iersave 999 drivers/tty/serial/8250/8250_port.c unsigned int iersave; iersave 1115 drivers/tty/serial/8250/8250_port.c iersave = serial_in(up, UART_IER); iersave 1116 drivers/tty/serial/8250/8250_port.c serial_out(up, UART_IER, iersave & ~UART_IER_UUE); iersave 1122 drivers/tty/serial/8250/8250_port.c serial_out(up, UART_IER, iersave | UART_IER_UUE); iersave 1140 drivers/tty/serial/8250/8250_port.c serial_out(up, UART_IER, iersave);