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read_poll_timeout was recently introduced, and can be used to simplify our console polling loop. This results in a slight reduction in code. early_uartlite_putc can't get the same treatment, because it can be called before udelay is set up. Signed-off-by: Sean Anderson <sean.anderson@seco.com> Link: https://lore.kernel.org/r/20210826192549.3203071-1-sean.anderson@seco.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>