_t, vm_offset_t));
114int		 vm_fault_wire __P((vm_map_t, vm_offset_t, vm_offset_t));
115int		 vm_fork __P((struct proc *, struct proc *, int));
116int		 vm_inherit __P((vm_map_t,
117		    vm_offset_t, vm_size_t, vm_inherit_t));
118void		 vm_init_limits __P((struct proc *));
119void		 vm_mem_init __P((void));
120int		 vm_mmap __P((vm_map_t, vm_offset_t *, vm_size_t,
121		    vm_prot_t, vm_prot_t, int, caddr_t, vm_offset_t));
122int		 vm_protect __P((vm_map_t,
123		    vm_offset_t, vm_size_t, boolean_t, vm_prot_t));
124void		 vm_set_page_size __P((void));
125void		 vmmeter __P((void));
126struct vmspace	*vmspace_alloc __P((vm_offset_t, vm_offset_t, int));
127struct vmspace	*vmspace_fork __P((struct vmspace *));
128void		 vmspace_free __P((struct vmspace *));
129void		 vmtotal __P((struct vmtotal *));
130void		 vnode_pager_setsize __P((struct vnode *, u_long));
131void		 vnode_pager_umount __P((struct mount *));
132boolean_t	 vnode_pager_uncache __P((struct vnode *));
133void		 vslock __P((caddr_t, u_int));
134void		 vsunlock __P((caddr_t, u_int, int));
135#endif
136