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Added preliminary support for cache modules.

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10334 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2004-12-01 07:35:20 +00:00
parent 097fa44066
commit a16bf97a7d
1 changed files with 17 additions and 3 deletions
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headers/private/kernel/file_cache.h
+17 -3
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@@ -1,18 +1,32 @@
/* /*
** Copyright 2004, Axel Dörfler, [email protected]. All rights reserved. * Copyright 2004, Axel Dörfler, [email protected].
** Distributed under the terms of the Haiku License. * Distributed under the terms of the MIT License.
*/ */
#ifndef _KERNEL_FILE_CACHE_H #ifndef _KERNEL_FILE_CACHE_H
#define _KERNEL_FILE_CACHE_H #define _KERNEL_FILE_CACHE_H
#include <vfs.h>
#include <vm_types.h> #include <vm_types.h>
#include <module.h>
struct cache_module_info {
module_info info;
void (*node_opened)(mount_id mountID, vnode_id vnodeID, off_t size);
void (*node_closed)(mount_id mountID, vnode_id vnodeID);
};
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
#endif #endif
extern void cache_node_opened(void *ref, mount_id mountID, vnode_id vnodeID);
extern void cache_node_closed(void *ref, mount_id mountID, vnode_id vnodeID);
extern void cache_prefetch(mount_id mountID, vnode_id vnodeID);
extern status_t file_cache_init(void);
extern vm_store *vm_create_vnode_store(void *vnode); extern vm_store *vm_create_vnode_store(void *vnode);
#ifdef __cplusplus #ifdef __cplusplus