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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_setattr(struct dentry *dentry, struct iattr *attr);
69int ocfs2_getattr(const struct path *path, struct kstat *stat,
70 u32 request_mask, unsigned int flags);
71int ocfs2_permission(struct inode *inode, int mask);
72
73int ocfs2_should_update_atime(struct inode *inode,
74 struct vfsmount *vfsmnt);
75int ocfs2_update_inode_atime(struct inode *inode,
76 struct buffer_head *bh);
77
78int ocfs2_change_file_space(struct file *file, unsigned int cmd,
79 struct ocfs2_space_resv *sr);
80
81int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos,
82 size_t count);
83int ocfs2_remove_inode_range(struct inode *inode,
84 struct buffer_head *di_bh, u64 byte_start,
85 u64 byte_len);
86#endif
87