ptmx_fops         892 drivers/tty/pty.c static struct file_operations ptmx_fops __ro_after_init;
ptmx_fops         948 drivers/tty/pty.c 	tty_default_fops(&ptmx_fops);
ptmx_fops         949 drivers/tty/pty.c 	ptmx_fops.open = ptmx_open;
ptmx_fops         951 drivers/tty/pty.c 	cdev_init(&ptmx_cdev, &ptmx_fops);