xref: /freebsd/sys/vm/vm_extern.h (revision 3642298923e528d795e3a30ec165d2b469e28b40)
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  * 4. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  *	@(#)vm_extern.h	8.2 (Berkeley) 1/12/94
30  * $FreeBSD$
31  */
32 
33 #ifndef _VM_EXTERN_H_
34 #define	_VM_EXTERN_H_
35 
36 struct buf;
37 struct proc;
38 struct vmspace;
39 struct vmtotal;
40 struct mount;
41 struct vnode;
42 
43 #ifdef _KERNEL
44 
45 #ifdef TYPEDEF_FOR_UAP
46 int getpagesize(struct thread *, void *, int *);
47 int madvise(struct thread *, void *, int *);
48 int mincore(struct thread *, void *, int *);
49 int mprotect(struct thread *, void *, int *);
50 int msync(struct thread *, void *, int *);
51 int munmap(struct thread *, void *, int *);
52 int obreak(struct thread *, void *, int *);
53 int sbrk(struct thread *, void *, int *);
54 int sstk(struct thread *, void *, int *);
55 int swapon(struct thread *, void *, int *);
56 #endif			/* TYPEDEF_FOR_UAP */
57 
58 int kernacc(void *, int, int);
59 vm_offset_t kmem_alloc(vm_map_t, vm_size_t);
60 vm_offset_t kmem_alloc_nofault(vm_map_t, vm_size_t);
61 vm_offset_t kmem_alloc_wait(vm_map_t, vm_size_t);
62 void kmem_free(vm_map_t, vm_offset_t, vm_size_t);
63 void kmem_free_wakeup(vm_map_t, vm_offset_t, vm_size_t);
64 void kmem_init(vm_offset_t, vm_offset_t);
65 vm_offset_t kmem_malloc(vm_map_t, vm_size_t, boolean_t);
66 vm_map_t kmem_suballoc(vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t);
67 void swapout_procs(int);
68 int useracc(void *, int, int);
69 int vm_fault(vm_map_t, vm_offset_t, vm_prot_t, int);
70 void vm_fault_copy_entry(vm_map_t, vm_map_t, vm_map_entry_t, vm_map_entry_t);
71 void vm_fault_unwire(vm_map_t, vm_offset_t, vm_offset_t, boolean_t);
72 int vm_fault_wire(vm_map_t, vm_offset_t, vm_offset_t, boolean_t, boolean_t);
73 void vm_forkproc(struct thread *, struct proc *, struct thread *, int);
74 void vm_waitproc(struct proc *);
75 int vm_mmap(vm_map_t, vm_offset_t *, vm_size_t, vm_prot_t, vm_prot_t, int, objtype_t, void *, vm_ooffset_t);
76 void vm_set_page_size(void);
77 struct vmspace *vmspace_alloc(vm_offset_t, vm_offset_t);
78 struct vmspace *vmspace_fork(struct vmspace *);
79 void vmspace_exec(struct proc *, vm_offset_t, vm_offset_t);
80 void vmspace_unshare(struct proc *);
81 void vmspace_free(struct vmspace *);
82 void vmspace_exitfree(struct proc *);
83 void vnode_pager_setsize(struct vnode *, vm_ooffset_t);
84 int vslock(void *, size_t);
85 void vsunlock(void *, size_t);
86 void vm_object_print(/* db_expr_t */ long, boolean_t, /* db_expr_t */ long,
87 			  char *);
88 int vm_fault_quick(caddr_t v, int prot);
89 void vm_thread_dispose(struct thread *td);
90 void vm_thread_dispose_altkstack(struct thread *td);
91 void vm_thread_new(struct thread *td, int pages);
92 void vm_thread_new_altkstack(struct thread *td, int pages);
93 void vm_thread_swapin(struct thread *td);
94 void vm_thread_swapout(struct thread *td);
95 #endif				/* _KERNEL */
96 #endif				/* !_VM_EXTERN_H_ */
97