Re: [PATCH 1/5] serial: Factor out uart_poll_timeout() from 8250driver

[Alan Cox]

> +/* Base timer interval for polling */
> +int uart_poll_timeout(struct uart_port *port)
> +{
> +	int timeout = port->timeout;
> +
> +	return timeout > 6 ? (timeout / 2 - 2) : 1;
> +}
> +EXPORT_SYMBOL(uart_poll_timeout);

inline this rather than exporting it and making it global - it's a tiny
spec of code and the export symbol probably costs more !
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