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 | struct file *fp_file; |
24 | struct mutex fp_mutex; |
25 | struct ocfs2_lock_res fp_flock; |
26 | }; |
27 | |
28 | int ocfs2_add_inode_data(struct ocfs2_super *osb, |
29 | struct inode *inode, |
30 | u32 *logical_offset, |
31 | u32 clusters_to_add, |
32 | int mark_unwritten, |
33 | struct buffer_head *fe_bh, |
34 | handle_t *handle, |
35 | struct ocfs2_alloc_context *data_ac, |
36 | struct ocfs2_alloc_context *meta_ac, |
37 | enum ocfs2_alloc_restarted *reason_ret); |
38 | int ocfs2_set_inode_size(handle_t *handle, |
39 | struct inode *inode, |
40 | struct buffer_head *fe_bh, |
41 | u64 new_i_size); |
42 | int ocfs2_simple_size_update(struct inode *inode, |
43 | struct buffer_head *di_bh, |
44 | u64 new_i_size); |
45 | int ocfs2_truncate_file(struct inode *inode, |
46 | struct buffer_head *di_bh, |
47 | u64 new_i_size); |
48 | int ocfs2_extend_no_holes(struct inode *inode, struct buffer_head *di_bh, |
49 | u64 new_i_size, u64 zero_to); |
50 | int ocfs2_zero_extend(struct inode *inode, struct buffer_head *di_bh, |
51 | loff_t zero_to); |
52 | int ocfs2_setattr(struct mnt_idmap *idmap, struct dentry *dentry, |
53 | struct iattr *attr); |
54 | int ocfs2_getattr(struct mnt_idmap *idmap, const struct path *path, |
55 | struct kstat *stat, u32 request_mask, unsigned int flags); |
56 | int ocfs2_permission(struct mnt_idmap *idmap, |
57 | struct inode *inode, |
58 | int mask); |
59 | |
60 | int ocfs2_should_update_atime(struct inode *inode, |
61 | struct vfsmount *vfsmnt); |
62 | int ocfs2_update_inode_atime(struct inode *inode, |
63 | struct buffer_head *bh); |
64 | |
65 | int ocfs2_change_file_space(struct file *file, unsigned int cmd, |
66 | struct ocfs2_space_resv *sr); |
67 | |
68 | int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos, |
69 | size_t count); |
70 | int ocfs2_remove_inode_range(struct inode *inode, |
71 | struct buffer_head *di_bh, u64 byte_start, |
72 | u64 byte_len); |
73 | #endif /* OCFS2_FILE_H */ |
74 | |