*, loff_t, int);
ssize_t (*read) (struct file *, char __user *, size_t, loff_t *);
ssize_t (...id);
int (*release) (struct inode *, struct file *);
int (*fsync) (struct file *, loff_t, loff_t...file *, loff_t, struct file *,
loff_t, size_t, unsigned int);
int (*clone_file_range...)(struct file *, loff_t, struct file *, loff_t,
u64);
int (*dedupe_file_range)(struct...file *, loff_t, struct file *, loff_t,
u64);
int (*fadvise)(struct file *, loff_t, loff_t