serial8250: Mark console as CON_ANYTIME
While trying to debug a cpu-hotplug issue I noticed printk() stopped working once the cpu got marked offline, since the 8250 serial console doesn't have any per-cpu resources the CON_ANYTIME bit is the safe and documented way to make it work again. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -2872,7 +2872,7 @@ static struct console serial8250_console = {
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.device = uart_console_device,
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.setup = serial8250_console_setup,
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.early_setup = serial8250_console_early_setup,
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.flags = CON_PRINTBUFFER,
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.flags = CON_PRINTBUFFER | CON_ANYTIME,
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.index = -1,
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.data = &serial8250_reg,
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};
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