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1/* -*- 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
29extern const struct file_operations ocfs2_fops;
30extern const struct file_operations ocfs2_dops;
31extern const struct file_operations ocfs2_fops_no_plocks;
32extern const struct file_operations ocfs2_dops_no_plocks;
33extern const struct inode_operations ocfs2_file_iops;
34extern const struct inode_operations ocfs2_special_file_iops;
35struct ocfs2_alloc_context;
36enum ocfs2_alloc_restarted;
37
38struct ocfs2_file_private {
39 struct file *fp_file;
40 struct mutex fp_mutex;
41 struct ocfs2_lock_res fp_flock;
42};
43
44int ocfs2_add_inode_data(struct ocfs2_super *osb,
45 struct inode *inode,
46 u32 *logical_offset,
47 u32 clusters_to_add,
48 int mark_unwritten,
49 struct buffer_head *fe_bh,
50 handle_t *handle,
51 struct ocfs2_alloc_context *data_ac,
52 struct ocfs2_alloc_context *meta_ac,
53 enum ocfs2_alloc_restarted *reason_ret);
54int ocfs2_set_inode_size(handle_t *handle,
55 struct inode *inode,
56 struct buffer_head *fe_bh,
57 u64 new_i_size);
58int ocfs2_simple_size_update(struct inode *inode,
59 struct buffer_head *di_bh,
60 u64 new_i_size);
61int ocfs2_truncate_file(struct inode *inode,
62 struct buffer_head *di_bh,
63 u64 new_i_size);
64int ocfs2_extend_no_holes(struct inode *inode, struct buffer_head *di_bh,
65 u64 new_i_size, u64 zero_to);
66int ocfs2_zero_extend(struct inode *inode, struct buffer_head *di_bh,
67 loff_t zero_to);
68int ocfs2_extend_allocation(struct inode *inode, u32 logical_start,
69 u32 clusters_to_add, int mark_unwritten);
70int ocfs2_setattr(struct dentry *dentry, struct iattr *attr);
71int ocfs2_getattr(struct vfsmount *mnt, struct dentry *dentry,
72 struct kstat *stat);
73int ocfs2_permission(struct inode *inode, int mask);
74
75int ocfs2_should_update_atime(struct inode *inode,
76 struct vfsmount *vfsmnt);
77int ocfs2_update_inode_atime(struct inode *inode,
78 struct buffer_head *bh);
79
80int ocfs2_change_file_space(struct file *file, unsigned int cmd,
81 struct ocfs2_space_resv *sr);
82
83int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos,
84 size_t count);
85int ocfs2_remove_inode_range(struct inode *inode,
86 struct buffer_head *di_bh, u64 byte_start,
87 u64 byte_len);
88#endif /* OCFS2_FILE_H */
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/* -*- mode: c; c-basic-offset: 8; -*-
3 * vim: noexpandtab sw=8 ts=8 sts=0:
4 *
5 * file.h
6 *
7 * Function prototypes
8 *
9 * Copyright (C) 2002, 2004 Oracle. All rights reserved.
10 */
11
12#ifndef OCFS2_FILE_H
13#define OCFS2_FILE_H
14
15extern const struct file_operations ocfs2_fops;
16extern const struct file_operations ocfs2_dops;
17extern const struct file_operations ocfs2_fops_no_plocks;
18extern const struct file_operations ocfs2_dops_no_plocks;
19extern const struct inode_operations ocfs2_file_iops;
20extern const struct inode_operations ocfs2_special_file_iops;
21struct ocfs2_alloc_context;
22enum ocfs2_alloc_restarted;
23
24struct ocfs2_file_private {
25 struct file *fp_file;
26 struct mutex fp_mutex;
27 struct ocfs2_lock_res fp_flock;
28};
29
30int ocfs2_add_inode_data(struct ocfs2_super *osb,
31 struct inode *inode,
32 u32 *logical_offset,
33 u32 clusters_to_add,
34 int mark_unwritten,
35 struct buffer_head *fe_bh,
36 handle_t *handle,
37 struct ocfs2_alloc_context *data_ac,
38 struct ocfs2_alloc_context *meta_ac,
39 enum ocfs2_alloc_restarted *reason_ret);
40int ocfs2_set_inode_size(handle_t *handle,
41 struct inode *inode,
42 struct buffer_head *fe_bh,
43 u64 new_i_size);
44int ocfs2_simple_size_update(struct inode *inode,
45 struct buffer_head *di_bh,
46 u64 new_i_size);
47int ocfs2_truncate_file(struct inode *inode,
48 struct buffer_head *di_bh,
49 u64 new_i_size);
50int ocfs2_extend_no_holes(struct inode *inode, struct buffer_head *di_bh,
51 u64 new_i_size, u64 zero_to);
52int ocfs2_zero_extend(struct inode *inode, struct buffer_head *di_bh,
53 loff_t zero_to);
54int ocfs2_setattr(struct dentry *dentry, struct iattr *attr);
55int ocfs2_getattr(const struct path *path, struct kstat *stat,
56 u32 request_mask, unsigned int flags);
57int ocfs2_permission(struct inode *inode, int mask);
58
59int ocfs2_should_update_atime(struct inode *inode,
60 struct vfsmount *vfsmnt);
61int ocfs2_update_inode_atime(struct inode *inode,
62 struct buffer_head *bh);
63
64int ocfs2_change_file_space(struct file *file, unsigned int cmd,
65 struct ocfs2_space_resv *sr);
66
67int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos,
68 size_t count);
69int ocfs2_remove_inode_range(struct inode *inode,
70 struct buffer_head *di_bh, u64 byte_start,
71 u64 byte_len);
72#endif /* OCFS2_FILE_H */