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

     /*-
      * Copyright (c) 1992, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 4. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     *      @(#)vm_extern.h 8.2 (Berkeley) 1/12/94
     * $FreeBSD$
     */
    
    #ifndef _VM_EXTERN_H_
    #define _VM_EXTERN_H_
    
    struct buf;
    struct proc;
    struct vmspace;
    struct vmtotal;
    struct mount;
    struct vnode;
    
    #ifdef _KERNEL
    
    #ifdef TYPEDEF_FOR_UAP
    int getpagesize(struct thread *, void *, int *);
    int madvise(struct thread *, void *, int *);
    int mincore(struct thread *, void *, int *);
    int mprotect(struct thread *, void *, int *);
    int msync(struct thread *, void *, int *);
    int munmap(struct thread *, void *, int *);
    int obreak(struct thread *, void *, int *);
    int sbrk(struct thread *, void *, int *);
    int sstk(struct thread *, void *, int *);
    int swapon(struct thread *, void *, int *);
    #endif                  /* TYPEDEF_FOR_UAP */
    
    int kernacc(void *, int, int);
    vm_offset_t kmem_alloc(vm_map_t, vm_size_t);
    vm_offset_t kmem_alloc_nofault(vm_map_t, vm_size_t);
    vm_offset_t kmem_alloc_wait(vm_map_t, vm_size_t);
    void kmem_free(vm_map_t, vm_offset_t, vm_size_t);
    void kmem_free_wakeup(vm_map_t, vm_offset_t, vm_size_t);
    void kmem_init(vm_offset_t, vm_offset_t);
    vm_offset_t kmem_malloc(vm_map_t, vm_size_t, boolean_t);
    vm_map_t kmem_suballoc(vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t,
        boolean_t);
    void swapout_procs(int);
    int useracc(void *, int, int);
    int vm_fault(vm_map_t, vm_offset_t, vm_prot_t, int);
    void vm_fault_copy_entry(vm_map_t, vm_map_t, vm_map_entry_t, vm_map_entry_t);
    void vm_fault_unwire(vm_map_t, vm_offset_t, vm_offset_t, boolean_t);
    int vm_fault_wire(vm_map_t, vm_offset_t, vm_offset_t, boolean_t, boolean_t);
    int vm_forkproc(struct thread *, struct proc *, struct thread *, struct vmspace *, int);
    void vm_waitproc(struct proc *);
    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);
    void vm_set_page_size(void);
    struct vmspace *vmspace_alloc(vm_offset_t, vm_offset_t);
    struct vmspace *vmspace_fork(struct vmspace *);
    int vmspace_exec(struct proc *, vm_offset_t, vm_offset_t);
    int vmspace_unshare(struct proc *);
    void vmspace_exit(struct thread *);
    struct vmspace *vmspace_acquire_ref(struct proc *);
    void vmspace_free(struct vmspace *);
    void vmspace_exitfree(struct proc *);
    void vnode_pager_setsize(struct vnode *, vm_ooffset_t);
    int vslock(void *, size_t);
    void vsunlock(void *, size_t);
    void vm_object_print(/* db_expr_t */ long, boolean_t, /* db_expr_t */ long,
                              char *);
    int vm_fault_quick(caddr_t v, int prot);
    struct sf_buf *vm_imgact_map_page(vm_object_t object, vm_ooffset_t offset);
    void vm_imgact_unmap_page(struct sf_buf *sf);
    void vm_thread_dispose(struct thread *td);
    void vm_thread_dispose_altkstack(struct thread *td);
    int vm_thread_new(struct thread *td, int pages);
    int vm_thread_new_altkstack(struct thread *td, int pages);
    void vm_thread_swapin(struct thread *td);
    void vm_thread_swapout(struct thread *td);
   #endif                          /* _KERNEL */
   #endif                          /* !_VM_EXTERN_H_ */

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