xref: /freebsd/sys/vm/vm_extern.h (revision a316b26e50bbed7cf655fbba726ab87d8ab7599d)
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 1.7 1994/12/30 08:02:16 bde 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 #ifdef TYPEDEF_FOR_UAP
66 int getpagesize __P((struct proc * p, void *, int *));
67 int madvise __P((struct proc *, void *, int *));
68 int mincore __P((struct proc *, void *, int *));
69 int mprotect __P((struct proc *, void *, int *));
70 int msync __P((struct proc *, void *, int *));
71 int munmap __P((struct proc *, void *, int *));
72 int obreak __P((struct proc *, void *, int *));
73 int sbrk __P((struct proc *, void *, int *));
74 int smmap __P((struct proc *, void *, int *));
75 int sstk __P((struct proc *, void *, int *));
76 
77 #endif
78 
79 void assert_wait __P((int, boolean_t));
80 int grow __P((struct proc *, u_int));
81 void iprintf __P((const char *,...));
82 int kernacc __P((caddr_t, int, int));
83 int kinfo_loadavg __P((int, char *, int *, int, int *));
84 int kinfo_meter __P((int, caddr_t, int *, int, int *));
85 vm_offset_t kmem_alloc __P((vm_map_t, vm_size_t));
86 vm_offset_t kmem_alloc_pageable __P((vm_map_t, vm_size_t));
87 vm_offset_t kmem_alloc_wait __P((vm_map_t, vm_size_t));
88 void kmem_free __P((vm_map_t, vm_offset_t, vm_size_t));
89 void kmem_free_wakeup __P((vm_map_t, vm_offset_t, vm_size_t));
90 void kmem_init __P((vm_offset_t, vm_offset_t));
91 vm_offset_t kmem_malloc __P((vm_map_t, vm_size_t, boolean_t));
92 vm_map_t kmem_suballoc __P((vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t, boolean_t));
93 void loadav __P((struct loadavg *));
94 void munmapfd __P((struct proc *, int));
95 int pager_cache __P((vm_object_t, boolean_t));
96 void sched __P((void));
97 int svm_allocate __P((struct proc *, void *, int *));
98 int svm_deallocate __P((struct proc *, void *, int *));
99 int svm_inherit __P((struct proc *, void *, int *));
100 int svm_protect __P((struct proc *, void *, int *));
101 void swapinit __P((void));
102 int swapon __P((struct proc *, void *, int *));
103 void swapout __P((struct proc *));
104 void swapout_threads __P((void));
105 int swfree __P((struct proc *, int));
106 void swstrategy __P((struct buf *));
107 void thread_block __P((char *));
108 void thread_sleep __P((int, simple_lock_t, boolean_t));
109 void thread_wakeup __P((int));
110 int useracc __P((caddr_t, int, int));
111 int vm_allocate __P((vm_map_t, vm_offset_t *, vm_size_t, boolean_t));
112 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));
113 int vm_deallocate __P((vm_map_t, vm_offset_t, vm_size_t));
114 int vm_fault __P((vm_map_t, vm_offset_t, vm_prot_t, boolean_t));
115 void vm_fault_copy_entry __P((vm_map_t, vm_map_t, vm_map_entry_t, vm_map_entry_t));
116 void vm_fault_unwire __P((vm_map_t, vm_offset_t, vm_offset_t));
117 int vm_fault_wire __P((vm_map_t, vm_offset_t, vm_offset_t));
118 int vm_fork __P((struct proc *, struct proc *, int));
119 int vm_inherit __P((vm_map_t, vm_offset_t, vm_size_t, vm_inherit_t));
120 void vm_init_limits __P((struct proc *));
121 void vm_mem_init __P((void));
122 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));
123 vm_offset_t vm_page_alloc_contig __P((vm_offset_t, vm_offset_t, vm_offset_t, vm_offset_t));
124 int vm_protect __P((vm_map_t, vm_offset_t, vm_size_t, boolean_t, vm_prot_t));
125 void vm_set_page_size __P((void));
126 void vmmeter __P((void));
127 struct vmspace *vmspace_alloc __P((vm_offset_t, vm_offset_t, int));
128 struct vmspace *vmspace_fork __P((struct vmspace *));
129 void vmspace_free __P((struct vmspace *));
130 void vmtotal __P((struct vmtotal *));
131 void vnode_pager_setsize __P((struct vnode *, u_long));
132 void vnode_pager_umount __P((struct mount *));
133 boolean_t vnode_pager_uncache __P((struct vnode *));
134 void vslock __P((caddr_t, u_int));
135 void vsunlock __P((caddr_t, u_int, int));
136 
137 #endif				/* KERNEL */
138 
139 #endif				/* !_VM_EXTERN_H_ */
140