sys/vm/vm_extern.h

   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: src/sys/vm/vm_extern.h,v 1.46.2.3 2003/01/13 22:51:17 dillon Exp $
  35  * $DragonFly: src/sys/vm/vm_extern.h,v 1.27 2007/04/30 07:18:57 dillon Exp $
  36  */
  37
  38 #ifndef _VM_VM_EXTERN_H_
  39 #define _VM_VM_EXTERN_H_
  40
  41 #ifndef _SYS_TYPES_H_
  42 #include <sys/types.h>
  43 #endif
  44 #ifndef _VM_VM_MAP_H_
  45 #include <vm/vm_map.h>
  46 #endif
  47 #ifndef _MACHINE_TYPES_H_
  48 #include <machine/types.h>
  49 #endif
  50
  51 struct buf;
  52 struct proc;
  53 struct vmspace;
  54 struct vmtotal;
  55 struct mount;
  56 struct vmspace;
  57 struct vnode;
  58
  59 #ifdef _KERNEL
  60
  61 extern int vkernel_enable;
  62
  63 #ifdef TYPEDEF_FOR_UAP
  64 int getpagesize (struct proc * p, void *, int *);
  65 int madvise (struct proc *, void *, int *);
  66 int mincore (struct proc *, void *, int *);
  67 int mprotect (struct proc *, void *, int *);
  68 int msync (struct proc *, void *, int *);
  69 int munmap (struct proc *, void *, int *);
  70 int obreak (struct proc *, void *, int *);
  71 int sbrk (struct proc *, void *, int *);
  72 int sstk (struct proc *, void *, int *);
  73 int swapon (struct proc *, void *, int *);
  74 #endif
  75
  76 int grow (struct proc *, size_t);
  77 int grow_stack (struct proc *, size_t);
  78 int kernacc(c_caddr_t, int, int);
  79 vm_offset_t kmem_alloc3 (vm_map_t, vm_size_t, int flags);
  80 vm_offset_t kmem_alloc_nofault (vm_map_t, vm_size_t);
  81 vm_offset_t kmem_alloc_pageable (vm_map_t, vm_size_t);
  82 vm_offset_t kmem_alloc_wait (vm_map_t, vm_size_t);
  83 void kmem_free (vm_map_t, vm_offset_t, vm_size_t);
  84 void kmem_free_wakeup (vm_map_t, vm_offset_t, vm_size_t);
  85 void kmem_init (vm_offset_t, vm_offset_t);
  86 void kmem_suballoc (vm_map_t, vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t);
  87 void munmapfd (struct proc *, int);
  88 int swaponvp (struct thread *, struct vnode *, u_long);
  89 void swapout_procs (int);
  90 int useracc(c_caddr_t, int, int);
  91 int vm_fault (vm_map_t, vm_offset_t, vm_prot_t, int);
  92 vm_page_t vm_fault_page (vm_map_t, vm_offset_t, vm_prot_t, int, int *);
  93 vm_page_t vm_fault_page_quick (vm_offset_t, vm_prot_t, int *);
  94 void vm_fault_copy_entry (vm_map_t, vm_map_t, vm_map_entry_t, vm_map_entry_t);
  95 void vm_fault_unwire (vm_map_t, vm_map_entry_t);
  96 int vm_fault_wire (vm_map_t, vm_map_entry_t, boolean_t);
  97 void vm_fork (struct proc *, struct proc *, int);
  98 void vm_fault_ratecheck(void);
  99 void vm_waitproc (struct proc *);
 100 void vm_init_limits(struct proc *);
 101
 102 int vm_mmap (vm_map_t, vm_offset_t *, vm_size_t, vm_prot_t, vm_prot_t, int, void *, vm_ooffset_t);
 103 vm_offset_t vm_page_alloc_contig (vm_offset_t, vm_paddr_t, vm_paddr_t, vm_offset_t);
 104 void vm_set_page_size (void);
 105 struct vmspace *vmspace_alloc (vm_offset_t, vm_offset_t);
 106 struct vmspace *vmspace_fork (struct vmspace *);
 107 void vmspace_exec (struct proc *, struct vmspace *);
 108 void vmspace_unshare (struct proc *);
 109 void vmspace_exitfree (struct proc *);
 110 void vnode_pager_setsize (struct vnode *, vm_ooffset_t);
 111 void vslock (caddr_t, u_int);
 112 void vsunlock (caddr_t, u_int);
 113 void vm_object_print (/* db_expr_t */ long, boolean_t, /* db_expr_t */ long,
 114                           char *);
 115
 116 static __inline
 117 vm_offset_t
 118 kmem_alloc (vm_map_t map, vm_size_t size)
 119 {
 120         return(kmem_alloc3(map, size, 0));
 121 }
 122
 123 #endif                          /* _KERNEL */
 124
 125 #endif                          /* !_VM_VM_EXTERN_H_ */