xref: /freebsd/sys/vm/vm_extern.h (revision 5ebc7e6281887681c3a348a5a4c902e262ccd656)
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  * $Id: vm_extern.h,v 1.14 1995/05/10 18:56:04 davidg Exp $
35  */
36 
37 #ifndef _VM_EXTERN_H_
38 #define	_VM_EXTERN_H_
39 
40 struct buf;
41 struct loadavg;
42 struct proc;
43 struct vmspace;
44 struct vmtotal;
45 struct mount;
46 struct vnode;
47 
48 #ifdef KGDB
49 void chgkprot __P((caddr_t, int, int));
50 
51 #endif
52 
53 /*
54  * Try to get semi-meaningful wait messages into thread_sleep...
55  */
56 void thread_sleep_ __P((int, simple_lock_t, char *));
57 
58 #if __GNUC__ >= 2
59 #define thread_sleep(a,b,c) thread_sleep_((a), (b), __FUNCTION__)
60 #else
61 #define thread_sleep(a,b,c) thread_sleep_((a), (b), "vmslp")
62 #endif
63 
64 #ifdef KERNEL
65 extern int indent;
66 
67 #ifdef TYPEDEF_FOR_UAP
68 int getpagesize __P((struct proc * p, void *, int *));
69 int madvise __P((struct proc *, void *, int *));
70 int mincore __P((struct proc *, void *, int *));
71 int mprotect __P((struct proc *, void *, int *));
72 int msync __P((struct proc *, void *, int *));
73 int munmap __P((struct proc *, void *, int *));
74 int obreak __P((struct proc *, void *, int *));
75 int sbrk __P((struct proc *, void *, int *));
76 int smmap __P((struct proc *, void *, int *));
77 int sstk __P((struct proc *, void *, int *));
78 int swapon __P((struct proc *, void *, int *));
79 
80 #endif
81 
82 void assert_wait __P((int, boolean_t));
83 void faultin __P((struct proc *p));
84 int grow __P((struct proc *, u_int));
85 void iprintf __P((const char *,...));
86 int kernacc __P((caddr_t, int, int));
87 int kinfo_loadavg __P((int, char *, int *, int, int *));
88 int kinfo_meter __P((int, caddr_t, int *, int, int *));
89 vm_offset_t kmem_alloc __P((vm_map_t, vm_size_t));
90 vm_offset_t kmem_alloc_pageable __P((vm_map_t, vm_size_t));
91 vm_offset_t kmem_alloc_wait __P((vm_map_t, vm_size_t));
92 void kmem_free __P((vm_map_t, vm_offset_t, vm_size_t));
93 void kmem_free_wakeup __P((vm_map_t, vm_offset_t, vm_size_t));
94 void kmem_init __P((vm_offset_t, vm_offset_t));
95 vm_offset_t kmem_malloc __P((vm_map_t, vm_size_t, boolean_t));
96 vm_map_t kmem_suballoc __P((vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t, boolean_t));
97 void loadav __P((struct loadavg *));
98 void munmapfd __P((struct proc *, int));
99 int pager_cache __P((vm_object_t, boolean_t));
100 void sched __P((void));
101 int swaponvp __P((struct proc *, struct vnode *, dev_t , u_long ));
102 void swapout __P((struct proc *));
103 void swapout_threads __P((void));
104 void swstrategy __P((struct buf *));
105 void thread_block __P((char *));
106 void thread_sleep __P((int, simple_lock_t, boolean_t));
107 void thread_wakeup __P((int));
108 int useracc __P((caddr_t, int, int));
109 int vm_fault __P((vm_map_t, vm_offset_t, vm_prot_t, boolean_t));
110 void vm_fault_copy_entry __P((vm_map_t, vm_map_t, vm_map_entry_t, vm_map_entry_t));
111 void vm_fault_unwire __P((vm_map_t, vm_offset_t, vm_offset_t));
112 int vm_fault_wire __P((vm_map_t, vm_offset_t, vm_offset_t));
113 int vm_fork __P((struct proc *, struct proc *, int));
114 void vm_init_limits __P((struct proc *));
115 void vm_mem_init __P((void));
116 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));
117 vm_offset_t vm_page_alloc_contig __P((vm_offset_t, vm_offset_t, vm_offset_t, vm_offset_t));
118 void vm_set_page_size __P((void));
119 void vmmeter __P((void));
120 struct vmspace *vmspace_alloc __P((vm_offset_t, vm_offset_t, int));
121 struct vmspace *vmspace_fork __P((struct vmspace *));
122 void vmspace_free __P((struct vmspace *));
123 void vmtotal __P((struct vmtotal *));
124 vm_pager_t vnode_pager_alloc __P((void *, vm_offset_t, vm_prot_t, vm_offset_t));
125 void vnode_pager_setsize __P((struct vnode *, u_long));
126 void vnode_pager_umount __P((struct mount *));
127 boolean_t vnode_pager_uncache __P((struct vnode *));
128 void vslock __P((caddr_t, u_int));
129 void vsunlock __P((caddr_t, u_int, int));
130 
131 #endif				/* KERNEL */
132 
133 #endif				/* !_VM_EXTERN_H_ */
134