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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>
This commit is contained in:
Peter Zijlstra 2010-11-15 21:11:12 +01:00 committed by Greg Kroah-Hartman
parent e53beacd23
commit a80c49dbb6
1 changed files with 1 additions and 1 deletions
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2
drivers/serial/8250.c
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@ -2872,7 +2872,7 @@ static struct console serial8250_console = {
.device = uart_console_device,
.setup = serial8250_console_setup,
.early_setup = serial8250_console_early_setup,
.flags = CON_PRINTBUFFER,
.flags = CON_PRINTBUFFER | CON_ANYTIME,
.index = -1,
.data = &serial8250_reg,
};