blob: 36fe27f268ee2c84a6a02fbe8284f8a1aabc29f7 [file] [log] [blame]
Mark Fashehccd979b2005-12-15 14:31:24 -08001/* -*- mode: c; c-basic-offset: 8; -*-
2 * vim: noexpandtab sw=8 ts=8 sts=0:
3 *
4 * file.h
5 *
6 * Function prototypes
7 *
8 * Copyright (C) 2002, 2004 Oracle. All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public
12 * License as published by the Free Software Foundation; either
13 * version 2 of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public
21 * License along with this program; if not, write to the
22 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 * Boston, MA 021110-1307, USA.
24 */
25
26#ifndef OCFS2_FILE_H
27#define OCFS2_FILE_H
28
Arjan van de Ven4b6f5d22006-03-28 01:56:42 -080029extern const struct file_operations ocfs2_fops;
30extern const struct file_operations ocfs2_dops;
Arjan van de Ven92e1d5b2007-02-12 00:55:39 -080031extern const struct inode_operations ocfs2_file_iops;
32extern const struct inode_operations ocfs2_special_file_iops;
Mark Fashehccd979b2005-12-15 14:31:24 -080033struct ocfs2_alloc_context;
34
35enum ocfs2_alloc_restarted {
36 RESTART_NONE = 0,
37 RESTART_TRANS,
38 RESTART_META
39};
40int ocfs2_do_extend_allocation(struct ocfs2_super *osb,
41 struct inode *inode,
Mark Fasheh2ae99a62007-03-09 16:43:28 -080042 u32 *logical_offset,
Mark Fashehccd979b2005-12-15 14:31:24 -080043 u32 clusters_to_add,
Mark Fasheh2ae99a62007-03-09 16:43:28 -080044 int mark_unwritten,
Mark Fashehccd979b2005-12-15 14:31:24 -080045 struct buffer_head *fe_bh,
Mark Fasheh1fabe142006-10-09 18:11:45 -070046 handle_t *handle,
Mark Fashehccd979b2005-12-15 14:31:24 -080047 struct ocfs2_alloc_context *data_ac,
48 struct ocfs2_alloc_context *meta_ac,
Mark Fasheh2ae99a62007-03-09 16:43:28 -080049 enum ocfs2_alloc_restarted *reason_ret);
Mark Fasheh9517bac2007-02-09 20:24:12 -080050int ocfs2_lock_allocators(struct inode *inode, struct ocfs2_dinode *di,
Mark Fashehb27b7cb2007-06-18 11:22:56 -070051 u32 clusters_to_add, u32 extents_to_split,
Mark Fasheh9517bac2007-02-09 20:24:12 -080052 struct ocfs2_alloc_context **data_ac,
53 struct ocfs2_alloc_context **meta_ac);
Mark Fashehccd979b2005-12-15 14:31:24 -080054int ocfs2_setattr(struct dentry *dentry, struct iattr *attr);
55int ocfs2_getattr(struct vfsmount *mnt, struct dentry *dentry,
56 struct kstat *stat);
Tiger Yangd38eb8d2006-11-27 09:59:21 +080057int ocfs2_permission(struct inode *inode, int mask,
58 struct nameidata *nd);
Mark Fashehccd979b2005-12-15 14:31:24 -080059
Tiger Yang7f1a37e2006-11-15 15:48:42 +080060int ocfs2_should_update_atime(struct inode *inode,
61 struct vfsmount *vfsmnt);
62int ocfs2_update_inode_atime(struct inode *inode,
63 struct buffer_head *bh);
64
Mark Fashehb2580102007-03-09 16:53:21 -080065int ocfs2_change_file_space(struct file *file, unsigned int cmd,
66 struct ocfs2_space_resv *sr);
67
Mark Fashehccd979b2005-12-15 14:31:24 -080068#endif /* OCFS2_FILE_H */