cifs_ioctl
.unlocked_ioctl = cifs_ioctl,
.unlocked_ioctl = cifs_ioctl,
.unlocked_ioctl = cifs_ioctl,
.unlocked_ioctl = cifs_ioctl,
.unlocked_ioctl = cifs_ioctl,
.unlocked_ioctl = cifs_ioctl,
.unlocked_ioctl = cifs_ioctl,
long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg);
if (fd_file(src_file)->f_op->unlocked_ioctl != cifs_ioctl) {