uart_shutdown 896 drivers/tty/serial/serial_core.c uart_shutdown(tty, state); uart_shutdown 1147 drivers/tty/serial/serial_core.c uart_shutdown(tty, state); uart_shutdown 1670 drivers/tty/serial/serial_core.c uart_shutdown(tty, state); uart_shutdown 2282 drivers/tty/serial/serial_core.c uart_shutdown(tty, state);