| vm_extern.h (253953) | vm_extern.h (254025) |
|---|---|
| 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 --- 13 unchanged lines hidden (view full) --- 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 | 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 --- 13 unchanged lines hidden (view full) --- 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: head/sys/vm/vm_extern.h 253953 2013-08-05 08:55:35Z attilio $ | 30 * $FreeBSD: head/sys/vm/vm_extern.h 254025 2013-08-07 06:21:20Z jeff $ |
| 31 */ 32 33#ifndef _VM_EXTERN_H_ 34#define _VM_EXTERN_H_ 35 36struct proc; 37struct vmspace; 38struct vnode; | 31 */ 32 33#ifndef _VM_EXTERN_H_ 34#define _VM_EXTERN_H_ 35 36struct proc; 37struct vmspace; 38struct vnode; |
| 39struct vmem; |
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| 39 40#ifdef _KERNEL 41 | 40 41#ifdef _KERNEL 42 |
| 42int kernacc(void *, int, int); 43vm_offset_t kmem_alloc(vm_map_t, vm_size_t); 44vm_offset_t kmem_alloc_attr(vm_map_t map, vm_size_t size, int flags, | 43/* These operate on kernel virtual addresses only. */ 44vm_offset_t kva_alloc(vm_size_t); 45void kva_free(vm_offset_t, vm_size_t); 46 47/* These operate on pageable virtual addresses. */ 48vm_offset_t kmap_alloc_wait(vm_map_t, vm_size_t); 49void kmap_free_wakeup(vm_map_t, vm_offset_t, vm_size_t); 50 51/* These operate on virtual addresses backed by memory. */ 52vm_offset_t kmem_alloc_attr(struct vmem *, vm_size_t size, int flags, |
| 45 vm_paddr_t low, vm_paddr_t high, vm_memattr_t memattr); | 53 vm_paddr_t low, vm_paddr_t high, vm_memattr_t memattr); |
| 46vm_offset_t kmem_alloc_contig(vm_map_t map, vm_size_t size, int flags, | 54vm_offset_t kmem_alloc_contig(struct vmem *, vm_size_t size, int flags, |
| 47 vm_paddr_t low, vm_paddr_t high, u_long alignment, vm_paddr_t boundary, 48 vm_memattr_t memattr); | 55 vm_paddr_t low, vm_paddr_t high, u_long alignment, vm_paddr_t boundary, 56 vm_memattr_t memattr); |
| 49vm_offset_t kmem_alloc_nofault(vm_map_t, vm_size_t); 50vm_offset_t kmem_alloc_nofault_space(vm_map_t, vm_size_t, int); 51vm_offset_t kmem_alloc_wait(vm_map_t, vm_size_t); 52void kmem_free(vm_map_t, vm_offset_t, vm_size_t); 53void kmem_free_wakeup(vm_map_t, vm_offset_t, vm_size_t); 54void kmem_init(vm_offset_t, vm_offset_t); 55vm_offset_t kmem_malloc(vm_map_t map, vm_size_t size, int flags); 56int kmem_back(vm_map_t, vm_offset_t, vm_size_t, int); | 57vm_offset_t kmem_malloc(struct vmem *, vm_size_t size, int flags); 58void kmem_free(struct vmem *, vm_offset_t, vm_size_t); 59 60/* This provides memory for previously allocated address space. */ 61int kmem_back(vm_object_t, vm_offset_t, vm_size_t, int); 62void kmem_unback(vm_object_t, vm_offset_t, vm_size_t); 63 64/* Bootstrapping. */ |
| 57vm_map_t kmem_suballoc(vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t, 58 boolean_t); | 65vm_map_t kmem_suballoc(vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t, 66 boolean_t); |
| 67void kmem_init(vm_offset_t, vm_offset_t); 68void kmem_init_zero_region(void); 69void kmeminit(void); 70 |
|
| 59void swapout_procs(int); | 71void swapout_procs(int); |
| 72int kernacc(void *, int, int); |
|
| 60int useracc(void *, int, int); 61int vm_fault(vm_map_t, vm_offset_t, vm_prot_t, int); 62void vm_fault_copy_entry(vm_map_t, vm_map_t, vm_map_entry_t, vm_map_entry_t, 63 vm_ooffset_t *); 64int vm_fault_disable_pagefaults(void); 65void vm_fault_enable_pagefaults(int save); 66int vm_fault_hold(vm_map_t map, vm_offset_t vaddr, vm_prot_t fault_type, 67 int fault_flags, vm_page_t *m_hold); --- 28 unchanged lines hidden --- | 73int useracc(void *, int, int); 74int vm_fault(vm_map_t, vm_offset_t, vm_prot_t, int); 75void vm_fault_copy_entry(vm_map_t, vm_map_t, vm_map_entry_t, vm_map_entry_t, 76 vm_ooffset_t *); 77int vm_fault_disable_pagefaults(void); 78void vm_fault_enable_pagefaults(int save); 79int vm_fault_hold(vm_map_t map, vm_offset_t vaddr, vm_prot_t fault_type, 80 int fault_flags, vm_page_t *m_hold); --- 28 unchanged lines hidden --- |