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