include/kernel/vm_cache.h

   1 /*
   2 ** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
   3 ** Distributed under the terms of the NewOS License.
   4 */
   5 #ifndef _KERNEL_VM_CACHE_H
   6 #define _KERNEL_VM_CACHE_H
   7
   8 #include <kernel/kernel.h>
   9 #include <kernel/vm.h>
  10 #include <boot/stage2.h>
  11
  12 int vm_cache_init(kernel_args *ka);
  13 vm_cache *vm_cache_create(vm_store *store);
  14 vm_cache_ref *vm_cache_ref_create(vm_cache *cache);
  15 void vm_cache_acquire_ref(vm_cache_ref *cache_ref, bool acquire_store_ref);
  16 void vm_cache_release_ref(vm_cache_ref *cache_ref);
  17 vm_page *vm_cache_lookup_page(vm_cache_ref *cache_ref, off_t page);
  18 void vm_cache_insert_page(vm_cache_ref *cache_ref, vm_page *page, off_t offset);
  19 void vm_cache_remove_page(vm_cache_ref *cache_ref, vm_page *page);
  20 int vm_cache_insert_region(vm_cache_ref *cache_ref, vm_region *region);
  21 int vm_cache_remove_region(vm_cache_ref *cache_ref, vm_region *region);
  22
  23 #endif
  24