ssize_t (*aio_write) (struct kiocb *, const struct iovec *, unsigned long, loff_t);
int (*readdir) (struct file *, void *, filldir_t);
unsigned int (*poll) (struct file *, struct poll_table_struct *);
- int (*ioctl) (struct inode *, struct file *, unsigned int, unsigned long);
long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long);
long (*compat_ioctl) (struct file *, unsigned int, unsigned long);
int (*mmap) (struct file *, struct vm_area_struct *);
activity on this file and (optionally) go to sleep until there
is activity. Called by the select(2) and poll(2) system calls
- ioctl: called by the ioctl(2) system call
-
- unlocked_ioctl: called by the ioctl(2) system call. Filesystems that do not
- require the BKL should use this method instead of the ioctl() above.
+ unlocked_ioctl: called by the ioctl(2) system call.
compat_ioctl: called by the ioctl(2) system call when 32 bit system calls
are used on 64 bit kernels.