UART_BUG_QUOT     919 drivers/tty/serial/8250/8250_port.c 			up->bugs |= UART_BUG_QUOT;
UART_BUG_QUOT    2448 drivers/tty/serial/8250/8250_port.c 	if (up->bugs & UART_BUG_QUOT && (quot & 0xff) == 0)