The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/vm/vm_extern.h

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    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: releng/6.0/sys/vm/vm_extern.h 144501 2005-04-01 20:00:11Z jhb $
   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_ */

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